#129129 Color
#129129 is rgb(18, 145, 41) in RGB, hsl(131, 78%, 32%) in HSL, and about cmyk(88%, 0%, 72%, 43%) in CMYK. It has no registered color name of its own — the closest is Forest Green (#228B22), very hard to tell apart at ΔE 3.98. Black text is the more readable choice on this background.
#129129rgb(18, 145, 41)hsl(131, 78%, 32%)hsv(131, 88%, 57%)cmyk(88%, 0%, 72%, 43%)oklch(57.3% 0.175 144.8)lab(52.47% -49.13 43.12)lch(52.47% 65.36 138.73)What #129129 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 #129129, 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.
#129129 Channel Values
How #129129 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 18 · G 145 · B 41 | 8-bit channels as sent to the display |
| HSL | H 131° · S 78% · L 32% | Easiest model for building lighter and darker variants |
| HSV | H 131° · S 88% · V 57% | Matches the picker in most design tools |
| CMYK | C 88% · M 0% · Y 72% · K 43% | Approximate ink mix; confirm with an ICC profile before printing |
| Luminance | 4.11:1 vs white · 5.11:1 vs black | WCAG 2.2 relative-luminance contrast ratios |
Text Contrast & Accessibility
WCAG 2.2 contrast ratios for text on a #129129 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 #129129 in the contrast checker.
Colors That Go With #129129
Pairings derived from color-wheel relationships. The complementary color sits opposite #129129; 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 #129129
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 #129129.
How #129129 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.
#129129#85852A#6A8A2A#797930#60832E#388989#2D8C6F#7D7D7DUsing #129129 in Code
Copy-ready declarations for the places this color usually ends up.
--color-129129: #129129;background-color: #129129;colors: { 'color-129129': '#129129' }Color(red: 0.071, green: 0.569, blue: 0.161)<color name="color_129129">#129129</color>fill="#129129"More Green Colors
#129129 sits in the green family. These are its neighbours across that family's full range, each with its own breakdown.
#129129 Frequently Asked Questions
What color is #129129?
#129129 is a dark green — rgb(18, 145, 41) in RGB and hsl(131, 78%, 32%) in HSL. It carries no registered color name of its own; the closest named color is Forest Green (#228B22), which is very hard to tell apart at a CIE76 distance of 3.98.
What is the RGB value of #129129?
#129129 is rgb(18, 145, 41) — red 18, green 145, and blue 41 on the 0-255 scale.
What is the CMYK value of #129129?
#129129 converts to approximately cmyk(88%, 0%, 72%, 43%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.
Should text on #129129 be black or white?
Black text is the more readable choice. #129129 scores 4.11:1 against white and 5.11:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.
Can I write #129129 as a CSS color keyword?
No. #129129 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 forestgreen (#228B22) at a CIE76 distance of 3.98, which is very hard to tell apart.
Open #129129 in a Tool
Keep exploring: every green in the color library, the guide to shades of green, or the full color library.