#663A4C#663A4C

#663A4C is a dark, moderate pink. Relative luminance 0.064; OKLCH L 40.8% C 0.067 H 354.4°. Best body text is #FFFFFF at 9.23:1 contrast (WCAG AA passes).

Color values

HEX	#663A4C
RGB	rgb(102, 58, 76)
HSL	hsl(335, 28%, 31%)
HSV	hsv(335, 43%, 40%)
CMYK	cmyk(0%, 43.1%, 25.5%, 60%)
CIE-LAB	lab(30.34, 22.08, -2.56)
CIE-LCH	lch(30.34, 22.23, 353.38°)
OKLab	oklab(40.81% 0.0664 -0.0065)
OKLCH	oklch(40.81% 0.067 354.4)
XYZ	xyz(8.2972, 6.3733, 7.6292)
Luminance	0.0637 (WCAG relative)
Temperature	warm
Family	pink

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#663A4C #3A6654

analogous

#663A62 #663A4C #663E3A

triadic

#663A4C #4C663A #3A4C66

tetradic

#663A4C #62663A #3A6654 #3E3A66

square

#663A4C #62663A #3A6654 #3E3A66

split-complementary

#663A4C #3A663E #3A6266

monochromatic

#180E12 #3F242F #663A4C #8D5069 #AC6E88

Accessibility & contrast

On white

9.23

#663A4C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.27

#663A4C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #663A4C

9.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##663A4C	#FFFFFF	#000000	##FFFFFF
##663A4C	1.00	9.23	2.27	9.23
#FFFFFF	9.23	1.00	21.00	1.00
#000000	2.27	21.00	1.00	21.00
##FFFFFF	9.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F434D

Deuteranopia (green-blind)

#4A4A4B

Tritanopia (blue-blind)

#6C3840

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #663a4c;
/* rgb */ color: rgb(102, 58, 76);
/* oklch */ color: oklch(40.8% 0.067 354.4);

Tailwind

colors: {
  custom: {
    50: '#93717e',
    500: '#663a4c',
    950: '#000000',
  },
}

SCSS

$custom: #663a4c;
$custom-light: #93717e;
$custom-dark: #000000;

JSON

{
  "hex": "#663a4c",
  "rgb": {
    "r": 102,
    "g": 58,
    "b": 76
  },
  "hsl": {
    "h": 335.455,
    "s": 27.5,
    "l": 31.373
  },
  "oklch": {
    "l": 0.40809,
    "c": 0.06671,
    "h": 354.4
  },
  "luminance": 0.06373
}

Semantic roles & 50–950 ramp

primary

#663A4C

secondary

#669682

accent

#C49D64

background

#F9F6F7

surface

#F1ECEE

border

#CBC7C9

text

#0D0709

muted

#7E7A7B

Preview Lab

Preview with #663A4C

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

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