#663A4D#663A4D

#663A4D is a dark, moderate pink. Relative luminance 0.064; OKLCH L 40.8% C 0.067 H 353.1°. Best body text is #FFFFFF at 9.22:1 contrast (WCAG AA passes).

Color values

HEX	#663A4D
RGB	rgb(102, 58, 77)
HSL	hsl(334, 28%, 31%)
HSV	hsv(334, 43%, 40%)
CMYK	cmyk(0%, 43.1%, 24.5%, 60%)
CIE-LAB	lab(30.37, 22.25, -3.17)
CIE-LCH	lch(30.37, 22.47, 351.90°)
OKLab	oklab(40.85% 0.0668 -0.0081)
OKLCH	oklch(40.85% 0.067 353.1)
XYZ	xyz(8.3323, 6.3873, 7.8138)
Luminance	0.0639 (WCAG relative)
Temperature	warm
Family	pink

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#663A4D #3A6653

analogous

#663A63 #663A4D #663D3A

triadic

#663A4D #4D663A #3A4D66

tetradic

#663A4D #63663A #3A6653 #3D3A66

square

#663A4D #63663A #3A6653 #3D3A66

split-complementary

#663A4D #3A663D #3A6366

monochromatic

#180E12 #3F2430 #663A4D #8D506A #AC6E89

Accessibility & contrast

On white

9.22

#663A4D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.28

#663A4D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #663A4D

9.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##663A4D	#FFFFFF	#000000	##FFFFFF
##663A4D	1.00	9.22	2.28	9.22
#FFFFFF	9.22	1.00	21.00	1.00
#000000	2.28	21.00	1.00	21.00
##FFFFFF	9.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F434E

Deuteranopia (green-blind)

#4A4A4C

Tritanopia (blue-blind)

#6C3841

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #663a4d;
/* rgb */ color: rgb(102, 58, 77);
/* oklch */ color: oklch(40.8% 0.067 353.1);

Tailwind

colors: {
  custom: {
    50: '#93717e',
    500: '#663a4d',
    950: '#000000',
  },
}

SCSS

$custom: #663a4d;
$custom-light: #93717e;
$custom-dark: #000000;

JSON

{
  "hex": "#663a4d",
  "rgb": {
    "r": 102,
    "g": 58,
    "b": 77
  },
  "hsl": {
    "h": 334.091,
    "s": 27.5,
    "l": 31.373
  },
  "oklch": {
    "l": 0.40845,
    "c": 0.06727,
    "h": 353.1
  },
  "luminance": 0.06387
}

Semantic roles & 50–950 ramp

primary

#663A4D

secondary

#669681

accent

#C49A64

background

#F9F6F7

surface

#F1ECEE

border

#CBC7C9

text

#0D080A

muted

#7E7B7C

Preview Lab

Preview with #663A4D

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

Preview Lab → · Contrast checker → · Palette generator →