#580F21#580F21

#580F21 is a dark, moderate red. Relative luminance 0.025; OKLCH L 30.7% C 0.104 H 12.1°. Best body text is #FFFFFF at 13.95:1 contrast (WCAG AA passes).

Color values

HEX	#580F21
RGB	rgb(88, 15, 33)
HSL	hsl(345, 71%, 20%)
HSV	hsv(345, 83%, 35%)
CMYK	cmyk(0%, 83%, 62.5%, 65.5%)
CIE-LAB	lab(18.04, 33.76, 8.79)
CIE-LCH	lch(18.04, 34.89, 14.59°)
OKLab	oklab(30.68% 0.102 0.0219)
OKLCH	oklch(30.68% 0.104 12.1)
XYZ	xyz(4.4703, 2.5268, 1.6909)
Luminance	0.0253 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#580F21 #0F5846

analogous

#580F46 #580F21 #58210F

triadic

#580F21 #21580F #0F2158

tetradic

#580F21 #46580F #0F5846 #210F58

square

#580F21 #46580F #0F5846 #210F58

split-complementary

#580F21 #0F5821 #0F4658

monochromatic

#1A040A #24060D #580F21 #8C1835 #C12148

Accessibility & contrast

On white

13.95

#580F21 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.51

#580F21 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #580F21

13.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##580F21	#FFFFFF	#000000	##FFFFFF
##580F21	1.00	13.95	1.51	13.95
#FFFFFF	13.95	1.00	21.00	1.00
#000000	1.51	21.00	1.00	21.00
##FFFFFF	13.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#232321

Deuteranopia (green-blind)

#36311F

Tritanopia (blue-blind)

#610017

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #580f21;
/* rgb */ color: rgb(88, 15, 33);
/* oklch */ color: oklch(30.7% 0.104 12.1);

Tailwind

colors: {
  custom: {
    50: '#8c555b',
    500: '#580f21',
    950: '#000000',
  },
}

SCSS

$custom: #580f21;
$custom-light: #8c555b;
$custom-dark: #000000;

JSON

{
  "hex": "#580f21",
  "rgb": {
    "r": 88,
    "g": 15,
    "b": 33
  },
  "hsl": {
    "h": 345.205,
    "s": 70.874,
    "l": 20.196
  },
  "oklch": {
    "l": 0.30675,
    "c": 0.1043,
    "h": 12.1
  },
  "luminance": 0.02526
}

Semantic roles & 50–950 ramp

primary

#580F21

secondary

#31927A

accent

#EEC13A

background

#F9F5F5

surface

#F1E9E9

border

#CBC5C5

text

#0D0304

muted

#7E7879

Preview Lab

Preview with #580F21

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

Preview Lab → · Contrast checker → · Palette generator →