#591F1F#591F1F

#591F1F is a dark, moderate red. Relative luminance 0.032; OKLCH L 32.8% C 0.086 H 23.1°. Best body text is #FFFFFF at 12.80:1 contrast (WCAG AA passes).

Color values

HEX	#591F1F
RGB	rgb(89, 31, 31)
HSL	hsl(0, 48%, 24%)
HSV	hsv(0, 65%, 35%)
CMYK	cmyk(0%, 65.2%, 65.2%, 65.1%)
CIE-LAB	lab(20.84, 26.76, 13.94)
CIE-LCH	lch(20.84, 30.17, 27.52°)
OKLab	oklab(32.79% 0.0791 0.0337)
OKLCH	oklch(32.79% 0.086 23.1)
XYZ	xyz(4.8576, 3.2034, 1.6586)
Luminance	0.0320 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#591F1F #1F5959

analogous

#591F3C #591F1F #593C1F

triadic

#591F1F #1F591F #1F1F59

tetradic

#591F1F #3C591F #1F5959 #3C1F59

square

#591F1F #3C591F #1F5959 #3C1F59

split-complementary

#591F1F #1F593C #1F3C59

monochromatic

#170808 #2C0F0F #591F1F #862F2F #B43F3F

Accessibility & contrast

On white

12.80

#591F1F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.64

#591F1F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #591F1F

12.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##591F1F	#FFFFFF	#000000	##FFFFFF
##591F1F	1.00	12.80	1.64	12.80
#FFFFFF	12.80	1.00	21.00	1.00
#000000	1.64	21.00	1.00	21.00
##FFFFFF	12.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2E2A1F

Deuteranopia (green-blind)

#3C371E

Tritanopia (blue-blind)

#621420

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #591f1f;
/* rgb */ color: rgb(89, 31, 31);
/* oklch */ color: oklch(32.8% 0.086 23.1);

Tailwind

colors: {
  custom: {
    50: '#8c5d5a',
    500: '#591f1f',
    950: '#000000',
  },
}

SCSS

$custom: #591f1f;
$custom-light: #8c5d5a;
$custom-dark: #000000;

JSON

{
  "hex": "#591f1f",
  "rgb": {
    "r": 89,
    "g": 31,
    "b": 31
  },
  "hsl": {
    "h": 0,
    "s": 48.333,
    "l": 23.529
  },
  "oklch": {
    "l": 0.32788,
    "c": 0.086,
    "h": 23.1
  },
  "luminance": 0.03203
}

Semantic roles & 50–950 ramp

primary

#591F1F

secondary

#468E8E

accent

#D8D850

background

#F9F5F5

surface

#F1E9E9

border

#CBC5C5

text

#0D0403

muted

#7E7978

Preview Lab

Preview with #591F1F

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

Preview Lab → · Contrast checker → · Palette generator →