#370910#370910

#370910 is a very dark, moderate red. Relative luminance 0.010; OKLCH L 22.8% C 0.072 H 16.6°. Best body text is #FFFFFF at 17.37:1 contrast (WCAG AA passes).

Color values

HEX	#370910
RGB	rgb(55, 9, 16)
HSL	hsl(351, 72%, 13%)
HSV	hsv(351, 84%, 22%)
CMYK	cmyk(0%, 83.6%, 70.9%, 78.4%)
CIE-LAB	lab(9.36, 23.13, 7.58)
CIE-LCH	lch(9.36, 24.34, 18.14°)
OKLab	oklab(22.77% 0.0692 0.0206)
OKLCH	oklch(22.77% 0.072 16.6)
XYZ	xyz(1.7669, 1.0453, 0.5988)
Luminance	0.0104 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#370910 #093730

analogous

#370927 #370910 #371909

triadic

#370910 #103709 #091037

tetradic

#370910 #273709 #093730 #190937

square

#370910 #273709 #093730 #190937

split-complementary

#370910 #093719 #092737

monochromatic

#1A0408 #1A0408 #370910 #6C121F #A01A2F

Accessibility & contrast

On white

17.37

#370910 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.21

#370910 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #370910

17.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##370910	#FFFFFF	#000000	##FFFFFF
##370910	1.00	17.37	1.21	17.37
#FFFFFF	17.37	1.00	21.00	1.00
#000000	1.21	21.00	1.00	21.00
##FFFFFF	17.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#151410

Deuteranopia (green-blind)

#211E0F

Tritanopia (blue-blind)

#3D010C

Achromatopsia (no color)

#1A1A1A

Design tokens & code

CSS

--color: #370910;
/* rgb */ color: rgb(55, 9, 16);
/* oklch */ color: oklch(22.8% 0.072 16.6);

Tailwind

colors: {
  custom: {
    50: '#724c4e',
    500: '#370910',
    950: '#000000',
  },
}

SCSS

$custom: #370910;
$custom-light: #724c4e;
$custom-dark: #000000;

JSON

{
  "hex": "#370910",
  "rgb": {
    "r": 55,
    "g": 9,
    "b": 16
  },
  "hsl": {
    "h": 350.87,
    "s": 71.875,
    "l": 12.549
  },
  "oklch": {
    "l": 0.22767,
    "c": 0.07217,
    "h": 16.6
  },
  "luminance": 0.01045
}

Semantic roles & 50–950 ramp

primary

#370910

secondary

#277569

accent

#EFD339

background

#F7F4F4

surface

#EDE7E7

border

#C8C3C3

text

#080101

muted

#7B7777

Preview Lab

Preview with #370910

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

Preview Lab → · Contrast checker → · Palette generator →