#663D4D#663D4D

#663D4D is a dark, moderate pink. Relative luminance 0.067; OKLCH L 41.4% C 0.062 H 355.2°. Best body text is #FFFFFF at 8.98:1 contrast (WCAG AA passes).

Color values

HEX	#663D4D
RGB	rgb(102, 61, 77)
HSL	hsl(337, 25%, 32%)
HSV	hsv(337, 40%, 40%)
CMYK	cmyk(0%, 40.2%, 24.5%, 60%)
CIE-LAB	lab(31.11, 20.43, -2.07)
CIE-LCH	lch(31.11, 20.53, 354.21°)
OKLab	oklab(41.41% 0.0614 -0.0052)
OKLCH	oklch(41.41% 0.062 355.2)
XYZ	xyz(8.4880, 6.6986, 7.8656)
Luminance	0.0670 (WCAG relative)
Temperature	warm
Family	pink

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#663D4D #3D6656

analogous

#663D62 #663D4D #66423D

triadic

#663D4D #4D663D #3D4D66

tetradic

#663D4D #62663D #3D6656 #423D66

square

#663D4D #62663D #3D6656 #423D66

split-complementary

#663D4D #3D6642 #3D6266

monochromatic

#190F13 #402630 #663D4D #8C546A #AB7289

Accessibility & contrast

On white

8.98

#663D4D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.34

#663D4D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #663D4D

8.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##663D4D	#FFFFFF	#000000	##FFFFFF
##663D4D	1.00	8.98	2.34	8.98
#FFFFFF	8.98	1.00	21.00	1.00
#000000	2.34	21.00	1.00	21.00
##FFFFFF	8.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#42454E

Deuteranopia (green-blind)

#4C4C4C

Tritanopia (blue-blind)

#6C3B43

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #663d4d;
/* rgb */ color: rgb(102, 61, 77);
/* oklch */ color: oklch(41.4% 0.062 355.2);

Tailwind

colors: {
  custom: {
    50: '#93737e',
    500: '#663d4d',
    950: '#000000',
  },
}

SCSS

$custom: #663d4d;
$custom-light: #93737e;
$custom-dark: #000000;

JSON

{
  "hex": "#663d4d",
  "rgb": {
    "r": 102,
    "g": 61,
    "b": 77
  },
  "hsl": {
    "h": 336.585,
    "s": 25.153,
    "l": 31.961
  },
  "oklch": {
    "l": 0.41409,
    "c": 0.06157,
    "h": 355.2
  },
  "luminance": 0.06698
}

Semantic roles & 50–950 ramp

primary

#663D4D

secondary

#699684

accent

#C29E66

background

#F9F7F7

surface

#F1EDEE

border

#CBC8C9

text

#0D080A

muted

#7E7B7C

Preview Lab

Preview with #663D4D

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

Preview Lab → · Contrast checker → · Palette generator →