#583A18#583A18

#583A18 is a dark, moderate orange. Relative luminance 0.052; OKLCH L 37.6% C 0.064 H 66.9°. Best body text is #FFFFFF at 10.33:1 contrast (WCAG AA passes).

Color values

HEX	#583A18
RGB	rgb(88, 58, 24)
HSL	hsl(32, 57%, 22%)
HSV	hsv(32, 73%, 35%)
CMYK	cmyk(0%, 34.1%, 72.7%, 65.5%)
CIE-LAB	lab(27.21, 9.51, 25.91)
CIE-LCH	lch(27.21, 27.60, 69.84°)
OKLab	oklab(37.6% 0.0252 0.0591)
OKLCH	oklch(37.6% 0.064 66.9)
XYZ	xyz(5.7028, 5.1673, 1.5610)
Luminance	0.0517 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#583A18 #183658

analogous

#581A18 #583A18 #565818

triadic

#583A18 #18583A #3A1858

tetradic

#583A18 #18581A #183658 #581856

square

#583A18 #18581A #183658 #581856

split-complementary

#583A18 #185658 #1A1858

monochromatic

#181007 #281A0B #583A18 #885A25 #B87932

Accessibility & contrast

On white

10.33

#583A18 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.03

#583A18 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #583A18

10.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##583A18	#FFFFFF	#000000	##FFFFFF
##583A18	1.00	10.33	2.03	10.33
#FFFFFF	10.33	1.00	21.00	1.00
#000000	2.03	21.00	1.00	21.00
##FFFFFF	10.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#443C14

Deuteranopia (green-blind)

#4B4319

Tritanopia (blue-blind)

#603332

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #583a18;
/* rgb */ color: rgb(88, 58, 24);
/* oklch */ color: oklch(37.6% 0.064 66.9);

Tailwind

colors: {
  custom: {
    50: '#8a7056',
    500: '#583a18',
    950: '#000000',
  },
}

SCSS

$custom: #583a18;
$custom-light: #8a7056;
$custom-dark: #000000;

JSON

{
  "hex": "#583a18",
  "rgb": {
    "r": 88,
    "g": 58,
    "b": 24
  },
  "hsl": {
    "h": 31.875,
    "s": 57.143,
    "l": 21.961
  },
  "oklch": {
    "l": 0.37597,
    "c": 0.06428,
    "h": 66.9
  },
  "luminance": 0.05167
}

Semantic roles & 50–950 ramp

primary

#583A18

secondary

#3D638F

accent

#8FE047

background

#F8F6F5

surface

#F0ECE9

border

#CBC7C5

text

#0C0703

muted

#7D7A78

Preview Lab

Preview with #583A18

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

Preview Lab → · Contrast checker → · Palette generator →