#591C1F#591C1F

#591C1F is a dark, moderate red. Relative luminance 0.031; OKLCH L 32.4% C 0.090 H 20.8°. Best body text is #FFFFFF at 13.04:1 contrast (WCAG AA passes).

Color values

HEX	#591C1F
RGB	rgb(89, 28, 31)
HSL	hsl(357, 52%, 23%)
HSV	hsv(357, 69%, 35%)
CMYK	cmyk(0%, 68.5%, 65.2%, 65.1%)
CIE-LAB	lab(20.26, 28.31, 13.19)
CIE-LCH	lch(20.26, 31.23, 24.98°)
OKLab	oklab(32.35% 0.084 0.032)
OKLCH	oklch(32.35% 0.09 20.8)
XYZ	xyz(4.7829, 3.0539, 1.6337)
Luminance	0.0305 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#591C1F #1C5956

analogous

#591C3D #591C1F #59371C

triadic

#591C1F #1F591C #1C1F59

tetradic

#591C1F #3D591C #1C5956 #371C59

square

#591C1F #3D591C #1C5956 #371C59

split-complementary

#591C1F #1C5937 #1C3D59

monochromatic

#170708 #2A0D0F #591C1F #882B2F #B6393F

Accessibility & contrast

On white

13.04

#591C1F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.61

#591C1F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #591C1F

13.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##591C1F	#FFFFFF	#000000	##FFFFFF
##591C1F	1.00	13.04	1.61	13.04
#FFFFFF	13.04	1.00	21.00	1.00
#000000	1.61	21.00	1.00	21.00
##FFFFFF	13.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2B291F

Deuteranopia (green-blind)

#3B361D

Tritanopia (blue-blind)

#62101E

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #591c1f;
/* rgb */ color: rgb(89, 28, 31);
/* oklch */ color: oklch(32.4% 0.090 20.8);

Tailwind

colors: {
  custom: {
    50: '#8d5c5a',
    500: '#591c1f',
    950: '#000000',
  },
}

SCSS

$custom: #591c1f;
$custom-light: #8d5c5a;
$custom-dark: #000000;

JSON

{
  "hex": "#591c1f",
  "rgb": {
    "r": 89,
    "g": 28,
    "b": 31
  },
  "hsl": {
    "h": 357.049,
    "s": 52.137,
    "l": 22.941
  },
  "oklch": {
    "l": 0.32351,
    "c": 0.08991,
    "h": 20.8
  },
  "luminance": 0.03053
}

Semantic roles & 50–950 ramp

primary

#591C1F

secondary

#428F8B

accent

#DCD54C

background

#F9F5F5

surface

#F1E9E9

border

#CBC5C5

text

#0D0403

muted

#7E7978

Preview Lab

Preview with #591C1F

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

Preview Lab → · Contrast checker → · Palette generator →