#37300A#37300A

#37300A is a dark, muted yellow. Relative luminance 0.029; OKLCH L 30.8% C 0.055 H 98.6°. Best body text is #FFFFFF at 13.21:1 contrast (WCAG AA passes).

Color values

HEX	#37300A
RGB	rgb(55, 48, 10)
HSL	hsl(51, 69%, 13%)
HSV	hsv(51, 82%, 22%)
CMYK	cmyk(0%, 12.7%, 81.8%, 78.4%)
CIE-LAB	lab(19.84, -2.14, 23.98)
CIE-LCH	lch(19.84, 24.07, 95.10°)
OKLab	oklab(30.82% -0.0082 0.0543)
OKLCH	oklch(30.82% 0.055 98.6)
XYZ	xyz(2.6874, 2.9482, 0.7146)
Luminance	0.0295 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37300A #0A1137

analogous

#371A0A #37300A #27370A

triadic

#37300A #0A3730 #300A37

tetradic

#37300A #0A371A #0A1137 #370A27

square

#37300A #0A371A #0A1137 #370A27

split-complementary

#37300A #0A2737 #1A0A37

monochromatic

#1A1705 #1A1705 #37300A #6B5D13 #9F8A1D

Accessibility & contrast

On white

13.21

#37300A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.59

#37300A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #37300A

13.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37300A	#FFFFFF	#000000	##FFFFFF
##37300A	1.00	13.21	1.59	13.21
#FFFFFF	13.21	1.00	21.00	1.00
#000000	1.59	21.00	1.00	21.00
##FFFFFF	13.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#362F05

Deuteranopia (green-blind)

#37310C

Tritanopia (blue-blind)

#3C2C28

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #37300a;
/* rgb */ color: rgb(55, 48, 10);
/* oklch */ color: oklch(30.8% 0.055 98.6);

Tailwind

colors: {
  custom: {
    50: '#70684c',
    500: '#37300a',
    950: '#000000',
  },
}

SCSS

$custom: #37300a;
$custom-light: #70684c;
$custom-dark: #000000;

JSON

{
  "hex": "#37300a",
  "rgb": {
    "r": 55,
    "g": 48,
    "b": 10
  },
  "hsl": {
    "h": 50.667,
    "s": 69.231,
    "l": 12.745
  },
  "oklch": {
    "l": 0.3082,
    "c": 0.05495,
    "h": 98.6
  },
  "luminance": 0.02948
}

Semantic roles & 50–950 ramp

primary

#37300A

secondary

#283474

accent

#57EC3C

background

#F6F6F4

surface

#ECEBE7

border

#C7C6C3

text

#080601

muted

#7B7A77

Preview Lab

Preview with #37300A

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

Preview Lab → · Contrast checker → · Palette generator →