#377C12#377C12

#377C12 is a mid, vivid yellow-green. Relative luminance 0.153; OKLCH L 52.1% C 0.151 H 137.7°. Best body text is #FFFFFF at 5.18:1 contrast (WCAG AA passes).

Color values

HEX	#377C12
RGB	rgb(55, 124, 18)
HSL	hsl(99, 75%, 28%)
HSV	hsv(99, 85%, 49%)
CMYK	cmyk(55.6%, 0%, 85.5%, 51.4%)
CIE-LAB	lab(46.00, -40.27, 46.15)
CIE-LCH	lch(46.00, 61.25, 131.11°)
OKLab	oklab(52.12% -0.1117 0.1016)
OKLCH	oklch(52.12% 0.151 137.7)
XYZ	xyz(8.8921, 15.2705, 3.0511)
Luminance	0.1527 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#377C12 #57127C

analogous

#6C7C12 #377C12 #127C22

triadic

#377C12 #12377C #7C1237

tetradic

#377C12 #126C7C #57127C #7C2212

square

#377C12 #126C7C #57127C #7C2212

split-complementary

#377C12 #22127C #7C126C

monochromatic

#0C1B04 #1F470A #377C12 #4FB11A #69E029

Accessibility & contrast

On white

5.18

#377C12 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.05

#377C12 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #377C12

5.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##377C12	#FFFFFF	#000000	##FFFFFF
##377C12	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)

#776B1F

Tritanopia (blue-blind)

#327769

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #377c12;
/* rgb */ color: rgb(55, 124, 18);
/* oklch */ color: oklch(52.1% 0.151 137.7);

Tailwind

colors: {
  custom: {
    50: '#76a25b',
    500: '#377c12',
    950: '#000000',
  },
}

SCSS

$custom: #377c12;
$custom-light: #76a25b;
$custom-dark: #000000;

JSON

{
  "hex": "#377c12",
  "rgb": {
    "r": 55,
    "g": 124,
    "b": 18
  },
  "hsl": {
    "h": 99.057,
    "s": 74.648,
    "l": 27.843
  },
  "oklch": {
    "l": 0.5212,
    "c": 0.15099,
    "h": 137.7
  },
  "luminance": 0.15271
}

Semantic roles & 50–950 ramp

primary

#377C12

secondary

#8738B2

accent

#37F1B0

background

#F7FAF5

surface

#EEF4E9

border

#C9CEC5

text

#090F04

muted

#7B7F79

Preview Lab

Preview with #377C12

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

Preview Lab → · Contrast checker → · Palette generator →