#28511A Color
#28511A is rgb(40, 81, 26) in RGB, hsl(105, 51%, 21%) in HSL, and about cmyk(51%, 0%, 68%, 68%) in CMYK. It has no registered color name of its own — the closest is Mughal Green (#306030), clearly related but distinguishable side by side at ΔE 7.75. White text is the more readable choice on this background.
#28511Argb(40, 81, 26)hsl(105, 51%, 21%)hsv(105, 68%, 32%)cmyk(51%, 0%, 68%, 68%)oklch(39.1% 0.096 138.6)lab(30.48% -23.84 26.79)lch(30.48% 35.86 131.67)What #28511A 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 #28511A, 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.
#28511A Channel Values
How #28511A 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 81 · B 26 | 8-bit channels as sent to the display |
| HSL | H 105° · S 51% · L 21% | Easiest model for building lighter and darker variants |
| HSV | H 105° · S 68% · V 32% | Matches the picker in most design tools |
| CMYK | C 51% · M 0% · Y 68% · K 68% | Approximate ink mix; confirm with an ICC profile before printing |
| Luminance | 9.2:1 vs white · 2.28:1 vs black | WCAG 2.2 relative-luminance contrast ratios |
Text Contrast & Accessibility
WCAG 2.2 contrast ratios for text on a #28511A 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 #28511A in the contrast checker.
Colors That Go With #28511A
Pairings derived from color-wheel relationships. The complementary color sits opposite #28511A; 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 #28511A
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 #28511A.
How #28511A 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.
#28511A#4C4C1A#404E1A#46461D#3C4B1C#314C4C#2D4E3E#484848Using #28511A in Code
Copy-ready declarations for the places this color usually ends up.
--color-28511a: #28511A;background-color: #28511A;colors: { 'color-28511a': '#28511A' }Color(red: 0.157, green: 0.318, blue: 0.102)<color name="color_28511a">#28511A</color>fill="#28511A"More Green Colors
#28511A sits in the green family. These are its neighbours across that family's full range, each with its own breakdown.
#28511A Frequently Asked Questions
What color is #28511A?
#28511A is a dark green — rgb(40, 81, 26) in RGB and hsl(105, 51%, 21%) in HSL. It carries no registered color name of its own; the closest named color is Mughal Green (#306030), which is clearly related but distinguishable side by side at a CIE76 distance of 7.75.
What is the RGB value of #28511A?
#28511A is rgb(40, 81, 26) — red 40, green 81, and blue 26 on the 0-255 scale.
What is the CMYK value of #28511A?
#28511A converts to approximately cmyk(51%, 0%, 68%, 68%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.
Should text on #28511A be black or white?
White text is the more readable choice. #28511A scores 9.2:1 against white and 2.28:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.
Can I write #28511A as a CSS color keyword?
No. #28511A 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 darkolivegreen (#556B2F) at a CIE76 distance of 14.45, which is visibly different.
Open #28511A in a Tool
Keep exploring: every green in the color library, the guide to shades of green, or the full color library.