#370810#370810

#370810 is a very dark, moderate red. Relative luminance 0.010; OKLCH L 22.6% C 0.074 H 15.8°. Best body text is #FFFFFF at 17.43:1 contrast (WCAG AA passes).

Color values

HEX	#370810
RGB	rgb(55, 8, 16)
HSL	hsl(350, 75%, 12%)
HSV	hsv(350, 85%, 22%)
CMYK	cmyk(0%, 85.5%, 70.9%, 78.4%)
CIE-LAB	lab(9.19, 23.62, 7.33)
CIE-LCH	lch(9.19, 24.73, 17.23°)
OKLab	oklab(22.64% 0.0707 0.02)
OKLCH	oklch(22.64% 0.074 15.8)
XYZ	xyz(1.7561, 1.0236, 0.5952)
Luminance	0.0102 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#370810 #08372F

analogous

#370828 #370810 #371708

triadic

#370810 #103708 #081037

tetradic

#370810 #283708 #08372F #170837

square

#370810 #283708 #08372F #170837

split-complementary

#370810 #083717 #082837

monochromatic

#1B0408 #1B0408 #370810 #6C1020 #A2182F

Accessibility & contrast

On white

17.43

#370810 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.20

#370810 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #370810

17.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##370810	#FFFFFF	#000000	##FFFFFF
##370810	1.00	17.43	1.20	17.43
#FFFFFF	17.43	1.00	21.00	1.00
#000000	1.20	21.00	1.00	21.00
##FFFFFF	17.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#151410

Deuteranopia (green-blind)

#211D0F

Tritanopia (blue-blind)

#3D000B

Achromatopsia (no color)

#1A1A1A

Design tokens & code

CSS

--color: #370810;
/* rgb */ color: rgb(55, 8, 16);
/* oklch */ color: oklch(22.6% 0.074 15.8);

Tailwind

colors: {
  custom: {
    50: '#724c4e',
    500: '#370810',
    950: '#000000',
  },
}

SCSS

$custom: #370810;
$custom-light: #724c4e;
$custom-dark: #000000;

JSON

{
  "hex": "#370810",
  "rgb": {
    "r": 55,
    "g": 8,
    "b": 16
  },
  "hsl": {
    "h": 349.787,
    "s": 74.603,
    "l": 12.353
  },
  "oklch": {
    "l": 0.22636,
    "c": 0.07353,
    "h": 15.8
  },
  "luminance": 0.01023
}

Semantic roles & 50–950 ramp

primary

#370810

secondary

#257668

accent

#F1D137

background

#F7F4F4

surface

#EDE7E7

border

#C8C3C3

text

#080101

muted

#7B7777

Preview Lab

Preview with #370810

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

Preview Lab → · Contrast checker → · Palette generator →