#583C13#583C13

#583C13 is a dark, moderate orange. Relative luminance 0.054; OKLCH L 38.0% C 0.068 H 73.1°. Best body text is #FFFFFF at 10.14:1 contrast (WCAG AA passes).

Color values

HEX	#583C13
RGB	rgb(88, 60, 19)
HSL	hsl(36, 64%, 21%)
HSV	hsv(36, 78%, 35%)
CMYK	cmyk(0%, 31.8%, 78.4%, 65.5%)
CIE-LAB	lab(27.72, 7.93, 29.13)
CIE-LCH	lch(27.72, 30.19, 74.78°)
OKLab	oklab(37.98% 0.0197 0.065)
OKLCH	oklch(37.98% 0.068 73.1)
XYZ	xyz(5.7583, 5.3539, 1.3461)
Luminance	0.0535 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#583C13 #132F58

analogous

#581913 #583C13 #515813

triadic

#583C13 #13583C #3C1358

tetradic

#583C13 #135819 #132F58 #581351

square

#583C13 #135819 #132F58 #581351

split-complementary

#583C13 #135158 #191358

monochromatic

#191105 #261A08 #583C13 #8A5E1E #BD8129

Accessibility & contrast

On white

10.14

#583C13 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.07

#583C13 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #583C13

10.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##583C13	#FFFFFF	#000000	##FFFFFF
##583C13	1.00	10.14	2.07	10.14
#FFFFFF	10.14	1.00	21.00	1.00
#000000	2.07	21.00	1.00	21.00
##FFFFFF	10.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#463D0E

Deuteranopia (green-blind)

#4D4414

Tritanopia (blue-blind)

#603533

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #583c13;
/* rgb */ color: rgb(88, 60, 19);
/* oklch */ color: oklch(38.0% 0.068 73.1);

Tailwind

colors: {
  custom: {
    50: '#8b7153',
    500: '#583c13',
    950: '#000000',
  },
}

SCSS

$custom: #583c13;
$custom-light: #8b7153;
$custom-dark: #000000;

JSON

{
  "hex": "#583c13",
  "rgb": {
    "r": 88,
    "g": 60,
    "b": 19
  },
  "hsl": {
    "h": 35.652,
    "s": 64.486,
    "l": 20.98
  },
  "oklch": {
    "l": 0.37981,
    "c": 0.06789,
    "h": 73.1
  },
  "luminance": 0.05353
}

Semantic roles & 50–950 ramp

primary

#583C13

secondary

#375B90

accent

#84E740

background

#F8F6F4

surface

#F0ECE7

border

#CBC7C3

text

#0C0702

muted

#7D7A78

Preview Lab

Preview with #583C13

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

Preview Lab → · Contrast checker → · Palette generator →