#37370D#37370D

#37370D is a dark, moderate yellow. Relative luminance 0.036; OKLCH L 32.7% C 0.060 H 109.3°. Best body text is #FFFFFF at 12.25:1 contrast (WCAG AA passes).

Color values

HEX	#37370D
RGB	rgb(55, 55, 13)
HSL	hsl(60, 62%, 13%)
HSV	hsv(60, 76%, 22%)
CMYK	cmyk(0%, 0%, 76.4%, 78.4%)
CIE-LAB	lab(22.21, -6.42, 25.25)
CIE-LCH	lch(22.21, 26.06, 104.27°)
OKLab	oklab(32.72% -0.0199 0.0569)
OKLCH	oklch(32.72% 0.06 109.3)
XYZ	xyz(3.0145, 3.5737, 0.9117)
Luminance	0.0357 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37370D #0D0D37

analogous

#37220D #37370D #22370D

triadic

#37370D #0D3737 #370D37

tetradic

#37370D #0D3722 #0D0D37 #370D22

square

#37370D #0D3722 #0D0D37 #370D22

split-complementary

#37370D #0D2237 #220D37

monochromatic

#191906 #191906 #37370D #686819 #9A9A24

Accessibility & contrast

On white

12.25

#37370D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.71

#37370D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #37370D

12.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37370D	#FFFFFF	#000000	##FFFFFF
##37370D	1.00	12.25	1.71	12.25
#FFFFFF	12.25	1.00	21.00	1.00
#000000	1.71	21.00	1.00	21.00
##FFFFFF	12.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3C3407

Deuteranopia (green-blind)

#3D3610

Tritanopia (blue-blind)

#3B332E

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #37370d;
/* rgb */ color: rgb(55, 55, 13);
/* oklch */ color: oklch(32.7% 0.060 109.3);

Tailwind

colors: {
  custom: {
    50: '#706d4e',
    500: '#37370d',
    950: '#000000',
  },
}

SCSS

$custom: #37370d;
$custom-light: #706d4e;
$custom-dark: #000000;

JSON

{
  "hex": "#37370d",
  "rgb": {
    "r": 55,
    "g": 55,
    "b": 13
  },
  "hsl": {
    "h": 60,
    "s": 61.765,
    "l": 13.333
  },
  "oklch": {
    "l": 0.32718,
    "c": 0.06031,
    "h": 109.3
  },
  "luminance": 0.03574
}

Semantic roles & 50–950 ramp

primary

#37370D

secondary

#2D2D72

accent

#43E543

background

#F6F6F4

surface

#ECEBE7

border

#C7C6C3

text

#070702

muted

#7A7A78

Preview Lab

Preview with #37370D

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

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