#370B18#370B18

#370B18 is a very dark, moderate pink. Relative luminance 0.011; OKLCH L 23.3% C 0.070 H 6.6°. Best body text is #FFFFFF at 17.16:1 contrast (WCAG AA passes).

Color values

HEX	#370B18
RGB	rgb(55, 11, 24)
HSL	hsl(342, 67%, 13%)
HSV	hsv(342, 80%, 22%)
CMYK	cmyk(0%, 80%, 56.4%, 78.4%)
CIE-LAB	lab(9.94, 22.95, 3.09)
CIE-LCH	lch(9.94, 23.16, 7.67°)
OKLab	oklab(23.27% 0.07 0.0081)
OKLCH	oklch(23.27% 0.07 6.6)
XYZ	xyz(1.8602, 1.1178, 0.9818)
Luminance	0.0112 (WCAG relative)
Temperature	warm
Family	pink

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#370B18 #0B372A

analogous

#370B2E #370B18 #37140B

triadic

#370B18 #18370B #0B1837

tetradic

#370B18 #2E370B #0B372A #140B37

square

#370B18 #2E370B #0B372A #140B37

split-complementary

#370B18 #0B3714 #0B2E37

monochromatic

#1A050B #1A050B #370B18 #6A152E #9D1F45

Accessibility & contrast

On white

17.16

#370B18 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.22

#370B18 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #370B18

17.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##370B18	#FFFFFF	#000000	##FFFFFF
##370B18	1.00	17.16	1.22	17.16
#FFFFFF	17.16	1.00	21.00	1.00
#000000	1.22	21.00	1.00	21.00
##FFFFFF	17.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#151618

Deuteranopia (green-blind)

#211F17

Tritanopia (blue-blind)

#3D0510

Achromatopsia (no color)

#1B1B1B

Design tokens & code

CSS

--color: #370b18;
/* rgb */ color: rgb(55, 11, 24);
/* oklch */ color: oklch(23.3% 0.070 6.6);

Tailwind

colors: {
  custom: {
    50: '#714d54',
    500: '#370b18',
    950: '#000000',
  },
}

SCSS

$custom: #370b18;
$custom-light: #714d54;
$custom-dark: #000000;

JSON

{
  "hex": "#370b18",
  "rgb": {
    "r": 55,
    "g": 11,
    "b": 24
  },
  "hsl": {
    "h": 342.273,
    "s": 66.667,
    "l": 12.941
  },
  "oklch": {
    "l": 0.23266,
    "c": 0.07043,
    "h": 6.6
  },
  "luminance": 0.01118
}

Semantic roles & 50–950 ramp

primary

#370B18

secondary

#2A745E

accent

#EAB73E

background

#F7F4F4

surface

#EDE7E7

border

#C8C3C3

text

#080102

muted

#7B7778

Preview Lab

Preview with #370B18

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

Preview Lab → · Contrast checker → · Palette generator →