#370804#370804

#370804 is a very dark, moderate red. Relative luminance 0.010; OKLCH L 22.4% C 0.075 H 30.4°. Best body text is #FFFFFF at 17.51:1 contrast (WCAG AA passes).

Color values

HEX	#370804
RGB	rgb(55, 8, 4)
HSL	hsl(5, 86%, 12%)
HSV	hsv(5, 93%, 22%)
CMYK	cmyk(0%, 85.5%, 92.7%, 78.4%)
CIE-LAB	lab(8.95, 22.82, 12.31)
CIE-LCH	lch(8.95, 25.93, 28.34°)
OKLab	oklab(22.38% 0.0648 0.038)
OKLCH	oklch(22.38% 0.075 30.4)
XYZ	xyz(1.6845, 0.9949, 0.2182)
Luminance	0.0100 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#370804 #043337

analogous

#37041A #370804 #372204

triadic

#370804 #043708 #080437

tetradic

#370804 #1A3704 #043337 #220437

square

#370804 #1A3704 #043337 #220437

split-complementary

#370804 #043722 #041A37

monochromatic

#1D0402 #1D0402 #370804 #701008 #A9190C

Accessibility & contrast

On white

17.51

#370804 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.20

#370804 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #370804

17.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##370804	#FFFFFF	#000000	##FFFFFF
##370804	1.00	17.51	1.20	17.51
#FFFFFF	17.51	1.00	21.00	1.00
#000000	1.20	21.00	1.00	21.00
##FFFFFF	17.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#161303

Deuteranopia (green-blind)

#221D03

Tritanopia (blue-blind)

#3E0007

Achromatopsia (no color)

#191919

Design tokens & code

CSS

--color: #370804;
/* rgb */ color: rgb(55, 8, 4);
/* oklch */ color: oklch(22.4% 0.075 30.4);

Tailwind

colors: {
  custom: {
    50: '#724b48',
    500: '#370804',
    950: '#000000',
  },
}

SCSS

$custom: #370804;
$custom-light: #724b48;
$custom-dark: #000000;

JSON

{
  "hex": "#370804",
  "rgb": {
    "r": 55,
    "g": 8,
    "b": 4
  },
  "hsl": {
    "h": 4.706,
    "s": 86.441,
    "l": 11.569
  },
  "oklch": {
    "l": 0.22383,
    "c": 0.07508,
    "h": 30.4
  },
  "luminance": 0.00995
}

Semantic roles & 50–950 ramp

primary

#370804

secondary

#1E7279

accent

#ECFD2B

background

#F7F4F4

surface

#EDE7E6

border

#C8C3C2

text

#080100

muted

#7B7777

Preview Lab

Preview with #370804

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

Preview Lab → · Contrast checker → · Palette generator →