#581E1D#581E1D

#581E1D is a dark, moderate red. Relative luminance 0.031; OKLCH L 32.4% C 0.086 H 24.1°. Best body text is #FFFFFF at 12.98:1 contrast (WCAG AA passes).

Color values

HEX	#581E1D
RGB	rgb(88, 30, 29)
HSL	hsl(1, 50%, 23%)
HSV	hsv(1, 67%, 35%)
CMYK	cmyk(0%, 65.9%, 67%, 65.5%)
CIE-LAB	lab(20.41, 26.72, 14.72)
CIE-LCH	lch(20.41, 30.51, 28.84°)
OKLab	oklab(32.42% 0.0787 0.0353)
OKLCH	oklch(32.42% 0.086 24.1)
XYZ	xyz(4.7110, 3.0926, 1.5110)
Luminance	0.0309 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#581E1D #1D5758

analogous

#581D39 #581E1D #583B1D

triadic

#581E1D #1D581E #1E1D58

tetradic

#581E1D #39581D #1D5758 #3B1D58

square

#581E1D #39581D #1D5758 #3B1D58

split-complementary

#581E1D #1D583B #1D3958

monochromatic

#170808 #2A0E0E #581E1D #862E2C #B43D3B

Accessibility & contrast

On white

12.98

#581E1D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.62

#581E1D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #581E1D

12.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##581E1D	#FFFFFF	#000000	##FFFFFF
##581E1D	1.00	12.98	1.62	12.98
#FFFFFF	12.98	1.00	21.00	1.00
#000000	1.62	21.00	1.00	21.00
##FFFFFF	12.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2D291C

Deuteranopia (green-blind)

#3B361C

Tritanopia (blue-blind)

#61121E

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #581e1d;
/* rgb */ color: rgb(88, 30, 29);
/* oklch */ color: oklch(32.4% 0.086 24.1);

Tailwind

colors: {
  custom: {
    50: '#8c5d58',
    500: '#581e1d',
    950: '#000000',
  },
}

SCSS

$custom: #581e1d;
$custom-light: #8c5d58;
$custom-dark: #000000;

JSON

{
  "hex": "#581e1d",
  "rgb": {
    "r": 88,
    "g": 30,
    "b": 29
  },
  "hsl": {
    "h": 1.017,
    "s": 50.427,
    "l": 22.941
  },
  "oklch": {
    "l": 0.32415,
    "c": 0.08629,
    "h": 24.1
  },
  "luminance": 0.03092
}

Semantic roles & 50–950 ramp

primary

#581E1D

secondary

#448C8D

accent

#D8DA4E

background

#F9F5F5

surface

#F1E9E9

border

#CBC5C5

text

#0D0403

muted

#7E7978

Preview Lab

Preview with #581E1D

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

Preview Lab → · Contrast checker → · Palette generator →