#644BC8#644BC8

#644BC8 is a mid, vivid violet. Relative luminance 0.119; OKLCH L 51.0% C 0.185 H 287.1°. Best body text is #FFFFFF at 6.21:1 contrast (WCAG AA passes).

Color values

HEX	#644BC8
RGB	rgb(100, 75, 200)
HSL	hsl(252, 53%, 54%)
HSV	hsv(252, 63%, 78%)
CMYK	cmyk(50%, 62.5%, 0%, 21.6%)
CIE-LAB	lab(41.07, 42.15, -61.81)
CIE-LCH	lch(41.07, 74.81, 304.29°)
OKLab	oklab(50.99% 0.0544 -0.1771)
OKLCH	oklch(50.99% 0.185 287.1)
XYZ	xyz(18.1939, 11.9108, 55.9727)
Luminance	0.1191 (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

#644BC8 #AFC84B

analogous

#4B71C8 #644BC8 #A34BC8

triadic

#644BC8 #C8644B #4BC864

tetradic

#644BC8 #C84B71 #AFC84B #4BC8A3

square

#644BC8 #C84B71 #AFC84B #4BC8A3

split-complementary

#644BC8 #C8A34B #71C84B

monochromatic

#342475 #4932A4 #644BC8 #8C7AD6 #B5A9E5

Accessibility & contrast

On white

6.21

#644BC8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.38

#644BC8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #644BC8

6.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##644BC8	#FFFFFF	#000000	##FFFFFF
##644BC8	1.00	6.21	3.38	6.21
#FFFFFF	6.21	1.00	21.00	1.00
#000000	3.38	21.00	1.00	21.00
##FFFFFF	6.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0064CC

Deuteranopia (green-blind)

#005DC5

Tritanopia (blue-blind)

#406982

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #644bc8;
/* rgb */ color: rgb(100, 75, 200);
/* oklch */ color: oklch(51.0% 0.185 287.1);

Tailwind

colors: {
  custom: {
    50: '#987eda',
    500: '#644bc8',
    950: '#000000',
  },
}

SCSS

$custom: #644bc8;
$custom-light: #987eda;
$custom-dark: #000000;

JSON

{
  "hex": "#644bc8",
  "rgb": {
    "r": 100,
    "g": 75,
    "b": 200
  },
  "hsl": {
    "h": 252,
    "s": 53.191,
    "l": 53.922
  },
  "oklch": {
    "l": 0.50986,
    "c": 0.18525,
    "h": 287.1
  },
  "luminance": 0.11912
}

Semantic roles & 50–950 ramp

primary

#644BC8

secondary

#C7D29D

accent

#DD4BC0

background

#F9F7FD

surface

#F2EEFB

border

#CCC9D4

text

#0F0A15

muted

#7E7C83

Preview Lab

Preview with #644BC8

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

Preview Lab → · Contrast checker → · Palette generator →