#37101B#37101B

#37101B is a very dark, moderate pink. Relative luminance 0.013; OKLCH L 24.1% C 0.063 H 5.7°. Best body text is #FFFFFF at 16.77:1 contrast (WCAG AA passes).

Color values

HEX	#37101B
RGB	rgb(55, 16, 27)
HSL	hsl(343, 55%, 14%)
HSV	hsv(343, 71%, 22%)
CMYK	cmyk(0%, 70.9%, 50.9%, 78.4%)
CIE-LAB	lab(11.01, 20.67, 2.34)
CIE-LCH	lch(11.01, 20.80, 6.47°)
OKLab	oklab(24.1% 0.063 0.0063)
OKLCH	oklch(24.1% 0.063 5.7)
XYZ	xyz(1.9588, 1.2622, 1.1772)
Luminance	0.0126 (WCAG relative)
Temperature	warm
Family	pink

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37101B #10372C

analogous

#37102F #37101B #371910

triadic

#37101B #1B3710 #101B37

tetradic

#37101B #2F3710 #10372C #191037

square

#37101B #2F3710 #10372C #191037

split-complementary

#37101B #103719 #102F37

monochromatic

#18070C #18070C #37101B #661E32 #962C4A

Accessibility & contrast

On white

16.77

#37101B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.25

#37101B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #37101B

16.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37101B	#FFFFFF	#000000	##FFFFFF
##37101B	1.00	16.77	1.25	16.77
#FFFFFF	16.77	1.00	21.00	1.00
#000000	1.25	21.00	1.00	21.00
##FFFFFF	16.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#18191B

Deuteranopia (green-blind)

#22201A

Tritanopia (blue-blind)

#3C0B14

Achromatopsia (no color)

#1D1D1D

Design tokens & code

CSS

--color: #37101b;
/* rgb */ color: rgb(55, 16, 27);
/* oklch */ color: oklch(24.1% 0.063 5.7);

Tailwind

colors: {
  custom: {
    50: '#705057',
    500: '#37101b',
    950: '#000000',
  },
}

SCSS

$custom: #37101b;
$custom-light: #705057;
$custom-dark: #000000;

JSON

{
  "hex": "#37101b",
  "rgb": {
    "r": 55,
    "g": 16,
    "b": 27
  },
  "hsl": {
    "h": 343.077,
    "s": 54.93,
    "l": 13.922
  },
  "oklch": {
    "l": 0.24097,
    "c": 0.06327,
    "h": 5.7
  },
  "luminance": 0.01262
}

Semantic roles & 50–950 ramp

primary

#37101B

secondary

#32715F

accent

#DEB44A

background

#F6F4F5

surface

#ECE7E9

border

#C7C3C5

text

#080203

muted

#7B7878

Preview Lab

Preview with #37101B

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

Preview Lab → · Contrast checker → · Palette generator →