#583C0D#583C0D

#583C0D is a dark, moderate orange. Relative luminance 0.053; OKLCH L 37.9% C 0.072 H 75.5°. Best body text is #FFFFFF at 10.16:1 contrast (WCAG AA passes).

Color values

HEX	#583C0D
RGB	rgb(88, 60, 13)
HSL	hsl(38, 74%, 20%)
HSV	hsv(38, 85%, 35%)
CMYK	cmyk(0%, 31.8%, 85.2%, 65.5%)
CIE-LAB	lab(27.67, 7.63, 31.93)
CIE-LCH	lch(27.67, 32.83, 76.57°)
OKLab	oklab(37.93% 0.018 0.0694)
OKLCH	oklch(37.93% 0.072 75.5)
XYZ	xyz(5.7134, 5.3360, 1.1097)
Luminance	0.0534 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#583C0D #0D2958

analogous

#58170D #583C0D #4F580D

triadic

#583C0D #0D583C #3C0D58

tetradic

#583C0D #0D5817 #0D2958 #580D4F

square

#583C0D #0D5817 #0D2958 #580D4F

split-complementary

#583C0D #0D4F58 #170D58

monochromatic

#1B1204 #231805 #583C0D #8D6015 #C3851D

Accessibility & contrast

On white

10.16

#583C0D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.07

#583C0D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #583C0D

10.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##583C0D	#FFFFFF	#000000	##FFFFFF
##583C0D	1.00	10.16	2.07	10.16
#FFFFFF	10.16	1.00	21.00	1.00
#000000	2.07	21.00	1.00	21.00
##FFFFFF	10.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#463D06

Deuteranopia (green-blind)

#4D440F

Tritanopia (blue-blind)

#613533

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #583c0d;
/* rgb */ color: rgb(88, 60, 13);
/* oklch */ color: oklch(37.9% 0.072 75.5);

Tailwind

colors: {
  custom: {
    50: '#8b7150',
    500: '#583c0d',
    950: '#000000',
  },
}

SCSS

$custom: #583c0d;
$custom-light: #8b7150;
$custom-dark: #000000;

JSON

{
  "hex": "#583c0d",
  "rgb": {
    "r": 88,
    "g": 60,
    "b": 13
  },
  "hsl": {
    "h": 37.6,
    "s": 74.257,
    "l": 19.804
  },
  "oklch": {
    "l": 0.37927,
    "c": 0.07173,
    "h": 75.5
  },
  "luminance": 0.05335
}

Semantic roles & 50–950 ramp

primary

#583C0D

secondary

#2E5493

accent

#7CF137

background

#F8F6F4

surface

#F0ECE7

border

#CBC7C3

text

#0C0702

muted

#7D7A78

Preview Lab

Preview with #583C0D

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

Preview Lab → · Contrast checker → · Palette generator →