#371010#371010

#371010 is a very dark, moderate red. Relative luminance 0.012; OKLCH L 23.8% C 0.063 H 23.1°. Best body text is #FFFFFF at 16.88:1 contrast (WCAG AA passes).

Color values

HEX	#371010
RGB	rgb(55, 16, 16)
HSL	hsl(0, 55%, 14%)
HSV	hsv(0, 71%, 22%)
CMYK	cmyk(0%, 70.9%, 70.9%, 78.4%)
CIE-LAB	lab(10.71, 19.49, 9.48)
CIE-LCH	lch(10.71, 21.67, 25.94°)
OKLab	oklab(23.77% 0.0576 0.0246)
OKLCH	oklch(23.77% 0.063 23.1)
XYZ	xyz(1.8545, 1.2205, 0.6280)
Luminance	0.0122 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#371010 #103737

analogous

#371024 #371010 #372410

triadic

#371010 #103710 #101037

tetradic

#371010 #243710 #103737 #241037

square

#371010 #243710 #103737 #241037

split-complementary

#371010 #103724 #102437

monochromatic

#180707 #180707 #371010 #661E1E #962C2C

Accessibility & contrast

On white

16.88

#371010 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.24

#371010 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #371010

16.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##371010	#FFFFFF	#000000	##FFFFFF
##371010	1.00	16.88	1.24	16.88
#FFFFFF	16.88	1.00	21.00	1.00
#000000	1.24	21.00	1.00	21.00
##FFFFFF	16.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1A1810

Deuteranopia (green-blind)

#24200F

Tritanopia (blue-blind)

#3D0910

Achromatopsia (no color)

#1D1D1D

Design tokens & code

CSS

--color: #371010;
/* rgb */ color: rgb(55, 16, 16);
/* oklch */ color: oklch(23.8% 0.063 23.1);

Tailwind

colors: {
  custom: {
    50: '#71504e',
    500: '#371010',
    950: '#000000',
  },
}

SCSS

$custom: #371010;
$custom-light: #71504e;
$custom-dark: #000000;

JSON

{
  "hex": "#371010",
  "rgb": {
    "r": 55,
    "g": 16,
    "b": 16
  },
  "hsl": {
    "h": 0,
    "s": 54.93,
    "l": 13.922
  },
  "oklch": {
    "l": 0.23773,
    "c": 0.06265,
    "h": 23.1
  },
  "luminance": 0.0122
}

Semantic roles & 50–950 ramp

primary

#371010

secondary

#327171

accent

#DEDE4A

background

#F7F4F4

surface

#EDE7E7

border

#C8C3C3

text

#080201

muted

#7B7877

Preview Lab

Preview with #371010

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

Preview Lab → · Contrast checker → · Palette generator →