#370C16#370C16

#370C16 is a very dark, moderate red. Relative luminance 0.011; OKLCH L 23.3% C 0.069 H 10.3°. Best body text is #FFFFFF at 17.12:1 contrast (WCAG AA passes).

Color values

HEX#370C16
RGBrgb(55, 12, 22)
HSLhsl(346, 64%, 13%)
HSVhsv(346, 78%, 22%)
CMYKcmyk(0%, 78.2%, 60%, 78.4%)
CIE-LABlab(10.06, 22.24, 4.75)
CIE-LCHlch(10.06, 22.74, 12.06°)
OKLaboklab(23.34% 0.0674 0.0122)
OKLCHoklch(23.34% 0.069 10.3)
XYZxyz(1.8520, 1.1333, 0.8801)
Luminance0.0113 (WCAG relative)
Temperaturewarm
Familyred

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#370C16 #0C372D
analogous
#370C2B #370C16 #37170C
triadic
#370C16 #16370C #0C1637
tetradic
#370C16 #2B370C #0C372D #170C37
square
#370C16 #2B370C #0C372D #170C37
split-complementary
#370C16 #0C3717 #0C2B37
monochromatic
#19050A #19050A #370C16 #69172A #9B223E

Accessibility & contrast

On white

17.12
#370C16 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.23
#370C16 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #370C16
17.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##370C16#FFFFFF#000000##FFFFFF
##370C161.0017.121.2317.12
#FFFFFF17.121.0021.001.00
#0000001.2321.001.0021.00
##FFFFFF17.121.0021.001.00

Color blindness preview

Protanopia (red-blind)
#161616
Deuteranopia (green-blind)
#211F15
Tritanopia (blue-blind)
#3D0510
Achromatopsia (no color)
#1C1C1C

Design tokens & code

CSS
--color: #370c16;
/* rgb */ color: rgb(55, 12, 22);
/* oklch */ color: oklch(23.3% 0.069 10.3);
Tailwind
colors: {
  custom: {
    50: '#714e52',
    500: '#370c16',
    950: '#000000',
  },
}
SCSS
$custom: #370c16;
$custom-light: #714e52;
$custom-dark: #000000;
JSON
{
  "hex": "#370c16",
  "rgb": {
    "r": 55,
    "g": 12,
    "b": 22
  },
  "hsl": {
    "h": 346.047,
    "s": 64.179,
    "l": 13.137
  },
  "oklch": {
    "l": 0.23335,
    "c": 0.06853,
    "h": 10.3
  },
  "luminance": 0.01133
}

Semantic roles & 50–950 ramp

primary
#370C16
secondary
#2C7362
accent
#E7C041
background
#F7F4F4
surface
#EDE7E7
border
#C8C3C3
text
#080202
muted
#7B7878

Preview Lab

Preview with #370C16

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

Preview Lab → · Contrast checker → · Palette generator →

#370C16 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva