#57C1A8 Color
#57C1A8 is rgb(87, 193, 168) in RGB, hsl(166, 46%, 55%) in HSL, and about cmyk(55%, 0%, 13%, 24%) in CMYK. It has no registered color name of its own — the closest is Medium Aquamarine (#66CDAA), clearly related but distinguishable side by side at ΔE 6.58. Black text is the more readable choice on this background.
#57C1A8rgb(87, 193, 168)hsl(166, 46%, 55%)hsv(166, 55%, 76%)cmyk(55%, 0%, 13%, 24%)oklch(74.1% 0.105 175.5)lab(71.37% -36.67 2.87)lch(71.37% 36.78 175.52)What #57C1A8 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 #57C1A8, 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.
#57C1A8 Channel Values
How #57C1A8 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 87 · G 193 · B 168 | 8-bit channels as sent to the display |
| HSL | H 166° · S 46% · L 55% | Easiest model for building lighter and darker variants |
| HSV | H 166° · S 55% · V 76% | Matches the picker in most design tools |
| CMYK | C 55% · M 0% · Y 13% · K 24% | Approximate ink mix; confirm with an ICC profile before printing |
| Luminance | 2.19:1 vs white · 9.6:1 vs black | WCAG 2.2 relative-luminance contrast ratios |
Text Contrast & Accessibility
WCAG 2.2 contrast ratios for text on a #57C1A8 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 #57C1A8 in the contrast checker.
Colors That Go With #57C1A8
Pairings derived from color-wheel relationships. The complementary color sits opposite #57C1A8; 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 #57C1A8
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 #57C1A8.
How #57C1A8 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.
#57C1A8#B4B4A8#98BAA8#A7A7AA#8EB2A9#5FBEBE#5CBFB6#AFAFAFUsing #57C1A8 in Code
Copy-ready declarations for the places this color usually ends up.
--color-57c1a8: #57C1A8;background-color: #57C1A8;colors: { 'color-57c1a8': '#57C1A8' }Color(red: 0.341, green: 0.757, blue: 0.659)<color name="color_57c1a8">#57C1A8</color>fill="#57C1A8"More Green Colors
#57C1A8 sits in the green family. These are its neighbours across that family's full range, each with its own breakdown.
#57C1A8 Frequently Asked Questions
What color is #57C1A8?
#57C1A8 is a mid-tone green — rgb(87, 193, 168) in RGB and hsl(166, 46%, 55%) in HSL. It carries no registered color name of its own; the closest named color is Medium Aquamarine (#66CDAA), which is clearly related but distinguishable side by side at a CIE76 distance of 6.58.
What is the RGB value of #57C1A8?
#57C1A8 is rgb(87, 193, 168) — red 87, green 193, and blue 168 on the 0-255 scale.
What is the CMYK value of #57C1A8?
#57C1A8 converts to approximately cmyk(55%, 0%, 13%, 24%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.
Should text on #57C1A8 be black or white?
Black text is the more readable choice. #57C1A8 scores 2.19:1 against white and 9.6:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.
Can I write #57C1A8 as a CSS color keyword?
No. #57C1A8 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 mediumaquamarine (#66CDAA) at a CIE76 distance of 6.58, which is clearly related but distinguishable side by side.
Open #57C1A8 in a Tool
Keep exploring: every green in the color library, the guide to shades of green, or the full color library.