#055C09 Color
#055C09 is rgb(5, 92, 9) in RGB, hsl(123, 90%, 19%) in HSL, and about cmyk(95%, 0%, 90%, 64%) in CMYK. It has no registered color name of its own — the closest is Royal Green (#136207), very hard to tell apart at ΔE 3.66. White text is the more readable choice on this background.
#055C09rgb(5, 92, 9)hsl(123, 90%, 19%)hsv(123, 95%, 36%)cmyk(95%, 0%, 90%, 64%)oklch(41.3% 0.135 143)lab(33.40% -36.62 35.87)lch(33.40% 51.26 135.60)What #055C09 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 #055C09, 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.
#055C09 Channel Values
How #055C09 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 5 · G 92 · B 9 | 8-bit channels as sent to the display |
| HSL | H 123° · S 90% · L 19% | Easiest model for building lighter and darker variants |
| HSV | H 123° · S 95% · V 36% | Matches the picker in most design tools |
| CMYK | C 95% · M 0% · Y 90% · K 64% | Approximate ink mix; confirm with an ICC profile before printing |
| Luminance | 8.26:1 vs white · 2.54:1 vs black | WCAG 2.2 relative-luminance contrast ratios |
Text Contrast & Accessibility
WCAG 2.2 contrast ratios for text on a #055C09 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 #055C09 in the contrast checker.
Colors That Go With #055C09
Pairings derived from color-wheel relationships. The complementary color sits opposite #055C09; 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 #055C09
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 #055C09.
How #055C09 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.
#055C09#54540B#42570A#4C4C11#3B530E#205656#195944#4E4E4EUsing #055C09 in Code
Copy-ready declarations for the places this color usually ends up.
--color-055c09: #055C09;background-color: #055C09;colors: { 'color-055c09': '#055C09' }Color(red: 0.020, green: 0.361, blue: 0.035)<color name="color_055c09">#055C09</color>fill="#055C09"More Green Colors
#055C09 sits in the green family. These are its neighbours across that family's full range, each with its own breakdown.
#055C09 Frequently Asked Questions
What color is #055C09?
#055C09 is a darkest green — rgb(5, 92, 9) in RGB and hsl(123, 90%, 19%) in HSL. It carries no registered color name of its own; the closest named color is Royal Green (#136207), which is very hard to tell apart at a CIE76 distance of 3.66.
What is the RGB value of #055C09?
#055C09 is rgb(5, 92, 9) — red 5, green 92, and blue 9 on the 0-255 scale.
What is the CMYK value of #055C09?
#055C09 converts to approximately cmyk(95%, 0%, 90%, 64%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.
Should text on #055C09 be black or white?
White text is the more readable choice. #055C09 scores 8.26:1 against white and 2.54:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.
Can I write #055C09 as a CSS color keyword?
No. #055C09 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 darkgreen (#006400) at a CIE76 distance of 6.54, which is clearly related but distinguishable side by side.
Open #055C09 in a Tool
Keep exploring: every green in the color library, the guide to shades of green, or the full color library.