#591B24#591B24

#591B24 is a dark, moderate red. Relative luminance 0.030; OKLCH L 32.3% C 0.091 H 15.3°. Best body text is #FFFFFF at 13.07:1 contrast (WCAG AA passes).

Color values

HEX	#591B24
RGB	rgb(89, 27, 36)
HSL	hsl(351, 53%, 23%)
HSV	hsv(351, 70%, 35%)
CMYK	cmyk(0%, 69.7%, 59.6%, 65.1%)
CIE-LAB	lab(20.19, 29.23, 9.62)
CIE-LCH	lch(20.19, 30.77, 18.21°)
OKLab	oklab(32.33% 0.0879 0.024)
OKLCH	oklch(32.33% 0.091 15.3)
XYZ	xyz(4.8306, 3.0357, 2.0003)
Luminance	0.0303 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#591B24 #1B5950

analogous

#591B43 #591B24 #59311B

triadic

#591B24 #24591B #1B2459

tetradic

#591B24 #43591B #1B5950 #311B59

square

#591B24 #43591B #1B5950 #311B59

split-complementary

#591B24 #1B5931 #1B4359

monochromatic

#170709 #2A0D11 #591B24 #882937 #B7374A

Accessibility & contrast

On white

13.07

#591B24 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.61

#591B24 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #591B24

13.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##591B24	#FFFFFF	#000000	##FFFFFF
##591B24	1.00	13.07	1.61	13.07
#FFFFFF	13.07	1.00	21.00	1.00
#000000	1.61	21.00	1.00	21.00
##FFFFFF	13.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2A2924

Deuteranopia (green-blind)

#3A3522

Tritanopia (blue-blind)

#620F1F

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #591b24;
/* rgb */ color: rgb(89, 27, 36);
/* oklch */ color: oklch(32.3% 0.091 15.3);

Tailwind

colors: {
  custom: {
    50: '#8c5b5e',
    500: '#591b24',
    950: '#000000',
  },
}

SCSS

$custom: #591b24;
$custom-light: #8c5b5e;
$custom-dark: #000000;

JSON

{
  "hex": "#591b24",
  "rgb": {
    "r": 89,
    "g": 27,
    "b": 36
  },
  "hsl": {
    "h": 351.29,
    "s": 53.448,
    "l": 22.745
  },
  "oklch": {
    "l": 0.32333,
    "c": 0.0911,
    "h": 15.3
  },
  "luminance": 0.03035
}

Semantic roles & 50–950 ramp

primary

#591B24

secondary

#418F83

accent

#DDC84B

background

#F9F5F5

surface

#F1E9E9

border

#CBC5C5

text

#0D0404

muted

#7E7979

Preview Lab

Preview with #591B24

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

Preview Lab → · Contrast checker → · Palette generator →