#581A23#581A23

#581A23 is a dark, moderate red. Relative luminance 0.029; OKLCH L 32.0% C 0.091 H 15.4°. Best body text is #FFFFFF at 13.23:1 contrast (WCAG AA passes).

Color values

HEX	#581A23
RGB	rgb(88, 26, 35)
HSL	hsl(351, 54%, 22%)
HSV	hsv(351, 70%, 35%)
CMYK	cmyk(0%, 70.5%, 60.2%, 65.5%)
CIE-LAB	lab(19.78, 29.25, 9.74)
CIE-LCH	lch(19.78, 30.83, 18.41°)
OKLab	oklab(31.99% 0.0879 0.0242)
OKLCH	oklch(31.99% 0.091 15.4)
XYZ	xyz(4.6977, 2.9355, 1.9090)
Luminance	0.0294 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#581A23 #1A584F

analogous

#581A42 #581A23 #58301A

triadic

#581A23 #23581A #1A2358

tetradic

#581A23 #42581A #1A584F #301A58

square

#581A23 #42581A #1A584F #301A58

split-complementary

#581A23 #1A5830 #1A4258

monochromatic

#180709 #290C10 #581A23 #872836 #B63649

Accessibility & contrast

On white

13.23

#581A23 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.59

#581A23 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #581A23

13.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##581A23	#FFFFFF	#000000	##FFFFFF
##581A23	1.00	13.23	1.59	13.23
#FFFFFF	13.23	1.00	21.00	1.00
#000000	1.59	21.00	1.00	21.00
##FFFFFF	13.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#292823

Deuteranopia (green-blind)

#393521

Tritanopia (blue-blind)

#610E1E

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #581a23;
/* rgb */ color: rgb(88, 26, 35);
/* oklch */ color: oklch(32.0% 0.091 15.4);

Tailwind

colors: {
  custom: {
    50: '#8b5b5d',
    500: '#581a23',
    950: '#000000',
  },
}

SCSS

$custom: #581a23;
$custom-light: #8b5b5d;
$custom-dark: #000000;

JSON

{
  "hex": "#581a23",
  "rgb": {
    "r": 88,
    "g": 26,
    "b": 35
  },
  "hsl": {
    "h": 351.29,
    "s": 54.386,
    "l": 22.353
  },
  "oklch": {
    "l": 0.31987,
    "c": 0.09118,
    "h": 15.4
  },
  "luminance": 0.02935
}

Semantic roles & 50–950 ramp

primary

#581A23

secondary

#408E83

accent

#DEC84A

background

#F8F5F5

surface

#F0E9E9

border

#CBC5C5

text

#0D0404

muted

#7D7979

Preview Lab

Preview with #581A23

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

Preview Lab → · Contrast checker → · Palette generator →