#583B15#583B15

#583B15 is a dark, moderate orange. Relative luminance 0.053; OKLCH L 37.8% C 0.066 H 70.4°. Best body text is #FFFFFF at 10.24:1 contrast (WCAG AA passes).

Color values

HEX	#583B15
RGB	rgb(88, 59, 21)
HSL	hsl(34, 61%, 21%)
HSV	hsv(34, 76%, 35%)
CMYK	cmyk(0%, 33%, 76.1%, 65.5%)
CIE-LAB	lab(27.46, 8.68, 27.82)
CIE-LCH	lch(27.46, 29.14, 72.67°)
OKLab	oklab(37.78% 0.0223 0.0626)
OKLCH	oklch(37.78% 0.066 70.4)
XYZ	xyz(5.7242, 5.2573, 1.4226)
Luminance	0.0526 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#583B15 #153258

analogous

#581A15 #583B15 #545815

triadic

#583B15 #15583B #3B1558

tetradic

#583B15 #15581A #153258 #581554

square

#583B15 #15581A #153258 #581554

split-complementary

#583B15 #155458 #1A1558

monochromatic

#191106 #271A09 #583B15 #895C21 #BB7D2D

Accessibility & contrast

On white

10.24

#583B15 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.05

#583B15 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #583B15

10.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##583B15	#FFFFFF	#000000	##FFFFFF
##583B15	1.00	10.24	2.05	10.24
#FFFFFF	10.24	1.00	21.00	1.00
#000000	2.05	21.00	1.00	21.00
##FFFFFF	10.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#453D11

Deuteranopia (green-blind)

#4C4416

Tritanopia (blue-blind)

#603433

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #583b15;
/* rgb */ color: rgb(88, 59, 21);
/* oklch */ color: oklch(37.8% 0.066 70.4);

Tailwind

colors: {
  custom: {
    50: '#8a7054',
    500: '#583b15',
    950: '#000000',
  },
}

SCSS

$custom: #583b15;
$custom-light: #8a7054;
$custom-dark: #000000;

JSON

{
  "hex": "#583b15",
  "rgb": {
    "r": 88,
    "g": 59,
    "b": 21
  },
  "hsl": {
    "h": 34.03,
    "s": 61.468,
    "l": 21.373
  },
  "oklch": {
    "l": 0.37781,
    "c": 0.06645,
    "h": 70.4
  },
  "luminance": 0.05257
}

Semantic roles & 50–950 ramp

primary

#583B15

secondary

#395F90

accent

#89E543

background

#F8F6F4

surface

#F0ECE8

border

#CBC7C4

text

#0C0703

muted

#7D7A78

Preview Lab

Preview with #583B15

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

Preview Lab → · Contrast checker → · Palette generator →