#12B54B Color
#12B54B is rgb(18, 181, 75) in RGB, hsl(141, 82%, 39%) in HSL, and about cmyk(90%, 0%, 59%, 29%) in CMYK. It has no registered color name of its own — the closest is Green (Pantone) (#00AD43), very hard to tell apart at ΔE 2.89. Black text is the more readable choice on this background.
#12B54Brgb(18, 181, 75)hsl(141, 82%, 39%)hsv(141, 90%, 71%)cmyk(90%, 0%, 59%, 29%)oklch(67.6% 0.191 148)lab(64.71% -56.61 41.80)lch(64.71% 70.37 143.56)What #12B54B 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 #12B54B, 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.
#12B54B Channel Values
How #12B54B 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 181 · B 75 | 8-bit channels as sent to the display |
| HSL | H 141° · S 82% · L 39% | Easiest model for building lighter and darker variants |
| HSV | H 141° · S 90% · V 71% | Matches the picker in most design tools |
| CMYK | C 90% · M 0% · Y 59% · K 29% | Approximate ink mix; confirm with an ICC profile before printing |
| Luminance | 2.71:1 vs white · 7.74:1 vs black | WCAG 2.2 relative-luminance contrast ratios |
Text Contrast & Accessibility
WCAG 2.2 contrast ratios for text on a #12B54B 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 #12B54B in the contrast checker.
Colors That Go With #12B54B
Pairings derived from color-wheel relationships. The complementary color sits opposite #12B54B; 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 #12B54B
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 #12B54B.
How #12B54B 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.
#12B54B#A7A74C#85AD4C#979751#78A44F#43ACAC#35B08F#9D9D9DUsing #12B54B in Code
Copy-ready declarations for the places this color usually ends up.
--color-12b54b: #12B54B;background-color: #12B54B;colors: { 'color-12b54b': '#12B54B' }Color(red: 0.071, green: 0.710, blue: 0.294)<color name="color_12b54b">#12B54B</color>fill="#12B54B"More Green Colors
#12B54B sits in the green family. These are its neighbours across that family's full range, each with its own breakdown.
#12B54B Frequently Asked Questions
What color is #12B54B?
#12B54B is a dark green — rgb(18, 181, 75) in RGB and hsl(141, 82%, 39%) in HSL. It carries no registered color name of its own; the closest named color is Green (Pantone) (#00AD43), which is very hard to tell apart at a CIE76 distance of 2.89.
What is the RGB value of #12B54B?
#12B54B is rgb(18, 181, 75) — red 18, green 181, and blue 75 on the 0-255 scale.
What is the CMYK value of #12B54B?
#12B54B converts to approximately cmyk(90%, 0%, 59%, 29%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.
Should text on #12B54B be black or white?
Black text is the more readable choice. #12B54B scores 2.71:1 against white and 7.74:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.
Can I write #12B54B as a CSS color keyword?
No. #12B54B 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 17.93, which is visibly different.
Open #12B54B in a Tool
Keep exploring: every green in the color library, the guide to shades of green, or the full color library.