Direct answer: choose INYX Green if your eye care professional has prescribed and fitted Yilala model HC1421 and you want the Green variant from the INYX collection. Choose Olive Grey if the professionally approved product is model HC1419 and you want the Grey variant from the Olive collection. If both exact lenses are clinically suitable, the better choice is the one whose current product imagery fits your makeup, wardrobe, and photography plan. The shade names alone do not predict the result on your eyes.
For US shoppers, colored contacts are prescription medical devices, including 0.00 plano lenses. Get a current contact lens prescription and a professional fitting for the exact brand and model before ordering. An eyeglass prescription, a familiar diameter, or a cosmetic preference is not a substitute for a contact lens fitting.
This is a catalog-based brand edit, not a wear review. I have not worn or tested either lens, and I will not turn product copy or photography into claims about fit, comfort, coverage, opacity, enlargement, or the final color on a particular iris.
INYX Green vs Olive Grey at a glance
The most useful first comparison is not a promise about which shade looks brighter, softer, warmer, cooler, or more natural. Yilala does not publish the controlled, color-specific data needed to make those claims reliably. The useful comparison is product identity: two named variants, two model numbers, two collection contexts, and a closely matched set of listed specifications.
| Comparison point | INYX Green | Olive Grey | How to use the information |
|---|---|---|---|
| Live listing | INYX Series Colored Contact Lenses | Olive Series Colored Contact Lenses | Confirm the exact page and selected variant before ordering |
| Model | HC1421 | HC1419 | Keep the model attached to your prescription and order notes |
| Material listed | HEMA+NVP | HEMA+NVP | Do not translate a material name into a personal performance claim |
| Diameter listed in summary | 14.2 mm | 14.2 mm | INYX also shows 14.5 mm lower on the page, so resolve that conflict |
| Base curve listed | 8.6 mm | 8.6 mm | A matching number does not make two models interchangeable |
| Water content listed | 38% | 38% | Use as a catalog field, not a comfort forecast |
| Power menu shown | 0.00 to -4.50 | 0.00 to -4.50 | Order only the exact power prescribed for the exact lens |
| Replacement language | Six months after opening | Six months after opening | Follow the shorter limit set by the label or your eye care professional |
| Decision role | Green variant within INYX | Grey variant within Olive | Use live images as references, never as fixed outcomes |
The shared fields explain why I would not manufacture a technical winner. The two listings name the same material, base curve, water percentage, power span, and replacement period. The model numbers are different, however, and the INYX listing contains a diameter inconsistency. Similar numbers do not authorize substitution.
What the live product pages establish
The INYX Series product page identifies model HC1421 and lists INYX Green, INYX Pink, and INYX Purple. Its upper specification summary states a 14.2 mm diameter, 8.6 mm base curve, HEMA+NVP material, 38% water content, powers from 0.00 to -4.50, and a six-month period after opening. Farther down, the description states 14.5 mm. That internal 14.2 versus 14.5 mm conflict is material because diameter belongs in the prescription and fitting conversation.
The Olive Series product page identifies model HC1419 and lists Olive Blue, Olive Brown, and Olive Grey. Both its upper summary and lower specification section state 14.2 mm, along with an 8.6 mm base curve, HEMA+NVP material, 38% water content, powers from 0.00 to -4.50, and six months after opening.
Those facts describe what the pages currently say. They do not establish how either lens will render on your natural iris, whether the printed area has a particular graphic diameter, or whether one design has more pigment than the other. Neither page publishes a standardized opacity percentage, a measured ring width, a pigment map, or controlled before-and-after photographs across several natural eye colors.
For collection context, Yilala’s INYX Green, Pink, and Purple guide and Olive Blue, Brown, and Grey guide place each variant beside its collection mates. Use those pages to understand the catalog organization, then return to the live selectors for the exact model, variant, power, price, and stock shown at checkout.
The diameter discrepancy needs a real answer
Do not silently choose 14.2 mm because it appears in the INYX summary, and do not silently choose 14.5 mm because it appears in the long description. Save a screenshot or order record showing the listing, ask Yilala to confirm the specification for the exact HC1421 stock being shipped, and compare that answer with the package label and your prescription. If those sources disagree, pause the order or do not open the package until the seller and your eye care professional resolve it.
A 0.3 mm difference may look small on a product page, but shoppers should not decide that it is clinically irrelevant. Diameter works with the complete lens design, material, curvature, and individual eye anatomy. It is not a cosmetic slider and should not be converted into an assumed enlargement effect.
Olive Grey does not have the same visible conflict on its current page, but that does not remove the need to check the delivered packaging. Web copy can change, old inventory can remain in circulation, and an order confirmation can contain a mistaken selection. Exact model, color, power, base curve, and diameter should agree across the prescription, order, and package.
How I would make the creative choice
Once a professional confirms that both exact models are appropriate options, I would build two side-by-side reference boards. One board would use only the current INYX Green product assets. The other would use only the current Olive Grey assets. I would place each beside the same portrait lighting reference, makeup plan, hair color, clothing, and camera treatment. Keeping every other variable fixed makes the comparison more honest.
I would not write “green means earthy” or “grey means subtle” on the boards. Those are assumptions drawn from words, not measured facts about these lenses. Instead, I would ask practical questions. Which current product image is closer to the visual brief? Does the selected variant support the colors already present in the outfit? Is the lens supposed to be the focal cue, or should another element lead? Will the event use daylight, warm indoor bulbs, colored stage lighting, or flash?
Screen settings matter too. A phone in vivid mode can make a product image look different from a calibrated monitor. White balance, exposure, retouching, and surrounding makeup can alter perceived color. Compare the two pages on the same screen at the same brightness. Do not compare one polished campaign image on a laptop with a compressed social image on a phone and treat the difference as a lens property.
The colored contacts makeup guide can help organize palette ideas, but treat its suggestions as creative prompts. It cannot predict the lens result or replace a safe trial under professional guidance. If your brief is still broad, the Yilala series comparison offers wider catalog context, though the live product pages should control current product facts.
What natural iris color changes in this comparison
Your iris remains part of the final optical situation, but the available listings do not provide enough controlled evidence to forecast the interaction. Dark brown, light brown, hazel, green, blue, and grey irises can each interact differently with a printed lens. Pupil size, lens centration, lighting, and camera processing add more variables.
That is why I would not tell a dark-eyed shopper that INYX Green will cover more, or tell a light-eyed shopper that Olive Grey will blend more. Those would be coverage and appearance claims without published comparative testing. A customer photo can be useful inspiration, but it documents one person, one fit, one lighting setup, and one camera pipeline. It is not a universal sample.
If you are researching starting-eye-color questions, read Yilala’s guide for dark eyes as general editorial material, not as a promised result for these two variants. The sounder next step is to show your eye care professional the exact HC1421 and HC1419 listings and ask whether either prescribed lens can be evaluated appropriately for you.
Prescription first, styling second
A contact lens prescription contains more than sphere power. FDA consumer guidance says a valid prescription includes enough information to fill the order accurately, including the prescribed lens identity or manufacturer information, power, base curve, and diameter when appropriate. That is why copying the number from your glasses or choosing 0.00 does not solve the fitting question.
Plano means the lens has no refractive correction. It does not mean the lens is an over-the-counter cosmetic. US guidance treats decorative contacts as medical devices and requires a prescription. The fitting lets a licensed professional assess the lens on your eye rather than assuming that a common-looking base curve or diameter is suitable.
Yilala’s eye exam guide for colored contacts explains the distinction between a general vision check and contact lens follow-up. Its colored contacts buying guide can help you prepare shopping questions, but federal health guidance and your own prescriber should control medical decisions.
Do not accept a different model because its specification row looks similar. HC1421 and HC1419 are separate product identities. If your prescription names one exact lens, a seller should not replace it with the other without approval from your eye care professional.
Ordering and package checks
Before payment, verify the full product title, model, selected color, prescribed power for each eye, quantity, and shipping destination. If your two eyes require different powers, check each selection separately. Save the order confirmation rather than relying on memory.
When the package arrives, compare the label with the prescription and order. Check the model or product identity, color name, power, base curve, diameter, expiration date, and package integrity. The INYX diameter conflict makes this comparison especially important. Do not open, rinse, or wear a product that does not match until the discrepancy is resolved.
A replacement statement of six months after opening is a maximum listing, not permission for uninterrupted or overnight wear. Follow the wearing schedule, replacement schedule, cleaning system, and follow-up plan from your eye care professional and the validated package instructions. Replace a damaged lens and never share contacts.
Care rules that do not change with color
Wash and dry your hands before touching lenses. Use the care solution recommended for your prescribed lens and never use tap water or saliva. Do not top off old solution with new solution. Keep the case clean, let it air dry as directed, and replace it on the schedule recommended by your eye care professional or the case instructions.
Remove contacts before showering, swimming, or entering a hot tub. Do not sleep in daily-wear lenses. Put lenses in before applying makeup and remove them before taking makeup off, following the instructions given for your lens and cosmetics routine.
If you develop eye pain, redness, light sensitivity, sudden blurry vision, unusual watering, or discharge, remove the lenses. Contact an eye care professional promptly, especially if symptoms persist or worsen. Do not use the other color as a workaround for symptoms.
My final edit
INYX Green is the appropriate creative shortlist when you want the Green variant shown within the INYX collection and HC1421 is the exact professionally approved lens. Olive Grey is the appropriate shortlist when you want the Grey variant shown within the Olive collection and HC1419 is the approved lens. Neither wins on the shared specification fields, and neither color name tells us what will happen on your eye.
If both are approved, compare their current official images inside your real styling brief, not in isolation. If only one is approved, the decision is already made. If neither has been fitted, pause the color decision and book the contact lens appointment first.
Frequently asked questions
Is INYX Green or Olive Grey better?
Neither is universally better. Choose only among lenses that your eye care professional has prescribed and fitted. If both exact models are suitable, select the current catalog variant that better matches your documented styling brief without assuming a fixed on-eye result.
Do INYX Green and Olive Grey have the same specifications?
The live pages list the same material, base curve, water content, power span, and replacement language. They have different model numbers. The INYX page also conflicts on diameter, showing 14.2 mm in the summary and 14.5 mm in the description.
What diameter is INYX Green?
The current INYX product page gives two answers: 14.2 mm near the purchase area and 14.5 mm in the longer description. Ask the seller to confirm the exact HC1421 stock, then verify the package against your prescription before opening it.
What diameter is Olive Grey?
The current Olive Series page lists 14.2 mm in both its summary and lower specification section. Confirm the delivered HC1419 package because the label and valid prescription, not this article, must govern the lens you receive.
Can I buy either color in 0.00 power without a prescription?
Not legally in the United States. The 0.00 option is plano, but decorative contacts are still prescription medical devices. You need an eye exam, a valid contact lens prescription, and a proper fitting for the exact lens.
Will INYX Green or Olive Grey look more natural?
The available product data does not support a universal answer. Natural iris color, pupil size, lens position, lighting, makeup, camera settings, and the individual lens design can change appearance. A shade name is not a naturalness measurement.
Can I substitute HC1421 for HC1419 if the base curve matches?
No substitution should be made on that basis alone. They are different models, and a shared 8.6 mm base curve does not prove identical shape, fit, or suitability. Ask your prescriber before accepting any brand or model change.
How long can I keep an opened pair?
Both pages state six months after opening, but follow the shortest applicable limit from the package instructions and your eye care professional. The replacement period does not permit sleeping in lenses, continuous wear, or continued use of a damaged or contaminated lens.