#644CD4#644CD4

#644CD4 is a mid, vivid violet. Relative luminance 0.126; OKLCH L 52.1% C 0.199 H 285.2°. Best body text is #FFFFFF at 5.96:1 contrast (WCAG AA passes).

Color values

HEX	#644CD4
RGB	rgb(100, 76, 212)
HSL	hsl(251, 61%, 56%)
HSV	hsv(251, 64%, 83%)
CMYK	cmyk(52.8%, 64.2%, 0%, 16.9%)
CIE-LAB	lab(42.20, 45.13, -66.90)
CIE-LCH	lch(42.20, 80.70, 304.00°)
OKLab	oklab(52.09% 0.0524 -0.192)
OKLCH	oklch(52.09% 0.199 285.2)
XYZ	xyz(19.7201, 12.6306, 63.6734)
Luminance	0.1263 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#644CD4 #BCD44C

analogous

#4C78D4 #644CD4 #A84CD4

triadic

#644CD4 #D4644C #4CD464

tetradic

#644CD4 #D44C78 #BCD44C #4CD4A8

square

#644CD4 #D44C78 #BCD44C #4CD4A8

split-complementary

#644CD4 #D4A84C #78D44C

monochromatic

#322086 #442CB7 #644CD4 #8F7DE0 #B9AFEC

Accessibility & contrast

On white

5.96

#644CD4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.53

#644CD4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #644CD4

5.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##644CD4	#FFFFFF	#000000	##FFFFFF
##644CD4	1.00	5.96	3.53	5.96
#FFFFFF	5.96	1.00	21.00	1.00
#000000	3.53	21.00	1.00	21.00
##FFFFFF	5.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0067D8

Deuteranopia (green-blind)

#005FD1

Tritanopia (blue-blind)

#366E89

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #644cd4;
/* rgb */ color: rgb(100, 76, 212);
/* oklch */ color: oklch(52.1% 0.199 285.2);

Tailwind

colors: {
  custom: {
    50: '#9a7fe2',
    500: '#644cd4',
    950: '#000000',
  },
}

SCSS

$custom: #644cd4;
$custom-light: #9a7fe2;
$custom-dark: #000000;

JSON

{
  "hex": "#644cd4",
  "rgb": {
    "r": 100,
    "g": 76,
    "b": 212
  },
  "hsl": {
    "h": 250.588,
    "s": 61.261,
    "l": 56.471
  },
  "oklch": {
    "l": 0.52092,
    "c": 0.19905,
    "h": 285.2
  },
  "luminance": 0.12632
}

Semantic roles & 50–950 ramp

primary

#644CD4

secondary

#D0DAA2

accent

#E443C8

background

#FAF7FE

surface

#F3EEFC

border

#CDC9D5

text

#0F0A15

muted

#7F7C84

Preview Lab

Preview with #644CD4

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

Preview Lab → · Contrast checker → · Palette generator →