#644CC9#644CC9

#644CC9 is a mid, vivid violet. Relative luminance 0.121; OKLCH L 51.2% C 0.185 H 286.7°. Best body text is #FFFFFF at 6.14:1 contrast (WCAG AA passes).

Color values

HEX	#644CC9
RGB	rgb(100, 76, 201)
HSL	hsl(252, 54%, 54%)
HSV	hsv(252, 62%, 79%)
CMYK	cmyk(50.2%, 62.2%, 0%, 21.2%)
CIE-LAB	lab(41.37, 41.87, -61.92)
CIE-LCH	lch(41.37, 74.74, 304.07°)
OKLab	oklab(51.22% 0.0533 -0.1774)
OKLCH	oklch(51.22% 0.185 286.7)
XYZ	xyz(18.3795, 12.0944, 56.6130)
Luminance	0.1210 (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

#644CC9 #B1C94C

analogous

#4C73C9 #644CC9 #A34CC9

triadic

#644CC9 #C9644C #4CC964

tetradic

#644CC9 #C94C73 #B1C94C #4CC9A3

square

#644CC9 #C94C73 #B1C94C #4CC9A3

split-complementary

#644CC9 #C9A34C #73C94C

monochromatic

#342477 #4832A6 #644CC9 #8D7BD7 #B5AAE5

Accessibility & contrast

On white

6.14

#644CC9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.42

#644CC9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #644CC9

6.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##644CC9	#FFFFFF	#000000	##FFFFFF
##644CC9	1.00	6.14	3.42	6.14
#FFFFFF	6.14	1.00	21.00	1.00
#000000	3.42	21.00	1.00	21.00
##FFFFFF	6.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0065CD

Deuteranopia (green-blind)

#005EC6

Tritanopia (blue-blind)

#3F6A83

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #644cc9;
/* rgb */ color: rgb(100, 76, 201);
/* oklch */ color: oklch(51.2% 0.185 286.7);

Tailwind

colors: {
  custom: {
    50: '#987fda',
    500: '#644cc9',
    950: '#000000',
  },
}

SCSS

$custom: #644cc9;
$custom-light: #987fda;
$custom-dark: #000000;

JSON

{
  "hex": "#644cc9",
  "rgb": {
    "r": 100,
    "g": 76,
    "b": 201
  },
  "hsl": {
    "h": 251.52,
    "s": 53.648,
    "l": 54.314
  },
  "oklch": {
    "l": 0.51222,
    "c": 0.18523,
    "h": 286.7
  },
  "luminance": 0.12095
}

Semantic roles & 50–950 ramp

primary

#644CC9

secondary

#C9D39E

accent

#DD4BC1

background

#F9F7FD

surface

#F2EEFB

border

#CCC9D4

text

#0F0A15

muted

#7E7C83

Preview Lab

Preview with #644CC9

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

Preview Lab → · Contrast checker → · Palette generator →