#377C13#377C13

#377C13 is a mid, vivid yellow-green. Relative luminance 0.153; OKLCH L 52.1% C 0.151 H 137.8°. Best body text is #FFFFFF at 5.18:1 contrast (WCAG AA passes).

Color values

HEX	#377C13
RGB	rgb(55, 124, 19)
HSL	hsl(99, 73%, 28%)
HSV	hsv(99, 85%, 49%)
CMYK	cmyk(55.6%, 0%, 84.7%, 51.4%)
CIE-LAB	lab(46.01, -40.22, 45.87)
CIE-LCH	lch(46.01, 61.01, 131.24°)
OKLab	oklab(52.13% -0.1115 0.1012)
OKLCH	oklch(52.13% 0.151 137.8)
XYZ	xyz(8.9004, 15.2738, 3.0951)
Luminance	0.1527 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#377C13 #58137C

analogous

#6B7C13 #377C13 #137C24

triadic

#377C13 #13377C #7C1337

tetradic

#377C13 #136B7C #58137C #7C2413

square

#377C13 #136B7C #58137C #7C2413

split-complementary

#377C13 #24137C #7C136B

monochromatic

#0C1B04 #1F470B #377C13 #4FB11B #68DF2B

Accessibility & contrast

On white

5.18

#377C13 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.06

#377C13 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #377C13

5.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##377C13	#FFFFFF	#000000	##FFFFFF
##377C13	1.00	5.18	4.06	5.18
#FFFFFF	5.18	1.00	21.00	1.00
#000000	4.06	21.00	1.00	21.00
##FFFFFF	5.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#807000

Deuteranopia (green-blind)

#776B20

Tritanopia (blue-blind)

#327769

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #377c13;
/* rgb */ color: rgb(55, 124, 19);
/* oklch */ color: oklch(52.1% 0.151 137.8);

Tailwind

colors: {
  custom: {
    50: '#76a25c',
    500: '#377c13',
    950: '#000000',
  },
}

SCSS

$custom: #377c13;
$custom-light: #76a25c;
$custom-dark: #000000;

JSON

{
  "hex": "#377c13",
  "rgb": {
    "r": 55,
    "g": 124,
    "b": 19
  },
  "hsl": {
    "h": 99.429,
    "s": 73.427,
    "l": 28.039
  },
  "oklch": {
    "l": 0.52125,
    "c": 0.15055,
    "h": 137.8
  },
  "luminance": 0.15275
}

Semantic roles & 50–950 ramp

primary

#377C13

secondary

#8839B2

accent

#38F0B1

background

#F7FAF5

surface

#EEF4E9

border

#C9CEC5

text

#090F04

muted

#7B7F79

Preview Lab

Preview with #377C13

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →