#583C11#583C11

#583C11 is a dark, moderate orange. Relative luminance 0.053; OKLCH L 38.0% C 0.069 H 74.0°. Best body text is #FFFFFF at 10.15:1 contrast (WCAG AA passes).

Color values

HEX	#583C11
RGB	rgb(88, 60, 17)
HSL	hsl(36, 68%, 21%)
HSV	hsv(36, 81%, 35%)
CMYK	cmyk(0%, 31.8%, 80.7%, 65.5%)
CIE-LAB	lab(27.70, 7.82, 30.11)
CIE-LCH	lch(27.70, 31.11, 75.45°)
OKLab	oklab(37.96% 0.0191 0.0666)
OKLCH	oklch(37.96% 0.069 74)
XYZ	xyz(5.7419, 5.3474, 1.2599)
Luminance	0.0535 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#583C11 #112D58

analogous

#581811 #583C11 #505811

triadic

#583C11 #11583C #3C1158

tetradic

#583C11 #115818 #112D58 #581150

square

#583C11 #115818 #112D58 #581150

split-complementary

#583C11 #115058 #181158

monochromatic

#1A1105 #251907 #583C11 #8B5F1B #BF8225

Accessibility & contrast

On white

10.15

#583C11 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.07

#583C11 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #583C11

10.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##583C11	#FFFFFF	#000000	##FFFFFF
##583C11	1.00	10.15	2.07	10.15
#FFFFFF	10.15	1.00	21.00	1.00
#000000	2.07	21.00	1.00	21.00
##FFFFFF	10.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#463D0B

Deuteranopia (green-blind)

#4D4412

Tritanopia (blue-blind)

#603533

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #583c11;
/* rgb */ color: rgb(88, 60, 17);
/* oklch */ color: oklch(38.0% 0.069 74.0);

Tailwind

colors: {
  custom: {
    50: '#8b7152',
    500: '#583c11',
    950: '#000000',
  },
}

SCSS

$custom: #583c11;
$custom-light: #8b7152;
$custom-dark: #000000;

JSON

{
  "hex": "#583c11",
  "rgb": {
    "r": 88,
    "g": 60,
    "b": 17
  },
  "hsl": {
    "h": 36.338,
    "s": 67.619,
    "l": 20.588
  },
  "oklch": {
    "l": 0.37961,
    "c": 0.06926,
    "h": 74
  },
  "luminance": 0.05347
}

Semantic roles & 50–950 ramp

primary

#583C11

secondary

#345991

accent

#82EA3D

background

#F8F6F4

surface

#F0ECE7

border

#CBC7C3

text

#0C0702

muted

#7D7A78

Preview Lab

Preview with #583C11

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

Preview Lab → · Contrast checker → · Palette generator →