#51923F Color
#51923F is rgb(81, 146, 63) in RGB, hsl(107, 40%, 41%) in HSL, and about cmyk(45%, 0%, 57%, 43%) in CMYK. It has no registered color name of its own — the closest is May Green (#4C9141), below the threshold most people can see at ΔE 2.02. Black text is the more readable choice on this background.
#51923Frgb(81, 146, 63)hsl(107, 40%, 41%)hsv(107, 57%, 57%)cmyk(45%, 0%, 57%, 43%)oklch(59.7% 0.135 139.3)lab(54.80% -34.08 36.54)lch(54.80% 49.96 133.01)What #51923F 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 #51923F, 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.
#51923F Channel Values
How #51923F 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 81 · G 146 · B 63 | 8-bit channels as sent to the display |
| HSL | H 107° · S 40% · L 41% | Easiest model for building lighter and darker variants |
| HSV | H 107° · S 57% · V 57% | Matches the picker in most design tools |
| CMYK | C 45% · M 0% · Y 57% · K 43% | Approximate ink mix; confirm with an ICC profile before printing |
| Luminance | 3.8:1 vs white · 5.53:1 vs black | WCAG 2.2 relative-luminance contrast ratios |
Text Contrast & Accessibility
WCAG 2.2 contrast ratios for text on a #51923F 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 #51923F in the contrast checker.
Colors That Go With #51923F
Pairings derived from color-wheel relationships. The complementary color sits opposite #51923F; 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 #51923F
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 #51923F.
How #51923F 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.
#51923F#8A8A40#778D3F#818143#718841#5E8B8B#598E74#838383Using #51923F in Code
Copy-ready declarations for the places this color usually ends up.
--color-51923f: #51923F;background-color: #51923F;colors: { 'color-51923f': '#51923F' }Color(red: 0.318, green: 0.573, blue: 0.247)<color name="color_51923f">#51923F</color>fill="#51923F"More Green Colors
#51923F sits in the green family. These are its neighbours across that family's full range, each with its own breakdown.
#51923F Frequently Asked Questions
What color is #51923F?
#51923F is a mid-tone green — rgb(81, 146, 63) in RGB and hsl(107, 40%, 41%) in HSL. It carries no registered color name of its own; the closest named color is May Green (#4C9141), which is below the threshold most people can see at a CIE76 distance of 2.02.
What is the RGB value of #51923F?
#51923F is rgb(81, 146, 63) — red 81, green 146, and blue 63 on the 0-255 scale.
What is the CMYK value of #51923F?
#51923F converts to approximately cmyk(45%, 0%, 57%, 43%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.
Should text on #51923F be black or white?
Black text is the more readable choice. #51923F scores 3.8:1 against white and 5.53:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.
Can I write #51923F as a CSS color keyword?
No. #51923F 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 14.45, which is visibly different.
Open #51923F in a Tool
Keep exploring: every green in the color library, the guide to shades of green, or the full color library.