#52100D#52100D

#52100D is a dark, moderate red. Relative luminance 0.022; OKLCH L 29.2% C 0.097 H 27.7°. Best body text is #FFFFFF at 14.60:1 contrast (WCAG AA passes).

Color values

HEX	#52100D
RGB	rgb(82, 16, 13)
HSL	hsl(3, 73%, 19%)
HSV	hsv(3, 84%, 32%)
CMYK	cmyk(0%, 80.5%, 84.1%, 67.8%)
CIE-LAB	lab(16.47, 30.06, 19.72)
CIE-LCH	lch(16.47, 35.95, 33.26°)
OKLab	oklab(29.15% 0.0864 0.0452)
OKLCH	oklch(29.15% 0.097 27.7)
XYZ	xyz(3.7381, 2.1941, 0.6074)
Luminance	0.0219 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#52100D #0D4F52

analogous

#520D2C #52100D #52320D

triadic

#52100D #0D5210 #100D52

tetradic

#52100D #2C520D #0D4F52 #320D52

square

#52100D #2C520D #0D4F52 #320D52

split-complementary

#52100D #0D5232 #0D2C52

monochromatic

#1A0504 #1D0605 #52100D #871A15 #BC251E

Accessibility & contrast

On white

14.60

#52100D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.44

#52100D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #52100D

14.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##52100D	#FFFFFF	#000000	##FFFFFF
##52100D	1.00	14.60	1.44	14.60
#FFFFFF	14.60	1.00	21.00	1.00
#000000	1.44	21.00	1.00	21.00
##FFFFFF	14.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#24200C

Deuteranopia (green-blind)

#342E0A

Tritanopia (blue-blind)

#5B0010

Achromatopsia (no color)

#292929

Design tokens & code

CSS

--color: #52100d;
/* rgb */ color: rgb(82, 16, 13);
/* oklch */ color: oklch(29.2% 0.097 27.7);

Tailwind

colors: {
  custom: {
    50: '#89544c',
    500: '#52100d',
    950: '#000000',
  },
}

SCSS

$custom: #52100d;
$custom-light: #89544c;
$custom-dark: #000000;

JSON

{
  "hex": "#52100d",
  "rgb": {
    "r": 82,
    "g": 16,
    "b": 13
  },
  "hsl": {
    "h": 2.609,
    "s": 72.632,
    "l": 18.627
  },
  "oklch": {
    "l": 0.29152,
    "c": 0.09748,
    "h": 27.7
  },
  "luminance": 0.02193
}

Semantic roles & 50–950 ramp

primary

#52100D

secondary

#2E898D

accent

#E7EF38

background

#F9F5F4

surface

#F1E9E7

border

#CBC5C3

text

#0D0301

muted

#7E7877

Preview Lab

Preview with #52100D

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

Preview Lab → · Contrast checker → · Palette generator →