#157F31 Color
#157F31 is rgb(21, 127, 49) in RGB, hsl(136, 72%, 29%) in HSL, and about cmyk(83%, 0%, 61%, 50%) in CMYK. It has no registered color name of its own — the closest is La Salle Green (#087830), very hard to tell apart at ΔE 3.73. White text is the more readable choice on this background.
#157F31rgb(21, 127, 49)hsl(136, 72%, 29%)hsv(136, 83%, 50%)cmyk(83%, 0%, 61%, 50%)oklch(52.3% 0.147 147)lab(46.40% -42.67 33.09)lch(46.40% 54.00 142.21)What #157F31 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 #157F31, 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.
#157F31 Channel Values
How #157F31 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 21 · G 127 · B 49 | 8-bit channels as sent to the display |
| HSL | H 136° · S 72% · L 29% | Easiest model for building lighter and darker variants |
| HSV | H 136° · S 83% · V 50% | Matches the picker in most design tools |
| CMYK | C 83% · M 0% · Y 61% · K 50% | Approximate ink mix; confirm with an ICC profile before printing |
| Luminance | 5.11:1 vs white · 4.11:1 vs black | WCAG 2.2 relative-luminance contrast ratios |
Text Contrast & Accessibility
WCAG 2.2 contrast ratios for text on a #157F31 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 #157F31 in the contrast checker.
Colors That Go With #157F31
Pairings derived from color-wheel relationships. The complementary color sits opposite #157F31; 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 #157F31
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 #157F31.
How #157F31 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.
#157F31#757532#5D7931#6A6A36#547334#317878#287B63#6E6E6EUsing #157F31 in Code
Copy-ready declarations for the places this color usually ends up.
--color-157f31: #157F31;background-color: #157F31;colors: { 'color-157f31': '#157F31' }Color(red: 0.082, green: 0.498, blue: 0.192)<color name="color_157f31">#157F31</color>fill="#157F31"More Green Colors
#157F31 sits in the green family. These are its neighbours across that family's full range, each with its own breakdown.
#157F31 Frequently Asked Questions
What color is #157F31?
#157F31 is a dark green — rgb(21, 127, 49) in RGB and hsl(136, 72%, 29%) in HSL. It carries no registered color name of its own; the closest named color is La Salle Green (#087830), which is very hard to tell apart at a CIE76 distance of 3.73.
What is the RGB value of #157F31?
#157F31 is rgb(21, 127, 49) — red 21, green 127, and blue 49 on the 0-255 scale.
What is the CMYK value of #157F31?
#157F31 converts to approximately cmyk(83%, 0%, 61%, 50%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.
Should text on #157F31 be black or white?
White text is the more readable choice. #157F31 scores 5.11:1 against white and 4.11:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.
Can I write #157F31 as a CSS color keyword?
No. #157F31 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 12.12, which is visibly different.
Open #157F31 in a Tool
Keep exploring: every green in the color library, the guide to shades of green, or the full color library.