#581F23#581F23

#581F23 is a dark, moderate red. Relative luminance 0.032; OKLCH L 32.7% C 0.084 H 18.9°. Best body text is #FFFFFF at 12.84:1 contrast (WCAG AA passes).

Color values

HEX	#581F23
RGB	rgb(88, 31, 35)
HSL	hsl(356, 48%, 23%)
HSV	hsv(356, 65%, 35%)
CMYK	cmyk(0%, 64.8%, 60.2%, 65.5%)
CIE-LAB	lab(20.74, 26.70, 11.02)
CIE-LCH	lch(20.74, 28.88, 22.43°)
OKLab	oklab(32.7% 0.0798 0.0273)
OKLCH	oklch(32.7% 0.084 18.9)
XYZ	xyz(4.8183, 3.1766, 1.9492)
Luminance	0.0318 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#581F23 #1F5854

analogous

#581F3F #581F23 #58371F

triadic

#581F23 #23581F #1F2358

tetradic

#581F23 #3F581F #1F5854 #371F58

square

#581F23 #3F581F #1F5854 #371F58

split-complementary

#581F23 #1F5837 #1F3F58

monochromatic

#170809 #2B0F11 #581F23 #852F35 #B33F47

Accessibility & contrast

On white

12.84

#581F23 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.64

#581F23 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #581F23

12.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##581F23	#FFFFFF	#000000	##FFFFFF
##581F23	1.00	12.84	1.64	12.84
#FFFFFF	12.84	1.00	21.00	1.00
#000000	1.64	21.00	1.00	21.00
##FFFFFF	12.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2D2A23

Deuteranopia (green-blind)

#3B3622

Tritanopia (blue-blind)

#611521

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #581f23;
/* rgb */ color: rgb(88, 31, 35);
/* oklch */ color: oklch(32.7% 0.084 18.9);

Tailwind

colors: {
  custom: {
    50: '#8b5d5d',
    500: '#581f23',
    950: '#000000',
  },
}

SCSS

$custom: #581f23;
$custom-light: #8b5d5d;
$custom-dark: #000000;

JSON

{
  "hex": "#581f23",
  "rgb": {
    "r": 88,
    "g": 31,
    "b": 35
  },
  "hsl": {
    "h": 355.789,
    "s": 47.899,
    "l": 23.333
  },
  "oklch": {
    "l": 0.32702,
    "c": 0.08433,
    "h": 18.9
  },
  "luminance": 0.03176
}

Semantic roles & 50–950 ramp

primary

#581F23

secondary

#468D88

accent

#D7CE50

background

#F8F5F5

surface

#F0E9E9

border

#CBC5C5

text

#0C0404

muted

#7D7979

Preview Lab

Preview with #581F23

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

Preview Lab → · Contrast checker → · Palette generator →