#A66A2B#A66A2B

#A66A2B is a mid, moderate orange. Relative luminance 0.186; OKLCH L 57.8% C 0.109 H 63.6°. Best body text is #000000 at 4.72:1 contrast (WCAG AA passes).

Color values

HEX	#A66A2B
RGB	rgb(166, 106, 43)
HSL	hsl(31, 59%, 41%)
HSV	hsv(31, 74%, 65%)
CMYK	cmyk(0%, 36.1%, 74.1%, 34.9%)
CIE-LAB	lab(50.21, 18.42, 43.74)
CIE-LCH	lch(50.21, 47.46, 67.16°)
OKLab	oklab(57.75% 0.0484 0.0975)
OKLCH	oklch(57.75% 0.109 63.6)
XYZ	xyz(21.3176, 18.5915, 4.7509)
Luminance	0.1859 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A66A2B #2B67A6

analogous

#A62C2B #A66A2B #A4A62B

triadic

#A66A2B #2BA66A #6A2BA6

tetradic

#A66A2B #2BA62C #2B67A6 #A62BA4

square

#A66A2B #2BA62C #2B67A6 #A62BA4

split-complementary

#A66A2B #2BA4A6 #2C2BA6

monochromatic

#452C12 #754B1E #A66A2B #CE8941 #DAA771

Accessibility & contrast

On white

4.45

#A66A2B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.72

#A66A2B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #A66A2B

4.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A66A2B	#FFFFFF	#000000	##000000
##A66A2B	1.00	4.45	4.72	4.72
#FFFFFF	4.45	1.00	21.00	21.00
#000000	4.72	21.00	1.00	1.00
##000000	4.72	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7D6F23

Deuteranopia (green-blind)

#8B7D2C

Tritanopia (blue-blind)

#B55C5D

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #a66a2b;
/* rgb */ color: rgb(166, 106, 43);
/* oklch */ color: oklch(57.8% 0.109 63.6);

Tailwind

colors: {
  custom: {
    50: '#c59468',
    500: '#a66a2b',
    950: '#000000',
  },
}

SCSS

$custom: #a66a2b;
$custom-light: #c59468;
$custom-dark: #000000;

JSON

{
  "hex": "#a66a2b",
  "rgb": {
    "r": 166,
    "g": 106,
    "b": 43
  },
  "hsl": {
    "h": 30.732,
    "s": 58.852,
    "l": 40.98
  },
  "oklch": {
    "l": 0.57753,
    "c": 0.10883,
    "h": 63.6
  },
  "luminance": 0.18589
}

Semantic roles & 50–950 ramp

primary

#A66A2B

secondary

#6B95C1

accent

#92E246

background

#FCF9F6

surface

#F9F1EB

border

#D2CBC6

text

#140D06

muted

#827E7A

Preview Lab

Preview with #A66A2B

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

Preview Lab → · Contrast checker → · Palette generator →