#580F18#580F18

#580F18 is a dark, moderate red. Relative luminance 0.025; OKLCH L 30.5% C 0.104 H 19.7°. Best body text is #FFFFFF at 14.03:1 contrast (WCAG AA passes).

Color values

HEX	#580F18
RGB	rgb(88, 15, 24)
HSL	hsl(353, 71%, 20%)
HSV	hsv(353, 83%, 35%)
CMYK	cmyk(0%, 83%, 72.7%, 65.5%)
CIE-LAB	lab(17.84, 33.13, 14.93)
CIE-LCH	lch(17.84, 36.34, 24.27°)
OKLab	oklab(30.46% 0.0979 0.0351)
OKLCH	oklch(30.46% 0.104 19.7)
XYZ	xyz(4.3607, 2.4830, 1.1136)
Luminance	0.0248 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#580F18 #0F584F

analogous

#580F3C #580F18 #582B0F

triadic

#580F18 #18580F #0F1858

tetradic

#580F18 #3C580F #0F584F #2B0F58

square

#580F18 #3C580F #0F584F #2B0F58

split-complementary

#580F18 #0F582B #0F3C58

monochromatic

#1A0407 #24060A #580F18 #8C1826 #C12135

Accessibility & contrast

On white

14.03

#580F18 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.50

#580F18 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #580F18

14.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##580F18	#FFFFFF	#000000	##FFFFFF
##580F18	1.00	14.03	1.50	14.03
#FFFFFF	14.03	1.00	21.00	1.00
#000000	1.50	21.00	1.00	21.00
##FFFFFF	14.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#242218

Deuteranopia (green-blind)

#373116

Tritanopia (blue-blind)

#610013

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #580f18;
/* rgb */ color: rgb(88, 15, 24);
/* oklch */ color: oklch(30.5% 0.104 19.7);

Tailwind

colors: {
  custom: {
    50: '#8d5554',
    500: '#580f18',
    950: '#000000',
  },
}

SCSS

$custom: #580f18;
$custom-light: #8d5554;
$custom-dark: #000000;

JSON

{
  "hex": "#580f18",
  "rgb": {
    "r": 88,
    "g": 15,
    "b": 24
  },
  "hsl": {
    "h": 352.603,
    "s": 70.874,
    "l": 20.196
  },
  "oklch": {
    "l": 0.30464,
    "c": 0.10405,
    "h": 19.7
  },
  "luminance": 0.02482
}

Semantic roles & 50–950 ramp

primary

#580F18

secondary

#319286

accent

#EED83A

background

#F9F5F4

surface

#F1E9E7

border

#CBC5C3

text

#0D0302

muted

#7E7878

Preview Lab

Preview with #580F18

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

Preview Lab → · Contrast checker → · Palette generator →