#A66F36#A66F36

#A66F36 is a mid, moderate orange. Relative luminance 0.197; OKLCH L 58.8% C 0.101 H 64.5°. Best body text is #000000 at 4.95:1 contrast (WCAG AA passes).

Color values

HEX	#A66F36
RGB	rgb(166, 111, 54)
HSL	hsl(31, 51%, 43%)
HSV	hsv(31, 67%, 65%)
CMYK	cmyk(0%, 33.1%, 67.5%, 34.9%)
CIE-LAB	lab(51.55, 16.21, 39.77)
CIE-LCH	lch(51.55, 42.95, 67.83°)
OKLab	oklab(58.83% 0.0435 0.0911)
OKLCH	oklch(58.83% 0.101 64.5)
XYZ	xyz(22.0777, 19.7441, 6.1376)
Luminance	0.1974 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A66F36 #366DA6

analogous

#A63736 #A66F36 #A5A636

triadic

#A66F36 #36A66F #6F36A6

tetradic

#A66F36 #36A637 #366DA6 #A636A5

square

#A66F36 #36A637 #366DA6 #A636A5

split-complementary

#A66F36 #36A5A6 #3736A6

monochromatic

#4A3118 #785027 #A66F36 #C78E52 #D6AC81

Accessibility & contrast

On white

4.24

#A66F36 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.95

#A66F36 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #A66F36

4.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A66F36	#FFFFFF	#000000	##000000
##A66F36	1.00	4.24	4.95	4.95
#FFFFFF	4.24	1.00	21.00	21.00
#000000	4.95	21.00	1.00	1.00
##000000	4.95	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#817330

Deuteranopia (green-blind)

#8E8037

Tritanopia (blue-blind)

#B56362

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #a66f36;
/* rgb */ color: rgb(166, 111, 54);
/* oklch */ color: oklch(58.8% 0.101 64.5);

Tailwind

colors: {
  custom: {
    50: '#c5986f',
    500: '#a66f36',
    950: '#000000',
  },
}

SCSS

$custom: #a66f36;
$custom-light: #c5986f;
$custom-dark: #000000;

JSON

{
  "hex": "#a66f36",
  "rgb": {
    "r": 166,
    "g": 111,
    "b": 54
  },
  "hsl": {
    "h": 30.536,
    "s": 50.909,
    "l": 43.137
  },
  "oklch": {
    "l": 0.58828,
    "c": 0.10093,
    "h": 64.5
  },
  "luminance": 0.19742
}

Semantic roles & 50–950 ramp

primary

#A66F36

secondary

#799BBF

accent

#93DA4D

background

#FCF9F6

surface

#F9F2EC

border

#D2CCC7

text

#130D07

muted

#827E7A

Preview Lab

Preview with #A66F36

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

Preview Lab → · Contrast checker → · Palette generator →