#583B0D#583B0D

#583B0D is a dark, moderate orange. Relative luminance 0.052; OKLCH L 37.7% C 0.072 H 73.9°. Best body text is #FFFFFF at 10.26:1 contrast (WCAG AA passes).

Color values

HEX	#583B0D
RGB	rgb(88, 59, 13)
HSL	hsl(37, 74%, 20%)
HSV	hsv(37, 85%, 35%)
CMYK	cmyk(0%, 33%, 85.2%, 65.5%)
CIE-LAB	lab(27.39, 8.26, 31.67)
CIE-LCH	lch(27.39, 32.73, 75.38°)
OKLab	oklab(37.71% 0.0198 0.0689)
OKLCH	oklch(37.71% 0.072 73.9)
XYZ	xyz(5.6615, 5.2322, 1.0924)
Luminance	0.0523 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#583B0D #0D2A58

analogous

#58160D #583B0D #50580D

triadic

#583B0D #0D583B #3B0D58

tetradic

#583B0D #0D5816 #0D2A58 #580D50

square

#583B0D #0D5816 #0D2A58 #580D50

split-complementary

#583B0D #0D5058 #160D58

monochromatic

#1B1204 #231705 #583B0D #8D5F15 #C3831D

Accessibility & contrast

On white

10.26

#583B0D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.05

#583B0D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #583B0D

10.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##583B0D	#FFFFFF	#000000	##FFFFFF
##583B0D	1.00	10.26	2.05	10.26
#FFFFFF	10.26	1.00	21.00	1.00
#000000	2.05	21.00	1.00	21.00
##FFFFFF	10.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#453D06

Deuteranopia (green-blind)

#4C430F

Tritanopia (blue-blind)

#613332

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #583b0d;
/* rgb */ color: rgb(88, 59, 13);
/* oklch */ color: oklch(37.7% 0.072 73.9);

Tailwind

colors: {
  custom: {
    50: '#8b7050',
    500: '#583b0d',
    950: '#000000',
  },
}

SCSS

$custom: #583b0d;
$custom-light: #8b7050;
$custom-dark: #000000;

JSON

{
  "hex": "#583b0d",
  "rgb": {
    "r": 88,
    "g": 59,
    "b": 13
  },
  "hsl": {
    "h": 36.8,
    "s": 74.257,
    "l": 19.804
  },
  "oklch": {
    "l": 0.37705,
    "c": 0.07167,
    "h": 73.9
  },
  "luminance": 0.05232
}

Semantic roles & 50–950 ramp

primary

#583B0D

secondary

#2E5593

accent

#7FF137

background

#F8F6F4

surface

#F0ECE7

border

#CBC7C3

text

#0C0702

muted

#7D7A78

Preview Lab

Preview with #583B0D

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

Preview Lab → · Contrast checker → · Palette generator →