#583D1B#583D1B

#583D1B is a dark, moderate orange. Relative luminance 0.055; OKLCH L 38.3% C 0.062 H 70.4°. Best body text is #FFFFFF at 10.01:1 contrast (WCAG AA passes).

Color values

HEX	#583D1B
RGB	rgb(88, 61, 27)
HSL	hsl(33, 53%, 23%)
HSV	hsv(33, 69%, 35%)
CMYK	cmyk(0%, 30.7%, 69.3%, 65.5%)
CIE-LAB	lab(28.09, 7.82, 25.20)
CIE-LCH	lch(28.09, 26.39, 72.75°)
OKLab	oklab(38.3% 0.0207 0.0581)
OKLCH	oklch(38.3% 0.062 70.4)
XYZ	xyz(5.8914, 5.4918, 1.7864)
Luminance	0.0549 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#583D1B #1B3658

analogous

#581F1B #583D1B #54581B

triadic

#583D1B #1B583D #3D1B58

tetradic

#583D1B #1B581F #1B3658 #581B54

square

#583D1B #1B581F #1B3658 #581B54

split-complementary

#583D1B #1B5458 #1F1B58

monochromatic

#171007 #291D0D #583D1B #875D29 #B67E38

Accessibility & contrast

On white

10.01

#583D1B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.10

#583D1B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #583D1B

10.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##583D1B	#FFFFFF	#000000	##FFFFFF
##583D1B	1.00	10.01	2.10	10.01
#FFFFFF	10.01	1.00	21.00	1.00
#000000	2.10	21.00	1.00	21.00
##FFFFFF	10.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#463F18

Deuteranopia (green-blind)

#4D451C

Tritanopia (blue-blind)

#603635

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #583d1b;
/* rgb */ color: rgb(88, 61, 27);
/* oklch */ color: oklch(38.3% 0.062 70.4);

Tailwind

colors: {
  custom: {
    50: '#8a7259',
    500: '#583d1b',
    950: '#000000',
  },
}

SCSS

$custom: #583d1b;
$custom-light: #8a7259;
$custom-dark: #000000;

JSON

{
  "hex": "#583d1b",
  "rgb": {
    "r": 88,
    "g": 61,
    "b": 27
  },
  "hsl": {
    "h": 33.443,
    "s": 53.043,
    "l": 22.549
  },
  "oklch": {
    "l": 0.38299,
    "c": 0.06172,
    "h": 70.4
  },
  "luminance": 0.05491
}

Semantic roles & 50–950 ramp

primary

#583D1B

secondary

#41638E

accent

#8CDC4B

background

#F8F6F5

surface

#F0ECE9

border

#CBC7C5

text

#0C0803

muted

#7D7B78

Preview Lab

Preview with #583D1B

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

Preview Lab → · Contrast checker → · Palette generator →