#644BC3#644BC3

#644BC3 is a mid, vivid violet. Relative luminance 0.117; OKLCH L 50.6% C 0.179 H 287.8°. Best body text is #FFFFFF at 6.29:1 contrast (WCAG AA passes).

Color values

HEX	#644BC3
RGB	rgb(100, 75, 195)
HSL	hsl(253, 50%, 53%)
HSV	hsv(253, 62%, 76%)
CMYK	cmyk(48.7%, 61.5%, 0%, 23.5%)
CIE-LAB	lab(40.70, 40.68, -59.51)
CIE-LCH	lch(40.70, 72.08, 304.36°)
OKLab	oklab(50.6% 0.0548 -0.1703)
OKLCH	oklch(50.6% 0.179 287.8)
XYZ	xyz(17.6191, 11.6808, 52.9454)
Luminance	0.1168 (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

#644BC3 #AAC34B

analogous

#4B6EC3 #644BC3 #A04BC3

triadic

#644BC3 #C3644B #4BC364

tetradic

#644BC3 #C34B6E #AAC34B #4BC3A0

square

#644BC3 #C34B6E #AAC34B #4BC3A0

split-complementary

#644BC3 #C3A04B #6EC34B

monochromatic

#34256F #4A349D #644BC3 #8C79D2 #B3A7E2

Accessibility & contrast

On white

6.29

#644BC3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.34

#644BC3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #644BC3

6.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##644BC3	#FFFFFF	#000000	##FFFFFF
##644BC3	1.00	6.29	3.34	6.29
#FFFFFF	6.29	1.00	21.00	1.00
#000000	3.34	21.00	1.00	21.00
##FFFFFF	6.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0063C7

Deuteranopia (green-blind)

#005DC1

Tritanopia (blue-blind)

#446780

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #644bc3;
/* rgb */ color: rgb(100, 75, 195);
/* oklch */ color: oklch(50.6% 0.179 287.8);

Tailwind

colors: {
  custom: {
    50: '#977ed6',
    500: '#644bc3',
    950: '#000000',
  },
}

SCSS

$custom: #644bc3;
$custom-light: #977ed6;
$custom-dark: #000000;

JSON

{
  "hex": "#644bc3",
  "rgb": {
    "r": 100,
    "g": 75,
    "b": 195
  },
  "hsl": {
    "h": 252.5,
    "s": 50,
    "l": 52.941
  },
  "oklch": {
    "l": 0.506,
    "c": 0.17889,
    "h": 287.8
  },
  "luminance": 0.11682
}

Semantic roles & 50–950 ramp

primary

#644BC3

secondary

#C4CF9B

accent

#DA4EBD

background

#F9F7FD

surface

#F2EEFA

border

#CCC9D3

text

#0E0A14

muted

#7E7C83

Preview Lab

Preview with #644BC3

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

Preview Lab → · Contrast checker → · Palette generator →