#337D2B Color
#337D2B is rgb(51, 125, 43) in RGB, hsl(114, 49%, 33%) in HSL, and about cmyk(59%, 0%, 66%, 51%) in CMYK. It has no registered color name of its own — the closest is May Green (#4C9141), clearly related but distinguishable side by side at ΔE 8.1. White text is the more readable choice on this background.
#337D2Brgb(51, 125, 43)hsl(114, 49%, 33%)hsv(114, 66%, 49%)cmyk(59%, 0%, 66%, 51%)oklch(52.4% 0.138 141.7)lab(46.43% -36.63 36.18)lch(46.43% 51.49 135.36)What #337D2B 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 #337D2B, 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.
#337D2B Channel Values
How #337D2B 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 51 · G 125 · B 43 | 8-bit channels as sent to the display |
| HSL | H 114° · S 49% · L 33% | Easiest model for building lighter and darker variants |
| HSV | H 114° · S 66% · V 49% | Matches the picker in most design tools |
| CMYK | C 59% · M 0% · Y 66% · K 51% | 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 #337D2B 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 #337D2B in the contrast checker.
Colors That Go With #337D2B
Pairings derived from color-wheel relationships. The complementary color sits opposite #337D2B; 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 #337D2B
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 #337D2B.
How #337D2B 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.
#337D2B#74742C#61782B#6B6B2F#5A732E#437676#3D7961#6E6E6EUsing #337D2B in Code
Copy-ready declarations for the places this color usually ends up.
--color-337d2b: #337D2B;background-color: #337D2B;colors: { 'color-337d2b': '#337D2B' }Color(red: 0.200, green: 0.490, blue: 0.169)<color name="color_337d2b">#337D2B</color>fill="#337D2B"More Green Colors
#337D2B sits in the green family. These are its neighbours across that family's full range, each with its own breakdown.
#337D2B Frequently Asked Questions
What color is #337D2B?
#337D2B is a dark green — rgb(51, 125, 43) in RGB and hsl(114, 49%, 33%) in HSL. It carries no registered color name of its own; the closest named color is May Green (#4C9141), which is clearly related but distinguishable side by side at a CIE76 distance of 8.1.
What is the RGB value of #337D2B?
#337D2B is rgb(51, 125, 43) — red 51, green 125, and blue 43 on the 0-255 scale.
What is the CMYK value of #337D2B?
#337D2B converts to approximately cmyk(59%, 0%, 66%, 51%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.
Should text on #337D2B be black or white?
White text is the more readable choice. #337D2B 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 #337D2B as a CSS color keyword?
No. #337D2B 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 darkgreen (#006400) at a CIE76 distance of 11.63, which is visibly different.
Open #337D2B in a Tool
Keep exploring: every green in the color library, the guide to shades of green, or the full color library.