#B66539#B66539

#B66539 is a mid, moderate orange. Relative luminance 0.195; OKLCH L 59.1% C 0.119 H 47.7°. Best body text is #000000 at 4.91:1 contrast (WCAG AA passes).

Color values

HEX	#B66539
RGB	rgb(182, 101, 57)
HSL	hsl(21, 52%, 47%)
HSV	hsv(21, 69%, 71%)
CMYK	cmyk(0%, 44.5%, 68.7%, 28.6%)
CIE-LAB	lab(51.33, 28.82, 38.54)
CIE-LCH	lch(51.33, 48.13, 53.22°)
OKLab	oklab(59.11% 0.0805 0.0883)
OKLCH	oklch(59.11% 0.119 47.7)
XYZ	xyz(24.6857, 19.5505, 6.3437)
Luminance	0.1955 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B66539 #398AB6

analogous

#B6394C #B66539 #B6A439

triadic

#B66539 #39B665 #6539B6

tetradic

#B66539 #4CB639 #398AB6 #A439B6

square

#B66539 #4CB639 #398AB6 #A439B6

split-complementary

#B66539 #39B6A4 #394CB6

monochromatic

#59311C #874B2A #B66539 #CD865F #DCA98E

Accessibility & contrast

On white

4.28

#B66539 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.91

#B66539 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #B66539

4.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B66539	#FFFFFF	#000000	##000000
##B66539	1.00	4.28	4.91	4.91
#FFFFFF	4.28	1.00	21.00	21.00
#000000	4.91	21.00	1.00	1.00
##000000	4.91	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7C6F34

Deuteranopia (green-blind)

#8F8138

Tritanopia (blue-blind)

#C7555B

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #b66539;
/* rgb */ color: rgb(182, 101, 57);
/* oklch */ color: oklch(59.1% 0.119 47.7);

Tailwind

colors: {
  custom: {
    50: '#d19271',
    500: '#b66539',
    950: '#000000',
  },
}

SCSS

$custom: #b66539;
$custom-light: #d19271;
$custom-dark: #000000;

JSON

{
  "hex": "#b66539",
  "rgb": {
    "r": 182,
    "g": 101,
    "b": 57
  },
  "hsl": {
    "h": 21.12,
    "s": 52.301,
    "l": 46.863
  },
  "oklch": {
    "l": 0.59114,
    "c": 0.11949,
    "h": 47.7
  },
  "luminance": 0.19548
}

Semantic roles & 50–950 ramp

primary

#B66539

secondary

#85AFC6

accent

#A9DC4C

background

#FDF9F6

surface

#FBF1EC

border

#D4CBC7

text

#150D08

muted

#837E7B

Preview Lab

Preview with #B66539

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

Preview Lab → · Contrast checker → · Palette generator →