#5B1A0D#5B1A0D

#5B1A0D is a dark, moderate red. Relative luminance 0.030; OKLCH L 32.2% C 0.098 H 33.2°. Best body text is #FFFFFF at 13.14:1 contrast (WCAG AA passes).

Color values

HEX	#5B1A0D
RGB	rgb(91, 26, 13)
HSL	hsl(10, 75%, 20%)
HSV	hsv(10, 86%, 36%)
CMYK	cmyk(0%, 71.4%, 85.7%, 64.3%)
CIE-LAB	lab(20.01, 29.03, 24.38)
CIE-LCH	lch(20.01, 37.91, 40.03°)
OKLab	oklab(32.15% 0.082 0.0537)
OKLCH	oklch(32.15% 0.098 33.2)
XYZ	xyz(4.7570, 2.9927, 0.7079)
Luminance	0.0299 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B1A0D #0D4E5B

analogous

#5B0D27 #5B1A0D #5B410D

triadic

#5B1A0D #0D5B1A #1A0D5B

tetradic

#5B1A0D #275B0D #0D4E5B #410D5B

square

#5B1A0D #275B0D #0D4E5B #410D5B

split-complementary

#5B1A0D #0D5B41 #0D275B

monochromatic

#1B0804 #250B05 #5B1A0D #912915 #C6391C

Accessibility & contrast

On white

13.14

#5B1A0D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.60

#5B1A0D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #5B1A0D

13.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B1A0D	#FFFFFF	#000000	##FFFFFF
##5B1A0D	1.00	13.14	1.60	13.14
#FFFFFF	13.14	1.00	21.00	1.00
#000000	1.60	21.00	1.00	21.00
##FFFFFF	13.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2D270B

Deuteranopia (green-blind)

#3D360A

Tritanopia (blue-blind)

#650718

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #5b1a0d;
/* rgb */ color: rgb(91, 26, 13);
/* oklch */ color: oklch(32.2% 0.098 33.2);

Tailwind

colors: {
  custom: {
    50: '#905a4d',
    500: '#5b1a0d',
    950: '#000000',
  },
}

SCSS

$custom: #5b1a0d;
$custom-light: #905a4d;
$custom-dark: #000000;

JSON

{
  "hex": "#5b1a0d",
  "rgb": {
    "r": 91,
    "g": 26,
    "b": 13
  },
  "hsl": {
    "h": 10,
    "s": 75,
    "l": 20.392
  },
  "oklch": {
    "l": 0.32153,
    "c": 0.098,
    "h": 33.2
  },
  "luminance": 0.02992
}

Semantic roles & 50–950 ramp

primary

#5B1A0D

secondary

#2F8495

accent

#D2F236

background

#F9F5F4

surface

#F2E9E7

border

#CCC5C3

text

#0E0401

muted

#7E7977

Preview Lab

Preview with #5B1A0D

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

Preview Lab → · Contrast checker → · Palette generator →