#583E18#583E18

#583E18 is a dark, moderate orange. Relative luminance 0.056; OKLCH L 38.5% C 0.064 H 74.0°. Best body text is #FFFFFF at 9.92:1 contrast (WCAG AA passes).

Color values

HEX	#583E18
RGB	rgb(88, 62, 24)
HSL	hsl(36, 57%, 22%)
HSV	hsv(36, 73%, 35%)
CMYK	cmyk(0%, 29.5%, 72.7%, 65.5%)
CIE-LAB	lab(28.34, 6.97, 27.15)
CIE-LCH	lch(28.34, 28.04, 75.60°)
OKLab	oklab(38.48% 0.0177 0.0618)
OKLCH	oklch(38.48% 0.064 74)
XYZ	xyz(5.9124, 5.5864, 1.6309)
Luminance	0.0559 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#583E18 #183258

analogous

#581E18 #583E18 #525818

triadic

#583E18 #18583E #3E1858

tetradic

#583E18 #18581E #183258 #581852

square

#583E18 #18581E #183258 #581852

split-complementary

#583E18 #185258 #1E1858

monochromatic

#181107 #281C0B #583E18 #886025 #B88232

Accessibility & contrast

On white

9.92

#583E18 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.12

#583E18 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #583E18

9.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##583E18	#FFFFFF	#000000	##FFFFFF
##583E18	1.00	9.92	2.12	9.92
#FFFFFF	9.92	1.00	21.00	1.00
#000000	2.12	21.00	1.00	21.00
##FFFFFF	9.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#473F14

Deuteranopia (green-blind)

#4E4519

Tritanopia (blue-blind)

#603736

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #583e18;
/* rgb */ color: rgb(88, 62, 24);
/* oklch */ color: oklch(38.5% 0.064 74.0);

Tailwind

colors: {
  custom: {
    50: '#8a7357',
    500: '#583e18',
    950: '#000000',
  },
}

SCSS

$custom: #583e18;
$custom-light: #8a7357;
$custom-dark: #000000;

JSON

{
  "hex": "#583e18",
  "rgb": {
    "r": 88,
    "g": 62,
    "b": 24
  },
  "hsl": {
    "h": 35.625,
    "s": 57.143,
    "l": 21.961
  },
  "oklch": {
    "l": 0.38484,
    "c": 0.06429,
    "h": 74
  },
  "luminance": 0.05586
}

Semantic roles & 50–950 ramp

primary

#583E18

secondary

#3D5E8F

accent

#86E047

background

#F8F6F5

surface

#F0ECE9

border

#CBC7C5

text

#0C0803

muted

#7D7B78

Preview Lab

Preview with #583E18

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

Preview Lab → · Contrast checker → · Palette generator →