#66DC60 Color
#66DC60 is rgb(102, 220, 96) in RGB, hsl(117, 64%, 62%) in HSL, and about cmyk(54%, 0%, 56%, 14%) in CMYK. It has no registered color name of its own — the closest is Pastel Green (#77DD77), visibly different at ΔE 11.16. Black text is the more readable choice on this background.
#66DC60rgb(102, 220, 96)hsl(117, 64%, 62%)hsv(117, 56%, 86%)cmyk(54%, 0%, 56%, 14%)oklch(79.9% 0.196 142.6)lab(79.03% -52.82 49.33)lch(79.03% 72.27 136.96)What #66DC60 Is Called
Most hex codes have no name: there are 16.7 million of them and a few thousand registered names. These are the named colors nearest to #66DC60, ordered by CIE76 distance in CIELAB. Anything under about ΔE 2 is a difference most people cannot see.
Browse the full index of named colors A-Z or every green in the library.
#66DC60 Channel Values
How #66DC60 breaks down in each color model. Hue is measured in degrees around the color wheel; saturation, lightness, and the CMYK inks are percentages.
| Model | Channels | Notes |
|---|---|---|
| RGB | R 102 · G 220 · B 96 | 8-bit channels as sent to the display |
| HSL | H 117° · S 64% · L 62% | Easiest model for building lighter and darker variants |
| HSV | H 117° · S 56% · V 86% | Matches the picker in most design tools |
| CMYK | C 54% · M 0% · Y 56% · K 14% | Approximate ink mix; confirm with an ICC profile before printing |
| Luminance | 1.75:1 vs white · 11.97:1 vs black | WCAG 2.2 relative-luminance contrast ratios |
Text Contrast & Accessibility
WCAG 2.2 contrast ratios for text on a #66DC60 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1. Contrast is one check, not a full accessibility review.
Need a specific ratio against another background? Open #66DC60 in the contrast checker.
Colors That Go With #66DC60
Pairings derived from color-wheel relationships. The complementary color sits opposite #66DC60; analogous colors sit beside it; triadic and split-complementary sets spread evenly around the wheel. Select any swatch for its own breakdown.
Tints & Shades of #66DC60
Lighter tints and darker shades built by moving the lightness channel while holding hue and saturation, which is what you want for hover states, backgrounds, and text variants.
Want a full 50-950 ramp with semantic roles? Generate design tokens from #66DC60.
How #66DC60 Looks with Color Vision Deficiency
Simulated with the Viénot, Brettel & Mollon LMS projection model. Anomalous types are rendered as partial versions of the matching dichromacy, which is an approximation rather than a per-person clinical model.
#66DC60#CECE61#AED461#BFBF66#A3CB64#7ED1D1#75D6AF#C3C3C3Using #66DC60 in Code
Copy-ready declarations for the places this color usually ends up.
--color-66dc60: #66DC60;background-color: #66DC60;colors: { 'color-66dc60': '#66DC60' }Color(red: 0.400, green: 0.863, blue: 0.376)<color name="color_66dc60">#66DC60</color>fill="#66DC60"More Green Colors
#66DC60 sits in the green family. These are its neighbours across that family's full range, each with its own breakdown.
#66DC60 Frequently Asked Questions
What color is #66DC60?
#66DC60 is a light green — rgb(102, 220, 96) in RGB and hsl(117, 64%, 62%) in HSL. It carries no registered color name of its own; the closest named color is Pastel Green (#77DD77), which is visibly different at a CIE76 distance of 11.16.
What is the RGB value of #66DC60?
#66DC60 is rgb(102, 220, 96) — red 102, green 220, and blue 96 on the 0-255 scale.
What is the CMYK value of #66DC60?
#66DC60 converts to approximately cmyk(54%, 0%, 56%, 14%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.
Should text on #66DC60 be black or white?
Black text is the more readable choice. #66DC60 scores 1.75:1 against white and 11.97:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.
Can I write #66DC60 as a CSS color keyword?
No. #66DC60 is not one of the CSS color keywords, so it has to be written as a hex, rgb() or hsl() value. The closest keyword is limegreen (#32CD32) at a CIE76 distance of 15.41, which is visibly different.
Open #66DC60 in a Tool
Keep exploring: every green in the color library, the guide to shades of green, or the full color library.