#581815#581815

#581815 is a dark, moderate red. Relative luminance 0.028; OKLCH L 31.4% C 0.095 H 26.7°. Best body text is #FFFFFF at 13.49:1 contrast (WCAG AA passes).

Color values

HEX	#581815
RGB	rgb(88, 24, 21)
HSL	hsl(3, 61%, 21%)
HSV	hsv(3, 76%, 35%)
CMYK	cmyk(0%, 72.7%, 76.1%, 65.5%)
CIE-LAB	lab(19.15, 29.19, 18.58)
CIE-LCH	lch(19.15, 34.60, 32.48°)
OKLab	oklab(31.42% 0.0847 0.0427)
OKLCH	oklch(31.42% 0.095 26.7)
XYZ	xyz(4.4870, 2.7828, 1.0102)
Luminance	0.0278 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#581815 #155558

analogous

#581534 #581815 #583A15

triadic

#581815 #155818 #181558

tetradic

#581815 #345815 #155558 #3A1558

square

#581815 #345815 #155558 #3A1558

split-complementary

#581815 #15583A #153458

monochromatic

#190706 #270B09 #581815 #892521 #BB332D

Accessibility & contrast

On white

13.49

#581815 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.56

#581815 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #581815

13.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##581815	#FFFFFF	#000000	##FFFFFF
##581815	1.00	13.49	1.56	13.49
#FFFFFF	13.49	1.00	21.00	1.00
#000000	1.56	21.00	1.00	21.00
##FFFFFF	13.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2A2614

Deuteranopia (green-blind)

#3A3413

Tritanopia (blue-blind)

#610618

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #581815;
/* rgb */ color: rgb(88, 24, 21);
/* oklch */ color: oklch(31.4% 0.095 26.7);

Tailwind

colors: {
  custom: {
    50: '#8d5952',
    500: '#581815',
    950: '#000000',
  },
}

SCSS

$custom: #581815;
$custom-light: #8d5952;
$custom-dark: #000000;

JSON

{
  "hex": "#581815",
  "rgb": {
    "r": 88,
    "g": 24,
    "b": 21
  },
  "hsl": {
    "h": 2.687,
    "s": 61.468,
    "l": 21.373
  },
  "oklch": {
    "l": 0.31425,
    "c": 0.09486,
    "h": 26.7
  },
  "luminance": 0.02782
}

Semantic roles & 50–950 ramp

primary

#581815

secondary

#398C90

accent

#DDE543

background

#F9F5F4

surface

#F1E9E7

border

#CBC5C3

text

#0D0402

muted

#7E7978

Preview Lab

Preview with #581815

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

Preview Lab → · Contrast checker → · Palette generator →