#581A1E#581A1E

#581A1E is a dark, moderate red. Relative luminance 0.029; OKLCH L 31.9% C 0.091 H 20.3°. Best body text is #FFFFFF at 13.28:1 contrast (WCAG AA passes).

Color values

HEX	#581A1E
RGB	rgb(88, 26, 30)
HSL	hsl(356, 54%, 22%)
HSV	hsv(356, 70%, 35%)
CMYK	cmyk(0%, 70.5%, 65.9%, 65.5%)
CIE-LAB	lab(19.67, 28.83, 13.08)
CIE-LCH	lch(19.67, 31.66, 24.39°)
OKLab	oklab(31.87% 0.0856 0.0317)
OKLCH	oklch(31.87% 0.091 20.3)
XYZ	xyz(4.6287, 2.9079, 1.5456)
Luminance	0.0291 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#581A1E #1A5854

analogous

#581A3D #581A1E #58351A

triadic

#581A1E #1E581A #1A1E58

tetradic

#581A1E #3D581A #1A5854 #351A58

square

#581A1E #3D581A #1A5854 #351A58

split-complementary

#581A1E #1A5835 #1A3D58

monochromatic

#180708 #290C0E #581A1E #87282E #B6363E

Accessibility & contrast

On white

13.28

#581A1E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.58

#581A1E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #581A1E

13.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##581A1E	#FFFFFF	#000000	##FFFFFF
##581A1E	1.00	13.28	1.58	13.28
#FFFFFF	13.28	1.00	21.00	1.00
#000000	1.58	21.00	1.00	21.00
##FFFFFF	13.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2A271E

Deuteranopia (green-blind)

#3A341C

Tritanopia (blue-blind)

#610D1C

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #581a1e;
/* rgb */ color: rgb(88, 26, 30);
/* oklch */ color: oklch(31.9% 0.091 20.3);

Tailwind

colors: {
  custom: {
    50: '#8c5a59',
    500: '#581a1e',
    950: '#000000',
  },
}

SCSS

$custom: #581a1e;
$custom-light: #8c5a59;
$custom-dark: #000000;

JSON

{
  "hex": "#581a1e",
  "rgb": {
    "r": 88,
    "g": 26,
    "b": 30
  },
  "hsl": {
    "h": 356.129,
    "s": 54.386,
    "l": 22.353
  },
  "oklch": {
    "l": 0.31866,
    "c": 0.0913,
    "h": 20.3
  },
  "luminance": 0.02907
}

Semantic roles & 50–950 ramp

primary

#581A1E

secondary

#408E89

accent

#DED44A

background

#F9F5F5

surface

#F1E9E9

border

#CBC5C5

text

#0D0403

muted

#7E7978

Preview Lab

Preview with #581A1E

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

Preview Lab → · Contrast checker → · Palette generator →