#591B0E#591B0E

#591B0E is a dark, moderate red. Relative luminance 0.029; OKLCH L 31.9% C 0.094 H 33.6°. Best body text is #FFFFFF at 13.23:1 contrast (WCAG AA passes).

Color values

HEX	#591B0E
RGB	rgb(89, 27, 14)
HSL	hsl(10, 73%, 20%)
HSV	hsv(10, 84%, 35%)
CMYK	cmyk(0%, 69.7%, 84.3%, 65.1%)
CIE-LAB	lab(19.80, 27.78, 23.54)
CIE-LCH	lch(19.80, 36.41, 40.28°)
OKLab	oklab(31.92% 0.0786 0.0522)
OKLCH	oklch(31.92% 0.094 33.6)
XYZ	xyz(4.5915, 2.9401, 0.7411)
Luminance	0.0294 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#591B0E #0E4C59

analogous

#590E26 #591B0E #59400E

triadic

#591B0E #0E591B #1B0E59

tetradic

#591B0E #26590E #0E4C59 #400E59

square

#591B0E #26590E #0E4C59 #400E59

split-complementary

#591B0E #0E5940 #0E2659

monochromatic

#1A0804 #240B06 #591B0E #8E2B16 #C33B1F

Accessibility & contrast

On white

13.23

#591B0E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.59

#591B0E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #591B0E

13.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##591B0E	#FFFFFF	#000000	##FFFFFF
##591B0E	1.00	13.23	1.59	13.23
#FFFFFF	13.23	1.00	21.00	1.00
#000000	1.59	21.00	1.00	21.00
##FFFFFF	13.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2D270C

Deuteranopia (green-blind)

#3C350C

Tritanopia (blue-blind)

#630A18

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #591b0e;
/* rgb */ color: rgb(89, 27, 14);
/* oklch */ color: oklch(31.9% 0.094 33.6);

Tailwind

colors: {
  custom: {
    50: '#8e5b4d',
    500: '#591b0e',
    950: '#000000',
  },
}

SCSS

$custom: #591b0e;
$custom-light: #8e5b4d;
$custom-dark: #000000;

JSON

{
  "hex": "#591b0e",
  "rgb": {
    "r": 89,
    "g": 27,
    "b": 14
  },
  "hsl": {
    "h": 10.4,
    "s": 72.816,
    "l": 20.196
  },
  "oklch": {
    "l": 0.31921,
    "c": 0.09431,
    "h": 33.6
  },
  "luminance": 0.02939
}

Semantic roles & 50–950 ramp

primary

#591B0E

secondary

#308293

accent

#D0F038

background

#F9F5F4

surface

#F2E9E7

border

#CCC5C3

text

#0D0401

muted

#7E7977

Preview Lab

Preview with #591B0E

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

Preview Lab → · Contrast checker → · Palette generator →