#583D0D#583D0D

#583D0D is a dark, moderate orange. Relative luminance 0.054; OKLCH L 38.2% C 0.072 H 77.0°. Best body text is #FFFFFF at 10.06:1 contrast (WCAG AA passes).

Color values

HEX	#583D0D
RGB	rgb(88, 61, 13)
HSL	hsl(38, 74%, 20%)
HSV	hsv(38, 85%, 35%)
CMYK	cmyk(0%, 30.7%, 85.2%, 65.5%)
CIE-LAB	lab(27.96, 6.99, 32.20)
CIE-LCH	lch(27.96, 32.95, 77.75°)
OKLab	oklab(38.15% 0.0162 0.07)
OKLCH	oklch(38.15% 0.072 77)
XYZ	xyz(5.7663, 5.4417, 1.1274)
Luminance	0.0544 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#583D0D #0D2858

analogous

#58180D #583D0D #4E580D

triadic

#583D0D #0D583D #3D0D58

tetradic

#583D0D #0D5818 #0D2858 #580D4E

square

#583D0D #0D5818 #0D2858 #580D4E

split-complementary

#583D0D #0D4E58 #180D58

monochromatic

#1B1204 #231805 #583D0D #8D6215 #C3871D

Accessibility & contrast

On white

10.06

#583D0D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.09

#583D0D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #583D0D

10.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##583D0D	#FFFFFF	#000000	##FFFFFF
##583D0D	1.00	10.06	2.09	10.06
#FFFFFF	10.06	1.00	21.00	1.00
#000000	2.09	21.00	1.00	21.00
##FFFFFF	10.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#473E05

Deuteranopia (green-blind)

#4D450F

Tritanopia (blue-blind)

#603634

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #583d0d;
/* rgb */ color: rgb(88, 61, 13);
/* oklch */ color: oklch(38.2% 0.072 77.0);

Tailwind

colors: {
  custom: {
    50: '#8b7250',
    500: '#583d0d',
    950: '#000000',
  },
}

SCSS

$custom: #583d0d;
$custom-light: #8b7250;
$custom-dark: #000000;

JSON

{
  "hex": "#583d0d",
  "rgb": {
    "r": 88,
    "g": 61,
    "b": 13
  },
  "hsl": {
    "h": 38.4,
    "s": 74.257,
    "l": 19.804
  },
  "oklch": {
    "l": 0.38151,
    "c": 0.07185,
    "h": 77
  },
  "luminance": 0.05441
}

Semantic roles & 50–950 ramp

primary

#583D0D

secondary

#2E5293

accent

#7AF137

background

#F8F6F4

surface

#F0ECE7

border

#CBC7C3

text

#0C0702

muted

#7D7A78

Preview Lab

Preview with #583D0D

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

Preview Lab → · Contrast checker → · Palette generator →