#643A4D#643A4D

#643A4D is a dark, moderate pink. Relative luminance 0.063; OKLCH L 40.6% C 0.065 H 351.8°. Best body text is #FFFFFF at 9.32:1 contrast (WCAG AA passes).

Color values

HEX	#643A4D
RGB	rgb(100, 58, 77)
HSL	hsl(333, 27%, 31%)
HSV	hsv(333, 42%, 39%)
CMYK	cmyk(0%, 42%, 23%, 60.8%)
CIE-LAB	lab(30.09, 21.45, -3.61)
CIE-LCH	lch(30.09, 21.75, 350.44°)
OKLab	oklab(40.57% 0.0642 -0.0093)
OKLCH	oklch(40.57% 0.065 351.8)
XYZ	xyz(8.1083, 6.2718, 7.8033)
Luminance	0.0627 (WCAG relative)
Temperature	warm
Family	pink

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#643A4D #3A6451

analogous

#643A62 #643A4D #643C3A

triadic

#643A4D #4D643A #3A4D64

tetradic

#643A4D #62643A #3A6451 #3C3A64

square

#643A4D #62643A #3A6451 #3C3A64

split-complementary

#643A4D #3A643C #3A6264

monochromatic

#170D11 #3D242F #643A4D #8B506B #AB6E89

Accessibility & contrast

On white

9.32

#643A4D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.25

#643A4D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #643A4D

9.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##643A4D	#FFFFFF	#000000	##FFFFFF
##643A4D	1.00	9.32	2.25	9.32
#FFFFFF	9.32	1.00	21.00	1.00
#000000	2.25	21.00	1.00	21.00
##FFFFFF	9.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E424E

Deuteranopia (green-blind)

#494A4C

Tritanopia (blue-blind)

#6A3941

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #643a4d;
/* rgb */ color: rgb(100, 58, 77);
/* oklch */ color: oklch(40.6% 0.065 351.8);

Tailwind

colors: {
  custom: {
    50: '#91717e',
    500: '#643a4d',
    950: '#000000',
  },
}

SCSS

$custom: #643a4d;
$custom-light: #91717e;
$custom-dark: #000000;

JSON

{
  "hex": "#643a4d",
  "rgb": {
    "r": 100,
    "g": 58,
    "b": 77
  },
  "hsl": {
    "h": 332.857,
    "s": 26.582,
    "l": 30.98
  },
  "oklch": {
    "l": 0.40572,
    "c": 0.06489,
    "h": 351.8
  },
  "luminance": 0.06271
}

Semantic roles & 50–950 ramp

primary

#643A4D

secondary

#66947F

accent

#C39865

background

#F9F6F7

surface

#F1ECEE

border

#CBC7C9

text

#0D070A

muted

#7E7A7C

Preview Lab

Preview with #643A4D

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

Preview Lab → · Contrast checker → · Palette generator →