#644DAD#644DAD

#644DAD is a mid, vivid violet. Relative luminance 0.110; OKLCH L 49.3% C 0.147 H 291.1°. Best body text is #FFFFFF at 6.55:1 contrast (WCAG AA passes).

Color values

HEX	#644DAD
RGB	rgb(100, 77, 173)
HSL	hsl(254, 38%, 49%)
HSV	hsv(254, 55%, 68%)
CMYK	cmyk(42.2%, 55.5%, 0%, 32.2%)
CIE-LAB	lab(39.64, 33.06, -48.31)
CIE-LCH	lch(39.64, 58.54, 304.39°)
OKLab	oklab(49.33% 0.0529 -0.1374)
OKLCH	oklch(49.33% 0.147 291.1)
XYZ	xyz(15.4502, 11.0337, 40.8427)
Luminance	0.1103 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#644DAD #96AD4D

analogous

#4D66AD #644DAD #944DAD

triadic

#644DAD #AD644D #4DAD64

tetradic

#644DAD #AD4D66 #96AD4D #4DAD94

square

#644DAD #AD4D66 #96AD4D #4DAD94

split-complementary

#644DAD #AD944D #66AD4D

monochromatic

#332758 #4C3A83 #644DAD #8875C2 #ACA0D5

Accessibility & contrast

On white

6.55

#644DAD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.21

#644DAD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #644DAD

6.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##644DAD	#FFFFFF	#000000	##FFFFFF
##644DAD	1.00	6.55	3.21	6.55
#FFFFFF	6.55	1.00	21.00	1.00
#000000	3.21	21.00	1.00	21.00
##FFFFFF	6.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1C5FB0

Deuteranopia (green-blind)

#215BAB

Tritanopia (blue-blind)

#506175

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #644dad;
/* rgb */ color: rgb(100, 77, 173);
/* oklch */ color: oklch(49.3% 0.147 291.1);

Tailwind

colors: {
  custom: {
    50: '#957fc6',
    500: '#644dad',
    950: '#000000',
  },
}

SCSS

$custom: #644dad;
$custom-light: #957fc6;
$custom-dark: #000000;

JSON

{
  "hex": "#644dad",
  "rgb": {
    "r": 100,
    "g": 77,
    "b": 173
  },
  "hsl": {
    "h": 254.375,
    "s": 38.4,
    "l": 49.02
  },
  "oklch": {
    "l": 0.49332,
    "c": 0.14722,
    "h": 291.1
  },
  "luminance": 0.11034
}

Semantic roles & 50–950 ramp

primary

#644DAD

secondary

#B7C294

accent

#CE59B2

background

#F9F7FC

surface

#F2EEF8

border

#CCC9D1

text

#0E0A13

muted

#7E7C82

Preview Lab

Preview with #644DAD

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

Preview Lab → · Contrast checker → · Palette generator →