#583D18#583D18

#583D18 is a dark, moderate orange. Relative luminance 0.055; OKLCH L 38.3% C 0.064 H 72.2°. Best body text is #FFFFFF at 10.02:1 contrast (WCAG AA passes).

Color values

HEX	#583D18
RGB	rgb(88, 61, 24)
HSL	hsl(35, 57%, 22%)
HSV	hsv(35, 73%, 35%)
CMYK	cmyk(0%, 30.7%, 72.7%, 65.5%)
CIE-LAB	lab(28.06, 7.61, 26.84)
CIE-LCH	lch(28.06, 27.90, 74.18°)
OKLab	oklab(38.26% 0.0196 0.0611)
OKLCH	oklch(38.26% 0.064 72.2)
XYZ	xyz(5.8585, 5.4786, 1.6129)
Luminance	0.0548 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#583D18 #183358

analogous

#581D18 #583D18 #535818

triadic

#583D18 #18583D #3D1858

tetradic

#583D18 #18581D #183358 #581853

square

#583D18 #18581D #183358 #581853

split-complementary

#583D18 #185358 #1D1858

monochromatic

#181107 #281C0B #583D18 #885E25 #B88032

Accessibility & contrast

On white

10.02

#583D18 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.10

#583D18 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #583D18

10.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##583D18	#FFFFFF	#000000	##FFFFFF
##583D18	1.00	10.02	2.10	10.02
#FFFFFF	10.02	1.00	21.00	1.00
#000000	2.10	21.00	1.00	21.00
##FFFFFF	10.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#463E14

Deuteranopia (green-blind)

#4D4519

Tritanopia (blue-blind)

#603635

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #583d18;
/* rgb */ color: rgb(88, 61, 24);
/* oklch */ color: oklch(38.3% 0.064 72.2);

Tailwind

colors: {
  custom: {
    50: '#8a7256',
    500: '#583d18',
    950: '#000000',
  },
}

SCSS

$custom: #583d18;
$custom-light: #8a7256;
$custom-dark: #000000;

JSON

{
  "hex": "#583d18",
  "rgb": {
    "r": 88,
    "g": 61,
    "b": 24
  },
  "hsl": {
    "h": 34.688,
    "s": 57.143,
    "l": 21.961
  },
  "oklch": {
    "l": 0.3826,
    "c": 0.0642,
    "h": 72.2
  },
  "luminance": 0.05478
}

Semantic roles & 50–950 ramp

primary

#583D18

secondary

#3D608F

accent

#88E047

background

#F8F6F5

surface

#F0ECE9

border

#CBC7C5

text

#0C0803

muted

#7D7B78

Preview Lab

Preview with #583D18

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

Preview Lab → · Contrast checker → · Palette generator →