#370710#370710

#370710 is a very dark, moderate red. Relative luminance 0.010; OKLCH L 22.5% C 0.075 H 15.1°. Best body text is #FFFFFF at 17.49:1 contrast (WCAG AA passes).

Color values

HEX	#370710
RGB	rgb(55, 7, 16)
HSL	hsl(349, 77%, 12%)
HSV	hsv(349, 87%, 22%)
CMYK	cmyk(0%, 87.3%, 70.9%, 78.4%)
CIE-LAB	lab(9.01, 24.12, 7.07)
CIE-LCH	lch(9.01, 25.14, 16.33°)
OKLab	oklab(22.5% 0.0724 0.0195)
OKLCH	oklch(22.5% 0.075 15.1)
XYZ	xyz(1.7452, 1.0018, 0.5916)
Luminance	0.0100 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#370710 #07372E

analogous

#370728 #370710 #371607

triadic

#370710 #103707 #071037

tetradic

#370710 #283707 #07372E #160737

square

#370710 #283707 #07372E #160737

split-complementary

#370710 #073716 #072837

monochromatic

#1B0308 #1B0308 #370710 #6D0E20 #A41530

Accessibility & contrast

On white

17.49

#370710 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.20

#370710 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #370710

17.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##370710	#FFFFFF	#000000	##FFFFFF
##370710	1.00	17.49	1.20	17.49
#FFFFFF	17.49	1.00	21.00	1.00
#000000	1.20	21.00	1.00	21.00
##FFFFFF	17.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#141310

Deuteranopia (green-blind)

#201D0F

Tritanopia (blue-blind)

#3D000B

Achromatopsia (no color)

#191919

Design tokens & code

CSS

--color: #370710;
/* rgb */ color: rgb(55, 7, 16);
/* oklch */ color: oklch(22.5% 0.075 15.1);

Tailwind

colors: {
  custom: {
    50: '#724b4e',
    500: '#370710',
    950: '#000000',
  },
}

SCSS

$custom: #370710;
$custom-light: #724b4e;
$custom-dark: #000000;

JSON

{
  "hex": "#370710",
  "rgb": {
    "r": 55,
    "g": 7,
    "b": 16
  },
  "hsl": {
    "h": 348.75,
    "s": 77.419,
    "l": 12.157
  },
  "oklch": {
    "l": 0.22503,
    "c": 0.07493,
    "h": 15.1
  },
  "luminance": 0.01002
}

Semantic roles & 50–950 ramp

primary

#370710

secondary

#237767

accent

#F4D034

background

#F7F4F4

surface

#EDE7E7

border

#C8C3C3

text

#080101

muted

#7B7777

Preview Lab

Preview with #370710

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

Preview Lab → · Contrast checker → · Palette generator →