#A66731#A66731

#A66731 is a mid, moderate orange. Relative luminance 0.180; OKLCH L 57.3% C 0.106 H 58.7°. Best body text is #000000 at 4.61:1 contrast (WCAG AA passes).

Color values

HEX	#A66731
RGB	rgb(166, 103, 49)
HSL	hsl(28, 54%, 42%)
HSV	hsv(28, 70%, 65%)
CMYK	cmyk(0%, 38%, 70.5%, 34.9%)
CIE-LAB	lab(49.53, 20.43, 40.09)
CIE-LCH	lch(49.53, 45.00, 63.00°)
OKLab	oklab(57.25% 0.0553 0.0909)
OKLCH	oklch(57.25% 0.106 58.7)
XYZ	xyz(21.1321, 18.0313, 5.2726)
Luminance	0.1803 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A66731 #3170A6

analogous

#A63136 #A66731 #A6A231

triadic

#A66731 #31A667 #6731A6

tetradic

#A66731 #36A631 #3170A6 #A231A6

square

#A66731 #36A631 #3170A6 #A231A6

split-complementary

#A66731 #31A6A2 #3136A6

monochromatic

#472C15 #774A23 #A66731 #CA854A #D8A57A

Accessibility & contrast

On white

4.56

#A66731 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.61

#A66731 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #A66731

4.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A66731	#FFFFFF	#000000	##000000
##A66731	1.00	4.56	4.61	4.61
#FFFFFF	4.56	1.00	21.00	21.00
#000000	4.61	21.00	1.00	1.00
##000000	4.61	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7A6D2B

Deuteranopia (green-blind)

#897B31

Tritanopia (blue-blind)

#B5595B

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #a66731;
/* rgb */ color: rgb(166, 103, 49);
/* oklch */ color: oklch(57.3% 0.106 58.7);

Tailwind

colors: {
  custom: {
    50: '#c5926b',
    500: '#a66731',
    950: '#000000',
  },
}

SCSS

$custom: #a66731;
$custom-light: #c5926b;
$custom-dark: #000000;

JSON

{
  "hex": "#a66731",
  "rgb": {
    "r": 166,
    "g": 103,
    "b": 49
  },
  "hsl": {
    "h": 27.692,
    "s": 54.419,
    "l": 42.157
  },
  "oklch": {
    "l": 0.5725,
    "c": 0.10639,
    "h": 58.7
  },
  "luminance": 0.18029
}

Semantic roles & 50–950 ramp

primary

#A66731

secondary

#739CC0

accent

#9ADE4A

background

#FCF9F6

surface

#F9F1EB

border

#D2CBC6

text

#140D07

muted

#827E7A

Preview Lab

Preview with #A66731

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

Preview Lab → · Contrast checker → · Palette generator →