#644DC1#644DC1

#644DC1 is a mid, vivid violet. Relative luminance 0.119; OKLCH L 50.8% C 0.174 H 287.7°. Best body text is #FFFFFF at 6.23:1 contrast (WCAG AA passes).

Color values

HEX	#644DC1
RGB	rgb(100, 77, 193)
HSL	hsl(252, 48%, 53%)
HSV	hsv(252, 60%, 76%)
CMYK	cmyk(48.2%, 60.1%, 0%, 24.3%)
CIE-LAB	lab(41.00, 38.92, -57.86)
CIE-LCH	lch(41.00, 69.73, 303.93°)
OKLab	oklab(50.77% 0.0527 -0.1654)
OKLCH	oklch(50.77% 0.174 287.7)
XYZ	xyz(17.5323, 11.8666, 51.8084)
Luminance	0.1187 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 5.04

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#644DC1 #AAC14D

analogous

#4D70C1 #644DC1 #9E4DC1

triadic

#644DC1 #C1644D #4DC164

tetradic

#644DC1 #C14D70 #AAC14D #4DC19E

square

#644DC1 #C14D70 #AAC14D #4DC19E

split-complementary

#644DC1 #C19E4D #70C14D

monochromatic

#34266D #4A369B #644DC1 #8C7AD1 #B3A8E1

Accessibility & contrast

On white

6.23

#644DC1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.37

#644DC1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #644DC1

6.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##644DC1	#FFFFFF	#000000	##FFFFFF
##644DC1	1.00	6.23	3.37	6.23
#FFFFFF	6.23	1.00	21.00	1.00
#000000	3.37	21.00	1.00	21.00
##FFFFFF	6.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0063C5

Deuteranopia (green-blind)

#005EBF

Tritanopia (blue-blind)

#45687F

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #644dc1;
/* rgb */ color: rgb(100, 77, 193);
/* oklch */ color: oklch(50.8% 0.174 287.7);

Tailwind

colors: {
  custom: {
    50: '#9780d4',
    500: '#644dc1',
    950: '#000000',
  },
}

SCSS

$custom: #644dc1;
$custom-light: #9780d4;
$custom-dark: #000000;

JSON

{
  "hex": "#644dc1",
  "rgb": {
    "r": 100,
    "g": 77,
    "b": 193
  },
  "hsl": {
    "h": 251.897,
    "s": 48.333,
    "l": 52.941
  },
  "oklch": {
    "l": 0.50773,
    "c": 0.17364,
    "h": 287.7
  },
  "luminance": 0.11867
}

Semantic roles & 50–950 ramp

primary

#644DC1

secondary

#C4CE9C

accent

#D850BD

background

#F9F7FD

surface

#F2EEFA

border

#CCC9D3

text

#0E0A14

muted

#7E7C83

Preview Lab

Preview with #644DC1

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

Preview Lab → · Contrast checker → · Palette generator →