#A6663F#A6663F

#A6663F is a mid, moderate orange. Relative luminance 0.180; OKLCH L 57.2% C 0.099 H 51.1°. Best body text is #000000 at 4.59:1 contrast (WCAG AA passes).

Color values

HEX	#A6663F
RGB	rgb(166, 102, 63)
HSL	hsl(23, 45%, 45%)
HSV	hsv(23, 62%, 65%)
CMYK	cmyk(0%, 38.6%, 62%, 34.9%)
CIE-LAB	lab(49.46, 21.91, 32.57)
CIE-LCH	lch(49.46, 39.25, 56.08°)
OKLab	oklab(57.25% 0.062 0.0767)
OKLCH	oklch(57.25% 0.099 51.1)
XYZ	xyz(21.3760, 17.9706, 7.0446)
Luminance	0.1797 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A6663F #3F7FA6

analogous

#A63F4C #A6663F #A6993F

triadic

#A6663F #3FA666 #663FA6

tetradic

#A6663F #4CA63F #3F7FA6 #993FA6

square

#A6663F #4CA63F #3F7FA6 #993FA6

split-complementary

#A6663F #3FA699 #3F4CA6

monochromatic

#4D2F1D #7A4B2E #A6663F #C38560 #D3A78C

Accessibility & contrast

On white

4.57

#A6663F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.59

#A6663F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #A6663F

4.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A6663F	#FFFFFF	#000000	##000000
##A6663F	1.00	4.57	4.59	4.59
#FFFFFF	4.57	1.00	21.00	21.00
#000000	4.59	21.00	1.00	1.00
##000000	4.59	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#786D3B

Deuteranopia (green-blind)

#877B3F

Tritanopia (blue-blind)

#B55A5D

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #a6663f;
/* rgb */ color: rgb(166, 102, 63);
/* oklch */ color: oklch(57.2% 0.099 51.1);

Tailwind

colors: {
  custom: {
    50: '#c49275',
    500: '#a6663f',
    950: '#000000',
  },
}

SCSS

$custom: #a6663f;
$custom-light: #c49275;
$custom-dark: #000000;

JSON

{
  "hex": "#a6663f",
  "rgb": {
    "r": 166,
    "g": 102,
    "b": 63
  },
  "hsl": {
    "h": 22.718,
    "s": 44.978,
    "l": 44.902
  },
  "oklch": {
    "l": 0.57247,
    "c": 0.09861,
    "h": 51.1
  },
  "luminance": 0.17969
}

Semantic roles & 50–950 ramp

primary

#A6663F

secondary

#83A8BE

accent

#A4D553

background

#FCF9F7

surface

#F8F1ED

border

#D1CBC8

text

#130D08

muted

#827E7B

Preview Lab

Preview with #A6663F

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

Preview Lab → · Contrast checker → · Palette generator →