#582B18#582B18

#582B18 is a dark, moderate orange. Relative luminance 0.039; OKLCH L 34.5% C 0.073 H 42.8°. Best body text is #FFFFFF at 11.84:1 contrast (WCAG AA passes).

Color values

HEX	#582B18
RGB	rgb(88, 43, 24)
HSL	hsl(18, 57%, 22%)
HSV	hsv(18, 73%, 35%)
CMYK	cmyk(0%, 51.1%, 72.7%, 65.5%)
CIE-LAB	lab(23.23, 18.91, 21.42)
CIE-LCH	lch(23.23, 28.57, 48.56°)
OKLab	oklab(34.53% 0.0535 0.0494)
OKLCH	oklch(34.53% 0.073 42.8)
XYZ	xyz(5.0537, 3.8690, 1.3446)
Luminance	0.0387 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#582B18 #184558

analogous

#581825 #582B18 #584B18

triadic

#582B18 #18582B #2B1858

tetradic

#582B18 #255818 #184558 #4B1858

square

#582B18 #255818 #184558 #4B1858

split-complementary

#582B18 #18584B #182558

monochromatic

#180C07 #28140B #582B18 #884225 #B85A32

Accessibility & contrast

On white

11.84

#582B18 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.77

#582B18 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #582B18

11.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##582B18	#FFFFFF	#000000	##FFFFFF
##582B18	1.00	11.84	1.77	11.84
#FFFFFF	11.84	1.00	21.00	1.00
#000000	1.77	21.00	1.00	21.00
##FFFFFF	11.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#373116

Deuteranopia (green-blind)

#423B17

Tritanopia (blue-blind)

#612227

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #582b18;
/* rgb */ color: rgb(88, 43, 24);
/* oklch */ color: oklch(34.5% 0.073 42.8);

Tailwind

colors: {
  custom: {
    50: '#8b6555',
    500: '#582b18',
    950: '#000000',
  },
}

SCSS

$custom: #582b18;
$custom-light: #8b6555;
$custom-dark: #000000;

JSON

{
  "hex": "#582b18",
  "rgb": {
    "r": 88,
    "g": 43,
    "b": 24
  },
  "hsl": {
    "h": 17.813,
    "s": 57.143,
    "l": 21.961
  },
  "oklch": {
    "l": 0.34531,
    "c": 0.07282,
    "h": 42.8
  },
  "luminance": 0.03868
}

Semantic roles & 50–950 ramp

primary

#582B18

secondary

#3D768F

accent

#B3E047

background

#F8F6F5

surface

#F0EBE8

border

#CBC6C4

text

#0D0503

muted

#7D7A78

Preview Lab

Preview with #582B18

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

Preview Lab → · Contrast checker → · Palette generator →