#373B06#373B06

#373B06 is a dark, moderate yellow. Relative luminance 0.040; OKLCH L 33.7% C 0.071 H 114.1°. Best body text is #FFFFFF at 11.73:1 contrast (WCAG AA passes).

Color values

HEX	#373B06
RGB	rgb(55, 59, 6)
HSL	hsl(65, 82%, 13%)
HSV	hsv(65, 90%, 23%)
CMYK	cmyk(6.8%, 0%, 89.8%, 76.9%)
CIE-LAB	lab(23.52, -9.34, 29.56)
CIE-LCH	lch(23.52, 31.00, 107.54°)
OKLab	oklab(33.75% -0.0289 0.0648)
OKLCH	oklch(33.75% 0.071 114.1)
XYZ	xyz(3.1725, 3.9534, 0.7682)
Luminance	0.0395 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#373B06 #0A063B

analogous

#3B2406 #373B06 #1D3B06

triadic

#373B06 #06373B #3B0637

tetradic

#373B06 #063B24 #0A063B #3B061D

square

#373B06 #063B24 #0A063B #3B061D

split-complementary

#373B06 #061D3B #24063B

monochromatic

#1A1C03 #1A1C03 #373B06 #6B730C #9FAA11

Accessibility & contrast

On white

11.73

#373B06 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.79

#373B06 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #373B06

11.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##373B06	#FFFFFF	#000000	##FFFFFF
##373B06	1.00	11.73	1.79	11.73
#FFFFFF	11.73	1.00	21.00	1.00
#000000	1.79	21.00	1.00	21.00
##FFFFFF	11.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#403800

Deuteranopia (green-blind)

#40380B

Tritanopia (blue-blind)

#3B3731

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #373b06;
/* rgb */ color: rgb(55, 59, 6);
/* oklch */ color: oklch(33.7% 0.071 114.1);

Tailwind

colors: {
  custom: {
    50: '#70704b',
    500: '#373b06',
    950: '#000000',
  },
}

SCSS

$custom: #373b06;
$custom-light: #70704b;
$custom-dark: #000000;

JSON

{
  "hex": "#373b06",
  "rgb": {
    "r": 55,
    "g": 59,
    "b": 6
  },
  "hsl": {
    "h": 64.528,
    "s": 81.538,
    "l": 12.745
  },
  "oklch": {
    "l": 0.33746,
    "c": 0.071,
    "h": 114.1
  },
  "luminance": 0.03953
}

Semantic roles & 50–950 ramp

primary

#373B06

secondary

#28227B

accent

#30F83F

background

#F6F6F4

surface

#ECECE7

border

#C7C7C3

text

#080701

muted

#7B7A77

Preview Lab

Preview with #373B06

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

Preview Lab → · Contrast checker → · Palette generator →