#644FAE#644FAE

#644FAE is a mid, vivid violet. Relative luminance 0.114; OKLCH L 49.8% C 0.146 H 290.3°. Best body text is #FFFFFF at 6.42:1 contrast (WCAG AA passes).

Color values

HEX	#644FAE
RGB	rgb(100, 79, 174)
HSL	hsl(253, 38%, 50%)
HSV	hsv(253, 55%, 68%)
CMYK	cmyk(42.5%, 54.6%, 0%, 31.8%)
CIE-LAB	lab(40.17, 32.15, -48.04)
CIE-LCH	lch(40.17, 57.80, 303.79°)
OKLab	oklab(49.75% 0.0505 -0.1366)
OKLCH	oklch(49.75% 0.146 290.3)
XYZ	xyz(15.6894, 11.3568, 41.4016)
Luminance	0.1136 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#644FAE #99AE4F

analogous

#4F6AAE #644FAE #934FAE

triadic

#644FAE #AE644F #4FAE64

tetradic

#644FAE #AE4F6A #99AE4F #4FAE93

square

#644FAE #AE4F6A #99AE4F #4FAE93

split-complementary

#644FAE #AE934F #6AAE4F

monochromatic

#34295A #4C3C84 #644FAE #8978C2 #AEA2D5

Accessibility & contrast

On white

6.42

#644FAE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.27

#644FAE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #644FAE

6.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##644FAE	#FFFFFF	#000000	##FFFFFF
##644FAE	1.00	6.42	3.27	6.42
#FFFFFF	6.42	1.00	21.00	1.00
#000000	3.27	21.00	1.00	21.00
##FFFFFF	6.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2160B1

Deuteranopia (green-blind)

#245DAC

Tritanopia (blue-blind)

#4F6377

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #644fae;
/* rgb */ color: rgb(100, 79, 174);
/* oklch */ color: oklch(49.8% 0.146 290.3);

Tailwind

colors: {
  custom: {
    50: '#9581c7',
    500: '#644fae',
    950: '#000000',
  },
}

SCSS

$custom: #644fae;
$custom-light: #9581c7;
$custom-dark: #000000;

JSON

{
  "hex": "#644fae",
  "rgb": {
    "r": 100,
    "g": 79,
    "b": 174
  },
  "hsl": {
    "h": 253.263,
    "s": 37.549,
    "l": 49.608
  },
  "oklch": {
    "l": 0.49752,
    "c": 0.14559,
    "h": 290.3
  },
  "luminance": 0.11357
}

Semantic roles & 50–950 ramp

primary

#644FAE

secondary

#B9C297

accent

#CE5AB4

background

#F9F7FC

surface

#F2EEF8

border

#CCC9D1

text

#0E0A13

muted

#7E7C82

Preview Lab

Preview with #644FAE

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

Preview Lab → · Contrast checker → · Palette generator →