#581015#581015

#581015 is a dark, moderate red. Relative luminance 0.025; OKLCH L 30.5% C 0.103 H 22.5°. Best body text is #FFFFFF at 14.00:1 contrast (WCAG AA passes).

Color values

HEX	#581015
RGB	rgb(88, 16, 21)
HSL	hsl(356, 69%, 20%)
HSV	hsv(356, 82%, 35%)
CMYK	cmyk(0%, 81.8%, 76.1%, 65.5%)
CIE-LAB	lab(17.92, 32.59, 17.12)
CIE-LCH	lch(17.92, 36.81, 27.72°)
OKLab	oklab(30.51% 0.0955 0.0395)
OKLCH	oklch(30.51% 0.103 22.5)
XYZ	xyz(4.3456, 2.5001, 0.9631)
Luminance	0.0250 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#581015 #105853

analogous

#581039 #581015 #582F10

triadic

#581015 #155810 #101558

tetradic

#581015 #395810 #105853 #2F1058

square

#581015 #395810 #105853 #2F1058

split-complementary

#581015 #10582F #103958

monochromatic

#1A0506 #240709 #581015 #8C1921 #C0232E

Accessibility & contrast

On white

14.00

#581015 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.50

#581015 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #581015

14.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##581015	#FFFFFF	#000000	##FFFFFF
##581015	1.00	14.00	1.50	14.00
#FFFFFF	14.00	1.00	21.00	1.00
#000000	1.50	21.00	1.00	21.00
##FFFFFF	14.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#252215

Deuteranopia (green-blind)

#373113

Tritanopia (blue-blind)

#610013

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #581015;
/* rgb */ color: rgb(88, 16, 21);
/* oklch */ color: oklch(30.5% 0.103 22.5);

Tailwind

colors: {
  custom: {
    50: '#8d5552',
    500: '#581015',
    950: '#000000',
  },
}

SCSS

$custom: #581015;
$custom-light: #8d5552;
$custom-dark: #000000;

JSON

{
  "hex": "#581015",
  "rgb": {
    "r": 88,
    "g": 16,
    "b": 21
  },
  "hsl": {
    "h": 355.833,
    "s": 69.231,
    "l": 20.392
  },
  "oklch": {
    "l": 0.30505,
    "c": 0.10331,
    "h": 22.5
  },
  "luminance": 0.02499
}

Semantic roles & 50–950 ramp

primary

#581015

secondary

#32918B

accent

#ECE03C

background

#F9F5F4

surface

#F2E9E7

border

#CCC5C3

text

#0D0302

muted

#7E7878

Preview Lab

Preview with #581015

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

Preview Lab → · Contrast checker → · Palette generator →