Dark Olive Green (#556B2F)
The hex code for Dark Olive Green is #556B2F. It is rgb(85, 107, 47) in RGB, hsl(82, 39%, 30%) in HSL, and about cmyk(21%, 0%, 56%, 58%) in CMYK — a dark green. White text is the more readable choice on this background.
#556B2Frgb(85, 107, 47)hsl(82, 39%, 30%)hsv(82, 56%, 42%)cmyk(21%, 0%, 56%, 58%)oklch(49.6% 0.09 126.2)lab(42.36% -16.40 30.32)lch(42.36% 34.47 118.41)Colors Closest to Dark Olive Green
Dark Olive Green is a registered color name. These are the named colors nearest to it, measured as CIE76 distance in CIELAB — a perceptual scale, so the ordering matches what the eye sees rather than how close the raw RGB numbers happen to sit.
Browse the full index of named colors A-Z or every green in the library.
#556B2F Channel Values
How Dark Olive Green 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 85 · G 107 · B 47 | 8-bit channels as sent to the display |
| HSL | H 82° · S 39% · L 30% | Easiest model for building lighter and darker variants |
| HSV | H 82° · S 56% · V 42% | Matches the picker in most design tools |
| CMYK | C 21% · M 0% · Y 56% · K 58% | Approximate ink mix; confirm with an ICC profile before printing |
| Luminance | 5.95:1 vs white · 3.53:1 vs black | WCAG 2.2 relative-luminance contrast ratios |
Text Contrast & Accessibility
WCAG 2.2 contrast ratios for text on a Dark Olive Green 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 #556B2F in the contrast checker.
Colors That Go With Dark Olive Green
Pairings derived from color-wheel relationships. The complementary color sits opposite Dark Olive Green; 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 Dark Olive Green
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 #556B2F.
How Dark Olive Green 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.
#556B2F#68682F#61692F#646430#5F6730#5C6666#596855#646464Using #556B2F in Code
Copy-ready declarations for the places this color usually ends up.
--dark-olive-green: #556B2F;background-color: #556B2F;colors: { 'dark-olive-green': '#556B2F' }Color(red: 0.333, green: 0.420, blue: 0.184)<color name="dark_olive_green">#556B2F</color>fill="#556B2F"More Green Colors
Dark Olive Green sits in the green family. These are its neighbours across that family's full range, each with its own breakdown.
#556B2F Frequently Asked Questions
What is the hex code for Dark Olive Green?
The hex code for Dark Olive Green is #556B2F. That is rgb(85, 107, 47) in RGB, hsl(82, 39%, 30%) in HSL, and approximately cmyk(21%, 0%, 56%, 58%) in CMYK.
What is the RGB value of #556B2F?
#556B2F is rgb(85, 107, 47) — red 85, green 107, and blue 47 on the 0-255 scale.
What is the CMYK value of #556B2F?
#556B2F converts to approximately cmyk(21%, 0%, 56%, 58%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.
Should text on #556B2F be black or white?
White text is the more readable choice. #556B2F scores 5.95:1 against white and 3.53:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.
Is DarkOliveGreen a CSS named color?
Yes. DarkOliveGreen is one of the CSS named colors, so you can write color: darkolivegreen instead of the hex code.
Open Dark Olive Green in a Tool
Keep exploring: every green in the color library, the guide to shades of green, or the full color library.