#5B211A#5B211A

#5B211A is a dark, moderate red. Relative luminance 0.034; OKLCH L 33.4% C 0.087 H 29.4°. Best body text is #FFFFFF at 12.52:1 contrast (WCAG AA passes).

Color values

HEX	#5B211A
RGB	rgb(91, 33, 26)
HSL	hsl(6, 56%, 23%)
HSV	hsv(6, 71%, 36%)
CMYK	cmyk(0%, 63.7%, 71.4%, 64.3%)
CIE-LAB	lab(21.53, 26.13, 18.25)
CIE-LCH	lch(21.53, 31.87, 34.92°)
OKLab	oklab(33.35% 0.0759 0.0427)
OKLCH	oklch(33.35% 0.087 29.4)
XYZ	xyz(5.0452, 3.3871, 1.3652)
Luminance	0.0339 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B211A #1A545B

analogous

#5B1A33 #5B211A #5B421A

triadic

#5B211A #1A5B21 #211A5B

tetradic

#5B211A #335B1A #1A545B #421A5B

square

#5B211A #335B1A #1A545B #421A5B

split-complementary

#5B211A #1A5B42 #1A335B

monochromatic

#180907 #2B100C #5B211A #8B3228 #BA4435

Accessibility & contrast

On white

12.52

#5B211A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.68

#5B211A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #5B211A

12.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B211A	#FFFFFF	#000000	##FFFFFF
##5B211A	1.00	12.52	1.68	12.52
#FFFFFF	12.52	1.00	21.00	1.00
#000000	1.68	21.00	1.00	21.00
##FFFFFF	12.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#302C19

Deuteranopia (green-blind)

#3F3818

Tritanopia (blue-blind)

#641520

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #5b211a;
/* rgb */ color: rgb(91, 33, 26);
/* oklch */ color: oklch(33.4% 0.087 29.4);

Tailwind

colors: {
  custom: {
    50: '#8e5f56',
    500: '#5b211a',
    950: '#000000',
  },
}

SCSS

$custom: #5b211a;
$custom-light: #8e5f56;
$custom-dark: #000000;

JSON

{
  "hex": "#5b211a",
  "rgb": {
    "r": 91,
    "g": 33,
    "b": 26
  },
  "hsl": {
    "h": 6.462,
    "s": 55.556,
    "l": 22.941
  },
  "oklch": {
    "l": 0.33352,
    "c": 0.08706,
    "h": 29.4
  },
  "luminance": 0.03386
}

Semantic roles & 50–950 ramp

primary

#5B211A

secondary

#408891

accent

#CFDF49

background

#F9F5F5

surface

#F1E9E9

border

#CBC5C5

text

#0D0503

muted

#7E7978

Preview Lab

Preview with #5B211A

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

Preview Lab → · Contrast checker → · Palette generator →