#583311#583311

#583311 is a dark, moderate orange. Relative luminance 0.045; OKLCH L 36.0% C 0.071 H 59.6°. Best body text is #FFFFFF at 11.07:1 contrast (WCAG AA passes).

Color values

HEX	#583311
RGB	rgb(88, 51, 17)
HSL	hsl(29, 68%, 21%)
HSV	hsv(29, 81%, 35%)
CMYK	cmyk(0%, 42%, 80.7%, 65.5%)
CIE-LAB	lab(25.21, 13.51, 27.61)
CIE-LCH	lch(25.21, 30.74, 63.92°)
OKLab	oklab(36.02% 0.0359 0.0612)
OKLCH	oklch(36.02% 0.071 59.6)
XYZ	xyz(5.3099, 4.4834, 1.1159)
Luminance	0.0448 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#583311 #113658

analogous

#581113 #583311 #585611

triadic

#583311 #115833 #331158

tetradic

#583311 #135811 #113658 #561158

square

#583311 #135811 #113658 #561158

split-complementary

#583311 #115856 #111358

monochromatic

#1A0F05 #251507 #583311 #8B511B #BF6E25

Accessibility & contrast

On white

11.07

#583311 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.90

#583311 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #583311

11.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##583311	#FFFFFF	#000000	##FFFFFF
##583311	1.00	11.07	1.90	11.07
#FFFFFF	11.07	1.00	21.00	1.00
#000000	1.90	21.00	1.00	21.00
##FFFFFF	11.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E370D

Deuteranopia (green-blind)

#473F11

Tritanopia (blue-blind)

#612B2C

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #583311;
/* rgb */ color: rgb(88, 51, 17);
/* oklch */ color: oklch(36.0% 0.071 59.6);

Tailwind

colors: {
  custom: {
    50: '#8b6b51',
    500: '#583311',
    950: '#000000',
  },
}

SCSS

$custom: #583311;
$custom-light: #8b6b51;
$custom-dark: #000000;

JSON

{
  "hex": "#583311",
  "rgb": {
    "r": 88,
    "g": 51,
    "b": 17
  },
  "hsl": {
    "h": 28.732,
    "s": 67.619,
    "l": 20.588
  },
  "oklch": {
    "l": 0.36024,
    "c": 0.07099,
    "h": 59.6
  },
  "luminance": 0.04483
}

Semantic roles & 50–950 ramp

primary

#583311

secondary

#346491

accent

#98EA3D

background

#F8F6F4

surface

#F0EBE7

border

#CBC6C3

text

#0D0602

muted

#7D7A78

Preview Lab

Preview with #583311

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

Preview Lab → · Contrast checker → · Palette generator →