#581C20#581C20

#581C20 is a dark, moderate red. Relative luminance 0.030; OKLCH L 32.2% C 0.089 H 19.7°. Best body text is #FFFFFF at 13.11:1 contrast (WCAG AA passes).

Color values

HEX	#581C20
RGB	rgb(88, 28, 32)
HSL	hsl(356, 52%, 23%)
HSV	hsv(356, 68%, 35%)
CMYK	cmyk(0%, 68.2%, 63.6%, 65.5%)
CIE-LAB	lab(20.08, 28.00, 12.23)
CIE-LCH	lch(20.08, 30.55, 23.60°)
OKLab	oklab(32.19% 0.0834 0.0299)
OKLCH	oklch(32.19% 0.089 19.7)
XYZ	xyz(4.7009, 3.0101, 1.6997)
Luminance	0.0301 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#581C20 #1C5854

analogous

#581C3E #581C20 #58361C

triadic

#581C20 #20581C #1C2058

tetradic

#581C20 #3E581C #1C5854 #361C58

square

#581C20 #3E581C #1C5854 #361C58

split-complementary

#581C20 #1C5836 #1C3E58

monochromatic

#170708 #2A0D0F #581C20 #862B31 #B53A42

Accessibility & contrast

On white

13.11

#581C20 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.60

#581C20 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #581C20

13.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##581C20	#FFFFFF	#000000	##FFFFFF
##581C20	1.00	13.11	1.60	13.11
#FFFFFF	13.11	1.00	21.00	1.00
#000000	1.60	21.00	1.00	21.00
##FFFFFF	13.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2B2920

Deuteranopia (green-blind)

#3A351E

Tritanopia (blue-blind)

#61101E

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #581c20;
/* rgb */ color: rgb(88, 28, 32);
/* oklch */ color: oklch(32.2% 0.089 19.7);

Tailwind

colors: {
  custom: {
    50: '#8c5c5b',
    500: '#581c20',
    950: '#000000',
  },
}

SCSS

$custom: #581c20;
$custom-light: #8c5c5b;
$custom-dark: #000000;

JSON

{
  "hex": "#581c20",
  "rgb": {
    "r": 88,
    "g": 28,
    "b": 32
  },
  "hsl": {
    "h": 356,
    "s": 51.724,
    "l": 22.745
  },
  "oklch": {
    "l": 0.3219,
    "c": 0.08857,
    "h": 19.7
  },
  "luminance": 0.03009
}

Semantic roles & 50–950 ramp

primary

#581C20

secondary

#428E89

accent

#DBD24D

background

#F8F5F5

surface

#F0E9E9

border

#CBC5C5

text

#0D0404

muted

#7D7979

Preview Lab

Preview with #581C20

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

Preview Lab → · Contrast checker → · Palette generator →