#37050C#37050C

#37050C is a very dark, moderate red. Relative luminance 0.009; OKLCH L 22.1% C 0.078 H 18.5°. Best body text is #FFFFFF at 17.66:1 contrast (WCAG AA passes).

Color values

HEX#37050C
RGBrgb(55, 5, 12)
HSLhsl(352, 83%, 12%)
HSVhsv(352, 91%, 22%)
CMYKcmyk(0%, 90.9%, 78.2%, 78.4%)
CIE-LABlab(8.55, 24.86, 8.42)
CIE-LCHlch(8.55, 26.25, 18.72°)
OKLaboklab(22.13% 0.0737 0.0246)
OKLCHoklch(22.13% 0.078 18.5)
XYZxyz(1.6964, 0.9476, 0.4413)
Luminance0.0095 (WCAG relative)
Temperaturewarm
Familyred

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#37050C #053730
analogous
#370525 #37050C #371705
triadic
#37050C #0C3705 #050C37
tetradic
#37050C #253705 #053730 #170537
square
#37050C #253705 #053730 #170537
split-complementary
#37050C #053717 #052537
monochromatic
#1C0306 #1C0306 #37050C #6F0A18 #A70F24

Accessibility & contrast

On white

17.66
#37050C on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.19
#37050C on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #37050C
17.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##37050C#FFFFFF#000000##FFFFFF
##37050C1.0017.661.1917.66
#FFFFFF17.661.0021.001.00
#0000001.1921.001.0021.00
##FFFFFF17.661.0021.001.00

Color blindness preview

Protanopia (red-blind)
#13120C
Deuteranopia (green-blind)
#201C0A
Tritanopia (blue-blind)
#3D0008
Achromatopsia (no color)
#191919

Design tokens & code

CSS
--color: #37050c;
/* rgb */ color: rgb(55, 5, 12);
/* oklch */ color: oklch(22.1% 0.078 18.5);
Tailwind
colors: {
  custom: {
    50: '#724a4c',
    500: '#37050c',
    950: '#000000',
  },
}
SCSS
$custom: #37050c;
$custom-light: #724a4c;
$custom-dark: #000000;
JSON
{
  "hex": "#37050c",
  "rgb": {
    "r": 55,
    "g": 5,
    "b": 12
  },
  "hsl": {
    "h": 351.6,
    "s": 83.333,
    "l": 11.765
  },
  "oklch": {
    "l": 0.22132,
    "c": 0.07775,
    "h": 18.5
  },
  "luminance": 0.00947
}

Semantic roles & 50–950 ramp

primary
#37050C
secondary
#20786C
accent
#FADD2E
background
#F7F4F4
surface
#EDE7E7
border
#C8C3C3
text
#080101
muted
#7B7777

Preview Lab

Preview with #37050C

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

Preview Lab → · Contrast checker → · Palette generator →

#37050C Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva