#166600 Color
#166600 is rgb(22, 102, 0) in RGB, hsl(107, 100%, 20%) in HSL, and about cmyk(78%, 0%, 100%, 60%) in CMYK. It has no registered color name of its own — the closest is Dark Green (#006400), very hard to tell apart at ΔE 2.65. White text is the more readable choice on this background.
#166600rgb(22, 102, 0)hsl(107, 100%, 20%)hsv(107, 100%, 40%)cmyk(78%, 0%, 100%, 60%)oklch(44.6% 0.146 140.7)lab(37.31% -37.68 41.75)lch(37.31% 56.24 132.06)What #166600 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 #166600, 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.
#166600 Channel Values
How #166600 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 22 · G 102 · B 0 | 8-bit channels as sent to the display |
| HSL | H 107° · S 100% · L 20% | Easiest model for building lighter and darker variants |
| HSV | H 107° · S 100% · V 40% | Matches the picker in most design tools |
| CMYK | C 78% · M 0% · Y 100% · K 60% | Approximate ink mix; confirm with an ICC profile before printing |
| Luminance | 7.16:1 vs white · 2.93:1 vs black | WCAG 2.2 relative-luminance contrast ratios |
Text Contrast & Accessibility
WCAG 2.2 contrast ratios for text on a #166600 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 #166600 in the contrast checker.
Colors That Go With #166600
Pairings derived from color-wheel relationships. The complementary color sits opposite #166600; 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 #166600
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 #166600.
How #166600 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.
#166600#5E5E02#4B6101#55550B#445C07#2C6060#25624B#585858Using #166600 in Code
Copy-ready declarations for the places this color usually ends up.
--color-166600: #166600;background-color: #166600;colors: { 'color-166600': '#166600' }Color(red: 0.086, green: 0.400, blue: 0.000)<color name="color_166600">#166600</color>fill="#166600"More Green Colors
#166600 sits in the green family. These are its neighbours across that family's full range, each with its own breakdown.
#166600 Frequently Asked Questions
What color is #166600?
#166600 is a dark green — rgb(22, 102, 0) in RGB and hsl(107, 100%, 20%) in HSL. It carries no registered color name of its own; the closest named color is Dark Green (#006400), which is very hard to tell apart at a CIE76 distance of 2.65.
What is the RGB value of #166600?
#166600 is rgb(22, 102, 0) — red 22, green 102, and blue 0 on the 0-255 scale.
What is the CMYK value of #166600?
#166600 converts to approximately cmyk(78%, 0%, 100%, 60%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.
Should text on #166600 be black or white?
White text is the more readable choice. #166600 scores 7.16:1 against white and 2.93:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.
Can I write #166600 as a CSS color keyword?
No. #166600 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 2.65, which is very hard to tell apart.
Open #166600 in a Tool
Keep exploring: every green in the color library, the guide to shades of green, or the full color library.