#37372B#37372B

#37372B is a dark, muted yellow. Relative luminance 0.037; OKLCH L 33.3% C 0.020 H 107.5°. Best body text is #FFFFFF at 12.04:1 contrast (WCAG AA passes).

Color values

HEX	#37372B
RGB	rgb(55, 55, 43)
HSL	hsl(60, 12%, 19%)
HSV	hsv(60, 22%, 22%)
CMYK	cmyk(0%, 0%, 21.8%, 78.4%)
CIE-LAB	lab(22.72, -2.51, 7.55)
CIE-LCH	lch(22.72, 7.96, 108.39°)
OKLab	oklab(33.29% -0.0061 0.0193)
OKLCH	oklch(33.29% 0.02 107.5)
XYZ	xyz(3.3778, 3.7191, 2.8249)
Luminance	0.0372 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37372B #2B2B37

analogous

#37312B #37372B #31372B

triadic

#37372B #2B3737 #372B37

tetradic

#37372B #2B3731 #2B2B37 #372B31

square

#37372B #2B3731 #2B2B37 #372B31

split-complementary

#37372B #2B3137 #312B37

monochromatic

#11110D #151510 #37372B #595946 #7C7C61

Accessibility & contrast

On white

12.04

#37372B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.74

#37372B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #37372B

12.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37372B	#FFFFFF	#000000	##FFFFFF
##37372B	1.00	12.04	1.74	12.04
#FFFFFF	12.04	1.00	21.00	1.00
#000000	1.74	21.00	1.00	21.00
##FFFFFF	12.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#39362A

Deuteranopia (green-blind)

#39362B

Tritanopia (blue-blind)

#393534

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #37372b;
/* rgb */ color: rgb(55, 55, 43);
/* oklch */ color: oklch(33.3% 0.020 107.5);

Tailwind

colors: {
  custom: {
    50: '#6e6d64',
    500: '#37372b',
    950: '#000000',
  },
}

SCSS

$custom: #37372b;
$custom-light: #6e6d64;
$custom-dark: #000000;

JSON

{
  "hex": "#37372b",
  "rgb": {
    "r": 55,
    "g": 55,
    "b": 43
  },
  "hsl": {
    "h": 60,
    "s": 12.245,
    "l": 19.216
  },
  "oklch": {
    "l": 0.3329,
    "c": 0.02026,
    "h": 107.5
  },
  "luminance": 0.03719
}

Semantic roles & 50–950 ramp

primary

#37372B

secondary

#575767

accent

#73B573

background

#F6F6F5

surface

#EBEBEA

border

#C6C6C6

text

#070705

muted

#7A7A79

Preview Lab

Preview with #37372B

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

Preview Lab → · Contrast checker → · Palette generator →