#377C11#377C11

#377C11 is a mid, vivid yellow-green. Relative luminance 0.153; OKLCH L 52.1% C 0.151 H 137.6°. Best body text is #FFFFFF at 5.18:1 contrast (WCAG AA passes).

Color values

HEX	#377C11
RGB	rgb(55, 124, 17)
HSL	hsl(99, 76%, 28%)
HSV	hsv(99, 86%, 49%)
CMYK	cmyk(55.6%, 0%, 86.3%, 51.4%)
CIE-LAB	lab(46.00, -40.32, 46.43)
CIE-LCH	lch(46.00, 61.49, 130.97°)
OKLab	oklab(52.12% -0.1118 0.1021)
OKLCH	oklch(52.12% 0.151 137.6)
XYZ	xyz(8.8841, 15.2673, 3.0089)
Luminance	0.1527 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#377C11 #56117C

analogous

#6C7C11 #377C11 #117C21

triadic

#377C11 #11377C #7C1137

tetradic

#377C11 #116C7C #56117C #7C2111

square

#377C11 #116C7C #56117C #7C2111

split-complementary

#377C11 #21117C #7C116C

monochromatic

#0C1B04 #1F460A #377C11 #4FB218 #69E126

Accessibility & contrast

On white

5.18

#377C11 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.05

#377C11 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #377C11

5.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##377C11	#FFFFFF	#000000	##FFFFFF
##377C11	1.00	5.18	4.05	5.18
#FFFFFF	5.18	1.00	21.00	1.00
#000000	4.05	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)

#786B1F

Tritanopia (blue-blind)

#327769

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #377c11;
/* rgb */ color: rgb(55, 124, 17);
/* oklch */ color: oklch(52.1% 0.151 137.6);

Tailwind

colors: {
  custom: {
    50: '#76a25b',
    500: '#377c11',
    950: '#000000',
  },
}

SCSS

$custom: #377c11;
$custom-light: #76a25b;
$custom-dark: #000000;

JSON

{
  "hex": "#377c11",
  "rgb": {
    "r": 55,
    "g": 124,
    "b": 17
  },
  "hsl": {
    "h": 98.692,
    "s": 75.887,
    "l": 27.647
  },
  "oklch": {
    "l": 0.52115,
    "c": 0.15141,
    "h": 137.6
  },
  "luminance": 0.15268
}

Semantic roles & 50–950 ramp

primary

#377C11

secondary

#8637B2

accent

#35F2AF

background

#F7FAF5

surface

#EEF4E9

border

#C9CEC5

text

#090F04

muted

#7B7F79

Preview Lab

Preview with #377C11

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

Preview Lab → · Contrast checker → · Palette generator →