#583A1B#583A1B

#583A1B is a dark, moderate orange. Relative luminance 0.052; OKLCH L 37.6% C 0.062 H 64.8°. Best body text is #FFFFFF at 10.31:1 contrast (WCAG AA passes).

Color values

HEX	#583A1B
RGB	rgb(88, 58, 27)
HSL	hsl(30, 53%, 23%)
HSV	hsv(30, 69%, 35%)
CMYK	cmyk(0%, 34.1%, 69.3%, 65.5%)
CIE-LAB	lab(27.24, 9.73, 24.23)
CIE-LCH	lch(27.24, 26.11, 68.13°)
OKLab	oklab(37.64% 0.0264 0.0561)
OKLCH	oklch(37.64% 0.062 64.8)
XYZ	xyz(5.7358, 5.1804, 1.7345)
Luminance	0.0518 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#583A1B #1B3958

analogous

#581C1B #583A1B #57581B

triadic

#583A1B #1B583A #3A1B58

tetradic

#583A1B #1B581C #1B3958 #581B57

square

#583A1B #1B581C #1B3958 #581B57

split-complementary

#583A1B #1B5758 #1C1B58

monochromatic

#170F07 #291B0D #583A1B #875929 #B67838

Accessibility & contrast

On white

10.31

#583A1B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.04

#583A1B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #583A1B

10.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##583A1B	#FFFFFF	#000000	##FFFFFF
##583A1B	1.00	10.31	2.04	10.31
#FFFFFF	10.31	1.00	21.00	1.00
#000000	2.04	21.00	1.00	21.00
##FFFFFF	10.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#443C18

Deuteranopia (green-blind)

#4B431B

Tritanopia (blue-blind)

#603333

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #583a1b;
/* rgb */ color: rgb(88, 58, 27);
/* oklch */ color: oklch(37.6% 0.062 64.8);

Tailwind

colors: {
  custom: {
    50: '#8a7058',
    500: '#583a1b',
    950: '#000000',
  },
}

SCSS

$custom: #583a1b;
$custom-light: #8a7058;
$custom-dark: #000000;

JSON

{
  "hex": "#583a1b",
  "rgb": {
    "r": 88,
    "g": 58,
    "b": 27
  },
  "hsl": {
    "h": 30.492,
    "s": 53.043,
    "l": 22.549
  },
  "oklch": {
    "l": 0.37637,
    "c": 0.06194,
    "h": 64.8
  },
  "luminance": 0.0518
}

Semantic roles & 50–950 ramp

primary

#583A1B

secondary

#41678E

accent

#93DC4B

background

#F8F6F5

surface

#F0ECE9

border

#CBC7C5

text

#0C0703

muted

#7D7A78

Preview Lab

Preview with #583A1B

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

Preview Lab → · Contrast checker → · Palette generator →