#370D10#370D10

#370D10 is a very dark, moderate red. Relative luminance 0.011; OKLCH L 23.3% C 0.067 H 19.9°. Best body text is #FFFFFF at 17.11:1 contrast (WCAG AA passes).

Color values

HEX	#370D10
RGB	rgb(55, 13, 16)
HSL	hsl(356, 62%, 13%)
HSV	hsv(356, 76%, 22%)
CMYK	cmyk(0%, 76.4%, 70.9%, 78.4%)
CIE-LAB	lab(10.09, 21.14, 8.61)
CIE-LCH	lch(10.09, 22.83, 22.16°)
OKLab	oklab(23.31% 0.0629 0.0228)
OKLCH	oklch(23.31% 0.067 19.9)
XYZ	xyz(1.8132, 1.1377, 0.6142)
Luminance	0.0114 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#370D10 #0D3734

analogous

#370D25 #370D10 #371F0D

triadic

#370D10 #10370D #0D1037

tetradic

#370D10 #25370D #0D3734 #1F0D37

square

#370D10 #25370D #0D3734 #1F0D37

split-complementary

#370D10 #0D371F #0D2537

monochromatic

#190607 #190607 #370D10 #68191E #9A242D

Accessibility & contrast

On white

17.11

#370D10 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.23

#370D10 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #370D10

17.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##370D10	#FFFFFF	#000000	##FFFFFF
##370D10	1.00	17.11	1.23	17.11
#FFFFFF	17.11	1.00	21.00	1.00
#000000	1.23	21.00	1.00	21.00
##FFFFFF	17.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#181610

Deuteranopia (green-blind)

#221F0F

Tritanopia (blue-blind)

#3D050E

Achromatopsia (no color)

#1C1C1C

Design tokens & code

CSS

--color: #370d10;
/* rgb */ color: rgb(55, 13, 16);
/* oklch */ color: oklch(23.3% 0.067 19.9);

Tailwind

colors: {
  custom: {
    50: '#714e4e',
    500: '#370d10',
    950: '#000000',
  },
}

SCSS

$custom: #370d10;
$custom-light: #714e4e;
$custom-dark: #000000;

JSON

{
  "hex": "#370d10",
  "rgb": {
    "r": 55,
    "g": 13,
    "b": 16
  },
  "hsl": {
    "h": 355.714,
    "s": 61.765,
    "l": 13.333
  },
  "oklch": {
    "l": 0.23309,
    "c": 0.06684,
    "h": 19.9
  },
  "luminance": 0.01137
}

Semantic roles & 50–950 ramp

primary

#370D10

secondary

#2D726E

accent

#E5D943

background

#F7F4F4

surface

#EDE7E7

border

#C8C3C3

text

#080201

muted

#7B7877

Preview Lab

Preview with #370D10

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

Preview Lab → · Contrast checker → · Palette generator →