#31904F Color
#31904F is rgb(49, 144, 79) in RGB, hsl(139, 49%, 38%) in HSL, and about cmyk(66%, 0%, 45%, 44%) in CMYK. It has no registered color name of its own — the closest is Spanish Green (#009150), clearly related but distinguishable side by side at ΔE 6.1. Black text is the more readable choice on this background.
#31904Frgb(49, 144, 79)hsl(139, 49%, 38%)hsv(139, 66%, 56%)cmyk(66%, 0%, 45%, 44%)oklch(58.1% 0.132 150.4)lab(53.11% -40.22 26.02)lch(53.11% 47.91 147.10)What #31904F 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 #31904F, 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.
#31904F Channel Values
How #31904F 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 49 · G 144 · B 79 | 8-bit channels as sent to the display |
| HSL | H 139° · S 49% · L 38% | Easiest model for building lighter and darker variants |
| HSV | H 139° · S 66% · V 56% | Matches the picker in most design tools |
| CMYK | C 66% · M 0% · Y 45% · K 44% | Approximate ink mix; confirm with an ICC profile before printing |
| Luminance | 4.01:1 vs white · 5.23:1 vs black | WCAG 2.2 relative-luminance contrast ratios |
Text Contrast & Accessibility
WCAG 2.2 contrast ratios for text on a #31904F 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 #31904F in the contrast checker.
Colors That Go With #31904F
Pairings derived from color-wheel relationships. The complementary color sits opposite #31904F; 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 #31904F
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 #31904F.
How #31904F 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.
#31904F#868650#6D8A4F#7B7B52#658451#438A8A#3D8C77#7F7F7FUsing #31904F in Code
Copy-ready declarations for the places this color usually ends up.
--color-31904f: #31904F;background-color: #31904F;colors: { 'color-31904f': '#31904F' }Color(red: 0.192, green: 0.565, blue: 0.310)<color name="color_31904f">#31904F</color>fill="#31904F"More Green Colors
#31904F sits in the green family. These are its neighbours across that family's full range, each with its own breakdown.
#31904F Frequently Asked Questions
What color is #31904F?
#31904F is a dark green — rgb(49, 144, 79) in RGB and hsl(139, 49%, 38%) in HSL. It carries no registered color name of its own; the closest named color is Spanish Green (#009150), which is clearly related but distinguishable side by side at a CIE76 distance of 6.1.
What is the RGB value of #31904F?
#31904F is rgb(49, 144, 79) — red 49, green 144, and blue 79 on the 0-255 scale.
What is the CMYK value of #31904F?
#31904F converts to approximately cmyk(66%, 0%, 45%, 44%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.
Should text on #31904F be black or white?
Black text is the more readable choice. #31904F scores 4.01:1 against white and 5.23:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.
Can I write #31904F as a CSS color keyword?
No. #31904F 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 seagreen (#2E8B57) at a CIE76 distance of 7.05, which is clearly related but distinguishable side by side.
Open #31904F in a Tool
Keep exploring: every green in the color library, the guide to shades of green, or the full color library.