#583C10#583C10

#583C10 is a dark, moderate orange. Relative luminance 0.053; OKLCH L 38.0% C 0.070 H 74.4°. Best body text is #FFFFFF at 10.15:1 contrast (WCAG AA passes).

Color values

HEX	#583C10
RGB	rgb(88, 60, 16)
HSL	hsl(37, 69%, 20%)
HSV	hsv(37, 82%, 35%)
CMYK	cmyk(0%, 31.8%, 81.8%, 65.5%)
CIE-LAB	lab(27.69, 7.77, 30.58)
CIE-LCH	lch(27.69, 31.56, 75.75°)
OKLab	oklab(37.95% 0.0188 0.0673)
OKLCH	oklch(37.95% 0.07 74.4)
XYZ	xyz(5.7343, 5.3443, 1.2197)
Luminance	0.0534 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#583C10 #102C58

analogous

#581810 #583C10 #505810

triadic

#583C10 #10583C #3C1058

tetradic

#583C10 #105818 #102C58 #581050

square

#583C10 #105818 #102C58 #581050

split-complementary

#583C10 #105058 #181058

monochromatic

#1A1205 #241907 #583C10 #8C5F19 #C08323

Accessibility & contrast

On white

10.15

#583C10 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.07

#583C10 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #583C10

10.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##583C10	#FFFFFF	#000000	##FFFFFF
##583C10	1.00	10.15	2.07	10.15
#FFFFFF	10.15	1.00	21.00	1.00
#000000	2.07	21.00	1.00	21.00
##FFFFFF	10.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#463D0A

Deuteranopia (green-blind)

#4D4411

Tritanopia (blue-blind)

#603533

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #583c10;
/* rgb */ color: rgb(88, 60, 16);
/* oklch */ color: oklch(38.0% 0.070 74.4);

Tailwind

colors: {
  custom: {
    50: '#8b7151',
    500: '#583c10',
    950: '#000000',
  },
}

SCSS

$custom: #583c10;
$custom-light: #8b7151;
$custom-dark: #000000;

JSON

{
  "hex": "#583c10",
  "rgb": {
    "r": 88,
    "g": 60,
    "b": 16
  },
  "hsl": {
    "h": 36.667,
    "s": 69.231,
    "l": 20.392
  },
  "oklch": {
    "l": 0.37952,
    "c": 0.06991,
    "h": 74.4
  },
  "luminance": 0.05344
}

Semantic roles & 50–950 ramp

primary

#583C10

secondary

#325791

accent

#80EC3C

background

#F8F6F4

surface

#F0ECE7

border

#CBC7C3

text

#0C0702

muted

#7D7A78

Preview Lab

Preview with #583C10

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

Preview Lab → · Contrast checker → · Palette generator →