#583B10#583B10

#583B10 is a dark, moderate orange. Relative luminance 0.052; OKLCH L 37.7% C 0.070 H 72.8°. Best body text is #FFFFFF at 10.25:1 contrast (WCAG AA passes).

Color values

HEX	#583B10
RGB	rgb(88, 59, 16)
HSL	hsl(36, 69%, 20%)
HSV	hsv(36, 82%, 35%)
CMYK	cmyk(0%, 33%, 81.8%, 65.5%)
CIE-LAB	lab(27.41, 8.40, 30.31)
CIE-LCH	lch(27.41, 31.45, 74.51°)
OKLab	oklab(37.73% 0.0207 0.0667)
OKLCH	oklch(37.73% 0.07 72.8)
XYZ	xyz(5.6824, 5.2405, 1.2024)
Luminance	0.0524 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#583B10 #102D58

analogous

#581710 #583B10 #515810

triadic

#583B10 #10583B #3B1058

tetradic

#583B10 #105817 #102D58 #581051

square

#583B10 #105817 #102D58 #581051

split-complementary

#583B10 #105158 #171058

monochromatic

#1A1105 #241807 #583B10 #8C5E19 #C08023

Accessibility & contrast

On white

10.25

#583B10 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.05

#583B10 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #583B10

10.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##583B10	#FFFFFF	#000000	##FFFFFF
##583B10	1.00	10.25	2.05	10.25
#FFFFFF	10.25	1.00	21.00	1.00
#000000	2.05	21.00	1.00	21.00
##FFFFFF	10.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#453D0A

Deuteranopia (green-blind)

#4C4411

Tritanopia (blue-blind)

#603432

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #583b10;
/* rgb */ color: rgb(88, 59, 16);
/* oklch */ color: oklch(37.7% 0.070 72.8);

Tailwind

colors: {
  custom: {
    50: '#8b7051',
    500: '#583b10',
    950: '#000000',
  },
}

SCSS

$custom: #583b10;
$custom-light: #8b7051;
$custom-dark: #000000;

JSON

{
  "hex": "#583b10",
  "rgb": {
    "r": 88,
    "g": 59,
    "b": 16
  },
  "hsl": {
    "h": 35.833,
    "s": 69.231,
    "l": 20.392
  },
  "oklch": {
    "l": 0.3773,
    "c": 0.06987,
    "h": 72.8
  },
  "luminance": 0.0524
}

Semantic roles & 50–950 ramp

primary

#583B10

secondary

#325991

accent

#83EC3C

background

#F8F6F4

surface

#F0ECE7

border

#CBC7C3

text

#0C0702

muted

#7D7A78

Preview Lab

Preview with #583B10

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

Preview Lab → · Contrast checker → · Palette generator →