#137C42 Color
#137C42 is rgb(19, 124, 66) in RGB, hsl(147, 73%, 28%) in HSL, and about cmyk(85%, 0%, 47%, 51%) in CMYK. It has no registered color name of its own — the closest is Dartmouth Green (#00703C), clearly related but distinguishable side by side at ΔE 5.31. White text is the more readable choice on this background.
#137C42rgb(19, 124, 66)hsl(147, 73%, 28%)hsv(147, 85%, 49%)cmyk(85%, 0%, 47%, 51%)oklch(51.6% 0.127 152.6)lab(45.53% -39.88 23.28)lch(45.53% 46.18 149.73)What #137C42 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 #137C42, 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.
#137C42 Channel Values
How #137C42 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 19 · G 124 · B 66 | 8-bit channels as sent to the display |
| HSL | H 147° · S 73% · L 28% | Easiest model for building lighter and darker variants |
| HSV | H 147° · S 85% · V 49% | Matches the picker in most design tools |
| CMYK | C 85% · M 0% · Y 47% · K 51% | Approximate ink mix; confirm with an ICC profile before printing |
| Luminance | 5.26:1 vs white · 3.99:1 vs black | WCAG 2.2 relative-luminance contrast ratios |
Text Contrast & Accessibility
WCAG 2.2 contrast ratios for text on a #137C42 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 #137C42 in the contrast checker.
Colors That Go With #137C42
Pairings derived from color-wheel relationships. The complementary color sits opposite #137C42; 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 #137C42
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 #137C42.
How #137C42 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.
#137C42#727243#5B7642#686845#527044#2C7777#247966#6C6C6CUsing #137C42 in Code
Copy-ready declarations for the places this color usually ends up.
--color-137c42: #137C42;background-color: #137C42;colors: { 'color-137c42': '#137C42' }Color(red: 0.075, green: 0.486, blue: 0.259)<color name="color_137c42">#137C42</color>fill="#137C42"More Green Colors
#137C42 sits in the green family. These are its neighbours across that family's full range, each with its own breakdown.
#137C42 Frequently Asked Questions
What color is #137C42?
#137C42 is a dark green — rgb(19, 124, 66) in RGB and hsl(147, 73%, 28%) in HSL. It carries no registered color name of its own; the closest named color is Dartmouth Green (#00703C), which is clearly related but distinguishable side by side at a CIE76 distance of 5.31.
What is the RGB value of #137C42?
#137C42 is rgb(19, 124, 66) — red 19, green 124, and blue 66 on the 0-255 scale.
What is the CMYK value of #137C42?
#137C42 converts to approximately cmyk(85%, 0%, 47%, 51%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.
Should text on #137C42 be black or white?
White text is the more readable choice. #137C42 scores 5.26:1 against white and 3.99:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.
Can I write #137C42 as a CSS color keyword?
No. #137C42 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 7.3, which is clearly related but distinguishable side by side.
Open #137C42 in a Tool
Keep exploring: every green in the color library, the guide to shades of green, or the full color library.