#370B1E#370B1E

#370B1E is a very dark, moderate pink. Relative luminance 0.011; OKLCH L 23.5% C 0.073 H 357.8°. Best body text is #FFFFFF at 17.09:1 contrast (WCAG AA passes).

Color values

HEX#370B1E
RGBrgb(55, 11, 30)
HSLhsl(334, 67%, 13%)
HSVhsv(334, 80%, 22%)
CMYKcmyk(0%, 80%, 45.5%, 78.4%)
CIE-LABlab(10.15, 23.69, -1.18)
CIE-LCHlch(10.15, 23.72, 357.16°)
OKLaboklab(23.49% 0.0726 -0.0028)
OKLCHoklch(23.49% 0.073 357.8)
XYZxyz(1.9297, 1.1455, 1.3475)
Luminance0.0115 (WCAG relative)
Temperaturewarm
Familypink

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#370B1E #0B3724
analogous
#370B34 #370B1E #370E0B
triadic
#370B1E #1E370B #0B1E37
tetradic
#370B1E #34370B #0B3724 #0E0B37
square
#370B1E #34370B #0B3724 #0E0B37
split-complementary
#370B1E #0B370E #0B3437
monochromatic
#1A050E #1A050E #370B1E #6A153A #9D1F56

Accessibility & contrast

On white

17.09
#370B1E on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.23
#370B1E on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #370B1E
17.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##370B1E#FFFFFF#000000##FFFFFF
##370B1E1.0017.091.2317.09
#FFFFFF17.091.0021.001.00
#0000001.2321.001.0021.00
##FFFFFF17.091.0021.001.00

Color blindness preview

Protanopia (red-blind)
#13171F
Deuteranopia (green-blind)
#1F1F1D
Tritanopia (blue-blind)
#3C0713
Achromatopsia (no color)
#1C1C1C

Design tokens & code

CSS
--color: #370b1e;
/* rgb */ color: rgb(55, 11, 30);
/* oklch */ color: oklch(23.5% 0.073 357.8);
Tailwind
colors: {
  custom: {
    50: '#704e59',
    500: '#370b1e',
    950: '#000000',
  },
}
SCSS
$custom: #370b1e;
$custom-light: #704e59;
$custom-dark: #000000;
JSON
{
  "hex": "#370b1e",
  "rgb": {
    "r": 55,
    "g": 11,
    "b": 30
  },
  "hsl": {
    "h": 334.091,
    "s": 66.667,
    "l": 12.941
  },
  "oklch": {
    "l": 0.23494,
    "c": 0.07261,
    "h": 357.8
  },
  "luminance": 0.01145
}

Semantic roles & 50–950 ramp

primary
#370B1E
secondary
#2A7454
accent
#EAA03E
background
#F7F4F5
surface
#EDE7E9
border
#C8C3C5
text
#080103
muted
#7B7778

Preview Lab

Preview with #370B1E

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

Preview Lab → · Contrast checker → · Palette generator →

#370B1E Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva