#285C51 Color
#285C51 is rgb(40, 92, 81) in RGB, hsl(167, 39%, 26%) in HSL, and about cmyk(57%, 0%, 12%, 64%) in CMYK. It has no registered color name of its own — the closest is Zydeco (#20483F), clearly related but distinguishable side by side at ΔE 8.66. White text is the more readable choice on this background.
#285C51rgb(40, 92, 81)hsl(167, 39%, 26%)hsv(167, 57%, 36%)cmyk(57%, 0%, 12%, 64%)oklch(43.6% 0.059 177.6)lab(35.29% -20.50 0.78)lch(35.29% 20.51 177.82)What #285C51 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 #285C51, 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.
#285C51 Channel Values
How #285C51 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 40 · G 92 · B 81 | 8-bit channels as sent to the display |
| HSL | H 167° · S 39% · L 26% | Easiest model for building lighter and darker variants |
| HSV | H 167° · S 57% · V 36% | Matches the picker in most design tools |
| CMYK | C 57% · M 0% · Y 12% · K 64% | Approximate ink mix; confirm with an ICC profile before printing |
| Luminance | 7.66:1 vs white · 2.74:1 vs black | WCAG 2.2 relative-luminance contrast ratios |
Text Contrast & Accessibility
WCAG 2.2 contrast ratios for text on a #285C51 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 #285C51 in the contrast checker.
Colors That Go With #285C51
Pairings derived from color-wheel relationships. The complementary color sits opposite #285C51; 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 #285C51
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 #285C51.
How #285C51 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.
#285C51#565651#485851#4F4F52#435552#2B5B5B#2A5B57#535353Using #285C51 in Code
Copy-ready declarations for the places this color usually ends up.
--color-285c51: #285C51;background-color: #285C51;colors: { 'color-285c51': '#285C51' }Color(red: 0.157, green: 0.361, blue: 0.318)<color name="color_285c51">#285C51</color>fill="#285C51"More Green Colors
#285C51 sits in the green family. These are its neighbours across that family's full range, each with its own breakdown.
#285C51 Frequently Asked Questions
What color is #285C51?
#285C51 is a dark green — rgb(40, 92, 81) in RGB and hsl(167, 39%, 26%) in HSL. It carries no registered color name of its own; the closest named color is Zydeco (#20483F), which is clearly related but distinguishable side by side at a CIE76 distance of 8.66.
What is the RGB value of #285C51?
#285C51 is rgb(40, 92, 81) — red 40, green 92, and blue 81 on the 0-255 scale.
What is the CMYK value of #285C51?
#285C51 converts to approximately cmyk(57%, 0%, 12%, 64%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.
Should text on #285C51 be black or white?
White text is the more readable choice. #285C51 scores 7.66:1 against white and 2.74:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.
Can I write #285C51 as a CSS color keyword?
No. #285C51 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 darkslategray (#2F4F4F) at a CIE76 distance of 10.36, which is visibly different.
Open #285C51 in a Tool
Keep exploring: every green in the color library, the guide to shades of green, or the full color library.