#370A08#370A08

#370A08 is a very dark, moderate red. Relative luminance 0.010; OKLCH L 22.7% C 0.072 H 27.2°. Best body text is #FFFFFF at 17.36:1 contrast (WCAG AA passes).

Color values

HEX	#370A08
RGB	rgb(55, 10, 8)
HSL	hsl(3, 75%, 12%)
HSV	hsv(3, 85%, 22%)
CMYK	cmyk(0%, 81.8%, 85.5%, 78.4%)
CIE-LAB	lab(9.38, 22.09, 11.29)
CIE-LCH	lch(9.38, 24.81, 27.08°)
OKLab	oklab(22.73% 0.0638 0.0328)
OKLCH	oklch(22.73% 0.072 27.2)
XYZ	xyz(1.7281, 1.0471, 0.3408)
Luminance	0.0105 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#370A08 #083537

analogous

#37081E #370A08 #372208

triadic

#370A08 #08370A #0A0837

tetradic

#370A08 #1E3708 #083537 #220837

square

#370A08 #1E3708 #083537 #220837

split-complementary

#370A08 #083722 #081E37

monochromatic

#1B0504 #1B0504 #370A08 #6C1410 #A21D18

Accessibility & contrast

On white

17.36

#370A08 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.21

#370A08 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #370A08

17.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##370A08	#FFFFFF	#000000	##FFFFFF
##370A08	1.00	17.36	1.21	17.36
#FFFFFF	17.36	1.00	21.00	1.00
#000000	1.21	21.00	1.00	21.00
##FFFFFF	17.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#171407

Deuteranopia (green-blind)

#221E07

Tritanopia (blue-blind)

#3D010A

Achromatopsia (no color)

#1A1A1A

Design tokens & code

CSS

--color: #370a08;
/* rgb */ color: rgb(55, 10, 8);
/* oklch */ color: oklch(22.7% 0.072 27.2);

Tailwind

colors: {
  custom: {
    50: '#724d4a',
    500: '#370a08',
    950: '#000000',
  },
}

SCSS

$custom: #370a08;
$custom-light: #724d4a;
$custom-dark: #000000;

JSON

{
  "hex": "#370a08",
  "rgb": {
    "r": 55,
    "g": 10,
    "b": 8
  },
  "hsl": {
    "h": 2.553,
    "s": 74.603,
    "l": 12.353
  },
  "oklch": {
    "l": 0.22727,
    "c": 0.07174,
    "h": 27.2
  },
  "luminance": 0.01047
}

Semantic roles & 50–950 ramp

primary

#370A08

secondary

#257276

accent

#E9F137

background

#F7F4F4

surface

#EDE7E7

border

#C8C3C3

text

#080101

muted

#7B7777

Preview Lab

Preview with #370A08

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

Preview Lab → · Contrast checker → · Palette generator →