#581317#581317

#581317 is a dark, moderate red. Relative luminance 0.026; OKLCH L 30.9% C 0.100 H 22.3°. Best body text is #FFFFFF at 13.81:1 contrast (WCAG AA passes).

Color values

HEX	#581317
RGB	rgb(88, 19, 23)
HSL	hsl(357, 64%, 21%)
HSV	hsv(357, 78%, 35%)
CMYK	cmyk(0%, 78.4%, 73.9%, 65.5%)
CIE-LAB	lab(18.38, 31.52, 16.29)
CIE-LCH	lch(18.38, 35.48, 27.34°)
OKLab	oklab(30.86% 0.0926 0.038)
OKLCH	oklch(30.86% 0.1 22.3)
XYZ	xyz(4.4125, 2.6030, 1.0805)
Luminance	0.0260 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#581317 #135854

analogous

#581339 #581317 #583113

triadic

#581317 #175813 #131758

tetradic

#581317 #395813 #135854 #311358

square

#581317 #395813 #135854 #311358

split-complementary

#581317 #135831 #133958

monochromatic

#190507 #26080A #581317 #8A1E24 #BD2931

Accessibility & contrast

On white

13.81

#581317 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.52

#581317 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #581317

13.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##581317	#FFFFFF	#000000	##FFFFFF
##581317	1.00	13.81	1.52	13.81
#FFFFFF	13.81	1.00	21.00	1.00
#000000	1.52	21.00	1.00	21.00
##FFFFFF	13.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#272317

Deuteranopia (green-blind)

#383215

Tritanopia (blue-blind)

#610015

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #581317;
/* rgb */ color: rgb(88, 19, 23);
/* oklch */ color: oklch(30.9% 0.100 22.3);

Tailwind

colors: {
  custom: {
    50: '#8d5753',
    500: '#581317',
    950: '#000000',
  },
}

SCSS

$custom: #581317;
$custom-light: #8d5753;
$custom-dark: #000000;

JSON

{
  "hex": "#581317",
  "rgb": {
    "r": 88,
    "g": 19,
    "b": 23
  },
  "hsl": {
    "h": 356.522,
    "s": 64.486,
    "l": 20.98
  },
  "oklch": {
    "l": 0.30857,
    "c": 0.10007,
    "h": 22.3
  },
  "luminance": 0.02602
}

Semantic roles & 50–950 ramp

primary

#581317

secondary

#37908B

accent

#E7DE40

background

#F9F5F4

surface

#F1E9E7

border

#CBC5C3

text

#0D0302

muted

#7E7878

Preview Lab

Preview with #581317

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

Preview Lab → · Contrast checker → · Palette generator →