#581315#581315

#581315 is a dark, moderate red. Relative luminance 0.026; OKLCH L 30.8% C 0.100 H 23.9°. Best body text is #FFFFFF at 13.82:1 contrast (WCAG AA passes).

Color values

HEX	#581315
RGB	rgb(88, 19, 21)
HSL	hsl(358, 64%, 21%)
HSV	hsv(358, 78%, 35%)
CMYK	cmyk(0%, 78.4%, 76.1%, 65.5%)
CIE-LAB	lab(18.34, 31.40, 17.63)
CIE-LCH	lch(18.34, 36.01, 29.31°)
OKLab	oklab(30.82% 0.0917 0.0406)
OKLCH	oklch(30.82% 0.1 23.9)
XYZ	xyz(4.3932, 2.5953, 0.9789)
Luminance	0.0260 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#581315 #135856

analogous

#581337 #581315 #583313

triadic

#581315 #155813 #131558

tetradic

#581315 #375813 #135856 #331358

square

#581315 #375813 #135856 #331358

split-complementary

#581315 #135833 #133758

monochromatic

#190506 #260809 #581315 #8A1E21 #BD292D

Accessibility & contrast

On white

13.82

#581315 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.52

#581315 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #581315

13.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##581315	#FFFFFF	#000000	##FFFFFF
##581315	1.00	13.82	1.52	13.82
#FFFFFF	13.82	1.00	21.00	1.00
#000000	1.52	21.00	1.00	21.00
##FFFFFF	13.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#272314

Deuteranopia (green-blind)

#383213

Tritanopia (blue-blind)

#610014

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #581315;
/* rgb */ color: rgb(88, 19, 21);
/* oklch */ color: oklch(30.8% 0.100 23.9);

Tailwind

colors: {
  custom: {
    50: '#8d5752',
    500: '#581315',
    950: '#000000',
  },
}

SCSS

$custom: #581315;
$custom-light: #8d5752;
$custom-dark: #000000;

JSON

{
  "hex": "#581315",
  "rgb": {
    "r": 88,
    "g": 19,
    "b": 21
  },
  "hsl": {
    "h": 358.261,
    "s": 64.486,
    "l": 20.98
  },
  "oklch": {
    "l": 0.30821,
    "c": 0.1003,
    "h": 23.9
  },
  "luminance": 0.02595
}

Semantic roles & 50–950 ramp

primary

#581315

secondary

#37908E

accent

#E7E340

background

#F9F5F4

surface

#F1E9E7

border

#CBC5C3

text

#0D0302

muted

#7E7878

Preview Lab

Preview with #581315

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

Preview Lab → · Contrast checker → · Palette generator →