#373C04#373C04

#373C04 is a dark, moderate yellow. Relative luminance 0.041; OKLCH L 34.0% C 0.074 H 115.0°. Best body text is #FFFFFF at 11.60:1 contrast (WCAG AA passes).

Color values

HEX#373C04
RGBrgb(55, 60, 4)
HSLhsl(65, 88%, 13%)
HSVhsv(65, 93%, 24%)
CMYKcmyk(8.3%, 0%, 93.3%, 76.5%)
CIE-LABlab(23.85, -10.07, 30.70)
CIE-LCHlch(23.85, 32.31, 108.16°)
OKLaboklab(34.01% -0.0312 0.0669)
OKLCHoklch(34.01% 0.074 115)
XYZxyz(3.2134, 4.0528, 0.7278)
Luminance0.0405 (WCAG relative)
Temperaturewarm
Familyyellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#373C04 #09043C
analogous
#3C2504 #373C04 #1B3C04
triadic
#373C04 #04373C #3C0437
tetradic
#373C04 #043C25 #09043C #3C041B
square
#373C04 #043C25 #09043C #3C041B
split-complementary
#373C04 #041B3C #25043C
monochromatic
#1A1D02 #1A1D02 #373C04 #6C7508 #A0AF0C

Accessibility & contrast

On white

11.60
#373C04 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.81
#373C04 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #373C04
11.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##373C04#FFFFFF#000000##FFFFFF
##373C041.0011.601.8111.60
#FFFFFF11.601.0021.001.00
#0000001.8121.001.0021.00
##FFFFFF11.601.0021.001.00

Color blindness preview

Protanopia (red-blind)
#413800
Deuteranopia (green-blind)
#413909
Tritanopia (blue-blind)
#3B3832
Achromatopsia (no color)
#393939

Design tokens & code

CSS
--color: #373c04;
/* rgb */ color: rgb(55, 60, 4);
/* oklch */ color: oklch(34.0% 0.074 115.0);
Tailwind
colors: {
  custom: {
    50: '#70714a',
    500: '#373c04',
    950: '#000000',
  },
}
SCSS
$custom: #373c04;
$custom-light: #70714a;
$custom-dark: #000000;
JSON
{
  "hex": "#373c04",
  "rgb": {
    "r": 55,
    "g": 60,
    "b": 4
  },
  "hsl": {
    "h": 65.357,
    "s": 87.5,
    "l": 12.549
  },
  "oklch": {
    "l": 0.34005,
    "c": 0.0738,
    "h": 115
  },
  "luminance": 0.04053
}

Semantic roles & 50–950 ramp

primary
#373C04
secondary
#271E7E
accent
#2AFE3D
background
#F6F6F4
surface
#ECECE7
border
#C7C7C3
text
#080701
muted
#7B7A77

Preview Lab

Preview with #373C04

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

Preview Lab → · Contrast checker → · Palette generator →

#373C04 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva