#5B1812#5B1812

#5B1812 is a dark, moderate red. Relative luminance 0.029; OKLCH L 32.0% C 0.099 H 28.9°. Best body text is #FFFFFF at 13.26:1 contrast (WCAG AA passes).

Color values

HEX	#5B1812
RGB	rgb(91, 24, 18)
HSL	hsl(5, 67%, 21%)
HSV	hsv(5, 80%, 36%)
CMYK	cmyk(0%, 73.6%, 80.2%, 64.3%)
CIE-LAB	lab(19.73, 30.18, 21.34)
CIE-LCH	lch(19.73, 36.96, 35.26°)
OKLab	oklab(31.96% 0.0867 0.0479)
OKLCH	oklch(31.96% 0.099 28.9)
XYZ	xyz(4.7507, 2.9218, 0.8860)
Luminance	0.0292 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B1812 #12555B

analogous

#5B1231 #5B1812 #5B3D12

triadic

#5B1812 #125B18 #18125B

tetradic

#5B1812 #315B12 #12555B #3D125B

square

#5B1812 #315B12 #12555B #3D125B

split-complementary

#5B1812 #125B3D #12315B

monochromatic

#1A0705 #280B08 #5B1812 #8E251C #C13326

Accessibility & contrast

On white

13.26

#5B1812 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.58

#5B1812 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #5B1812

13.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B1812	#FFFFFF	#000000	##FFFFFF
##5B1812	1.00	13.26	1.58	13.26
#FFFFFF	13.26	1.00	21.00	1.00
#000000	1.58	21.00	1.00	21.00
##FFFFFF	13.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2B2611

Deuteranopia (green-blind)

#3C3510

Tritanopia (blue-blind)

#650417

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #5b1812;
/* rgb */ color: rgb(91, 24, 18);
/* oklch */ color: oklch(32.0% 0.099 28.9);

Tailwind

colors: {
  custom: {
    50: '#905a50',
    500: '#5b1812',
    950: '#000000',
  },
}

SCSS

$custom: #5b1812;
$custom-light: #905a50;
$custom-dark: #000000;

JSON

{
  "hex": "#5b1812",
  "rgb": {
    "r": 91,
    "g": 24,
    "b": 18
  },
  "hsl": {
    "h": 4.932,
    "s": 66.972,
    "l": 21.373
  },
  "oklch": {
    "l": 0.31957,
    "c": 0.09906,
    "h": 28.9
  },
  "luminance": 0.02921
}

Semantic roles & 50–950 ramp

primary

#5B1812

secondary

#358C93

accent

#DCEA3E

background

#F9F5F4

surface

#F2E9E7

border

#CCC5C3

text

#0E0402

muted

#7E7978

Preview Lab

Preview with #5B1812

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

Preview Lab → · Contrast checker → · Palette generator →