#583D11#583D11

#583D11 is a dark, moderate orange. Relative luminance 0.055; OKLCH L 38.2% C 0.069 H 75.6°. Best body text is #FFFFFF at 10.04:1 contrast (WCAG AA passes).

Color values

HEX	#583D11
RGB	rgb(88, 61, 17)
HSL	hsl(37, 68%, 21%)
HSV	hsv(37, 81%, 35%)
CMYK	cmyk(0%, 30.7%, 80.7%, 65.5%)
CIE-LAB	lab(27.99, 7.18, 30.39)
CIE-LCH	lch(27.99, 31.23, 76.70°)
OKLab	oklab(38.19% 0.0173 0.0672)
OKLCH	oklch(38.19% 0.069 75.6)
XYZ	xyz(5.7948, 5.4531, 1.2776)
Luminance	0.0545 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#583D11 #112C58

analogous

#581911 #583D11 #4F5811

triadic

#583D11 #11583D #3D1158

tetradic

#583D11 #115819 #112C58 #58114F

square

#583D11 #115819 #112C58 #58114F

split-complementary

#583D11 #114F58 #191158

monochromatic

#1A1205 #251907 #583D11 #8B611B #BF8425

Accessibility & contrast

On white

10.04

#583D11 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.09

#583D11 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #583D11

10.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##583D11	#FFFFFF	#000000	##FFFFFF
##583D11	1.00	10.04	2.09	10.04
#FFFFFF	10.04	1.00	21.00	1.00
#000000	2.09	21.00	1.00	21.00
##FFFFFF	10.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#473E0B

Deuteranopia (green-blind)

#4D4513

Tritanopia (blue-blind)

#603634

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #583d11;
/* rgb */ color: rgb(88, 61, 17);
/* oklch */ color: oklch(38.2% 0.069 75.6);

Tailwind

colors: {
  custom: {
    50: '#8b7252',
    500: '#583d11',
    950: '#000000',
  },
}

SCSS

$custom: #583d11;
$custom-light: #8b7252;
$custom-dark: #000000;

JSON

{
  "hex": "#583d11",
  "rgb": {
    "r": 88,
    "g": 61,
    "b": 17
  },
  "hsl": {
    "h": 37.183,
    "s": 67.619,
    "l": 20.588
  },
  "oklch": {
    "l": 0.38185,
    "c": 0.06936,
    "h": 75.6
  },
  "luminance": 0.05453
}

Semantic roles & 50–950 ramp

primary

#583D11

secondary

#345791

accent

#7FEA3D

background

#F8F6F4

surface

#F0ECE7

border

#CBC7C3

text

#0C0702

muted

#7D7A78

Preview Lab

Preview with #583D11

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

Preview Lab → · Contrast checker → · Palette generator →