#A66C28#A66C28

#A66C28 is a mid, moderate orange. Relative luminance 0.190; OKLCH L 58.1% C 0.110 H 66.3°. Best body text is #000000 at 4.80:1 contrast (WCAG AA passes).

Color values

HEX	#A66C28
RGB	rgb(166, 108, 40)
HSL	hsl(32, 61%, 40%)
HSV	hsv(32, 76%, 65%)
CMYK	cmyk(0%, 34.9%, 75.9%, 34.9%)
CIE-LAB	lab(50.67, 17.14, 45.59)
CIE-LCH	lch(50.67, 48.71, 69.39°)
OKLab	oklab(58.11% 0.0442 0.1008)
OKLCH	oklch(58.11% 0.11 66.3)
XYZ	xyz(21.4731, 18.9873, 4.5411)
Luminance	0.1898 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A66C28 #2862A6

analogous

#A62D28 #A66C28 #A1A628

triadic

#A66C28 #28A66C #6C28A6

tetradic

#A66C28 #28A62D #2862A6 #A628A1

square

#A66C28 #28A62D #2862A6 #A628A1

split-complementary

#A66C28 #28A1A6 #2D28A6

monochromatic

#432C10 #754C1C #A66C28 #D08B3B #DCA96D

Accessibility & contrast

On white

4.38

#A66C28 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.80

#A66C28 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #A66C28

4.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A66C28	#FFFFFF	#000000	##000000
##A66C28	1.00	4.38	4.80	4.80
#FFFFFF	4.38	1.00	21.00	21.00
#000000	4.80	21.00	1.00	1.00
##000000	4.80	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7F711F

Deuteranopia (green-blind)

#8C7E29

Tritanopia (blue-blind)

#B55E5E

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #a66c28;
/* rgb */ color: rgb(166, 108, 40);
/* oklch */ color: oklch(58.1% 0.110 66.3);

Tailwind

colors: {
  custom: {
    50: '#c59666',
    500: '#a66c28',
    950: '#000000',
  },
}

SCSS

$custom: #a66c28;
$custom-light: #c59666;
$custom-dark: #000000;

JSON

{
  "hex": "#a66c28",
  "rgb": {
    "r": 166,
    "g": 108,
    "b": 40
  },
  "hsl": {
    "h": 32.381,
    "s": 61.165,
    "l": 40.392
  },
  "oklch": {
    "l": 0.58107,
    "c": 0.11004,
    "h": 66.3
  },
  "luminance": 0.18985
}

Semantic roles & 50–950 ramp

primary

#A66C28

secondary

#6791C2

accent

#8EE444

background

#FCF9F6

surface

#F9F2EB

border

#D2CCC6

text

#140D06

muted

#827E7A

Preview Lab

Preview with #A66C28

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

Preview Lab → · Contrast checker → · Palette generator →