#644BC0#644BC0

#644BC0 is a mid, vivid violet. Relative luminance 0.115; OKLCH L 50.4% C 0.175 H 288.3°. Best body text is #FFFFFF at 6.35:1 contrast (WCAG AA passes).

Color values

HEX	#644BC0
RGB	rgb(100, 75, 192)
HSL	hsl(253, 48%, 52%)
HSV	hsv(253, 61%, 75%)
CMYK	cmyk(47.9%, 60.9%, 0%, 24.7%)
CIE-LAB	lab(40.49, 39.79, -58.11)
CIE-LCH	lch(40.49, 70.43, 304.40°)
OKLab	oklab(50.37% 0.055 -0.1662)
OKLCH	oklch(50.37% 0.175 288.3)
XYZ	xyz(17.2833, 11.5465, 51.1770)
Luminance	0.1155 (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

#644BC0 #A7C04B

analogous

#4B6CC0 #644BC0 #9F4BC0

triadic

#644BC0 #C0644B #4BC064

tetradic

#644BC0 #C04B6C #A7C04B #4BC09F

square

#644BC0 #C04B6C #A7C04B #4BC09F

split-complementary

#644BC0 #C09F4B #6CC04B

monochromatic

#34256B #4B3598 #644BC0 #8B78D0 #B2A6E0

Accessibility & contrast

On white

6.35

#644BC0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.31

#644BC0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #644BC0

6.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##644BC0	#FFFFFF	#000000	##FFFFFF
##644BC0	1.00	6.35	3.31	6.35
#FFFFFF	6.35	1.00	21.00	1.00
#000000	3.31	21.00	1.00	21.00
##FFFFFF	6.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0062C4

Deuteranopia (green-blind)

#005CBE

Tritanopia (blue-blind)

#45667E

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #644bc0;
/* rgb */ color: rgb(100, 75, 192);
/* oklch */ color: oklch(50.4% 0.175 288.3);

Tailwind

colors: {
  custom: {
    50: '#977ed4',
    500: '#644bc0',
    950: '#000000',
  },
}

SCSS

$custom: #644bc0;
$custom-light: #977ed4;
$custom-dark: #000000;

JSON

{
  "hex": "#644bc0",
  "rgb": {
    "r": 100,
    "g": 75,
    "b": 192
  },
  "hsl": {
    "h": 252.821,
    "s": 48.148,
    "l": 52.353
  },
  "oklch": {
    "l": 0.50372,
    "c": 0.17505,
    "h": 288.3
  },
  "luminance": 0.11547
}

Semantic roles & 50–950 ramp

primary

#644BC0

secondary

#C2CD9A

accent

#D850BB

background

#F9F7FD

surface

#F2EEFA

border

#CCC9D3

text

#0E0A14

muted

#7E7C83

Preview Lab

Preview with #644BC0

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

Preview Lab → · Contrast checker → · Palette generator →