#644BC2#644BC2

#644BC2 is a mid, vivid violet. Relative luminance 0.116; OKLCH L 50.5% C 0.178 H 288.0°. Best body text is #FFFFFF at 6.31:1 contrast (WCAG AA passes).

Color values

HEX	#644BC2
RGB	rgb(100, 75, 194)
HSL	hsl(253, 49%, 53%)
HSV	hsv(253, 61%, 76%)
CMYK	cmyk(48.5%, 61.3%, 0%, 23.9%)
CIE-LAB	lab(40.63, 40.38, -59.04)
CIE-LCH	lch(40.63, 71.53, 304.37°)
OKLab	oklab(50.52% 0.0548 -0.1689)
OKLCH	oklch(50.52% 0.178 288)
XYZ	xyz(17.5064, 11.6358, 52.3520)
Luminance	0.1164 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#644BC2 #A9C24B

analogous

#4B6DC2 #644BC2 #9F4BC2

triadic

#644BC2 #C2644B #4BC264

tetradic

#644BC2 #C24B6D #A9C24B #4BC29F

square

#644BC2 #C24B6D #A9C24B #4BC29F

split-complementary

#644BC2 #C29F4B #6DC24B

monochromatic

#34256D #4A359B #644BC2 #8B79D1 #B3A6E1

Accessibility & contrast

On white

6.31

#644BC2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.33

#644BC2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #644BC2

6.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##644BC2	#FFFFFF	#000000	##FFFFFF
##644BC2	1.00	6.31	3.33	6.31
#FFFFFF	6.31	1.00	21.00	1.00
#000000	3.33	21.00	1.00	21.00
##FFFFFF	6.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0062C6

Deuteranopia (green-blind)

#005DC0

Tritanopia (blue-blind)

#44677F

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #644bc2;
/* rgb */ color: rgb(100, 75, 194);
/* oklch */ color: oklch(50.5% 0.178 288.0);

Tailwind

colors: {
  custom: {
    50: '#977ed5',
    500: '#644bc2',
    950: '#000000',
  },
}

SCSS

$custom: #644bc2;
$custom-light: #977ed5;
$custom-dark: #000000;

JSON

{
  "hex": "#644bc2",
  "rgb": {
    "r": 100,
    "g": 75,
    "b": 194
  },
  "hsl": {
    "h": 252.605,
    "s": 49.378,
    "l": 52.745
  },
  "oklch": {
    "l": 0.50524,
    "c": 0.17762,
    "h": 288
  },
  "luminance": 0.11637
}

Semantic roles & 50–950 ramp

primary

#644BC2

secondary

#C3CE9B

accent

#D94FBC

background

#F9F7FD

surface

#F2EEFA

border

#CCC9D3

text

#0E0A14

muted

#7E7C83

Preview Lab

Preview with #644BC2

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

Preview Lab → · Contrast checker → · Palette generator →