#644AD4#644AD4

#644AD4 is a mid, highly saturated violet. Relative luminance 0.124; OKLCH L 51.8% C 0.201 H 285.6°. Best body text is #FFFFFF at 6.05:1 contrast (WCAG AA passes).

Color values

HEX	#644AD4
RGB	rgb(100, 74, 212)
HSL	hsl(251, 62%, 56%)
HSV	hsv(251, 65%, 83%)
CMYK	cmyk(52.8%, 65.1%, 0%, 16.9%)
CIE-LAB	lab(41.78, 46.26, -67.59)
CIE-LCH	lch(41.78, 81.90, 304.39°)
OKLab	oklab(51.79% 0.0542 -0.194)
OKLCH	oklch(51.79% 0.201 285.6)
XYZ	xyz(19.5844, 12.3593, 63.6282)
Luminance	0.1236 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#644AD4 #BAD44A

analogous

#4A75D4 #644AD4 #A94AD4

triadic

#644AD4 #D4644A #4AD464

tetradic

#644AD4 #D44A75 #BAD44A #4AD4A9

square

#644AD4 #D44A75 #BAD44A #4AD4A9

split-complementary

#644AD4 #D4A94A #75D44A

monochromatic

#321F84 #452BB6 #644AD4 #8E7BE0 #B9ADEB

Accessibility & contrast

On white

6.05

#644AD4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.47

#644AD4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #644AD4

6.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##644AD4	#FFFFFF	#000000	##FFFFFF
##644AD4	1.00	6.05	3.47	6.05
#FFFFFF	6.05	1.00	21.00	1.00
#000000	3.47	21.00	1.00	21.00
##FFFFFF	6.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0066D8

Deuteranopia (green-blind)

#005ED1

Tritanopia (blue-blind)

#366C88

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #644ad4;
/* rgb */ color: rgb(100, 74, 212);
/* oklch */ color: oklch(51.8% 0.201 285.6);

Tailwind

colors: {
  custom: {
    50: '#9a7ee2',
    500: '#644ad4',
    950: '#000000',
  },
}

SCSS

$custom: #644ad4;
$custom-light: #9a7ee2;
$custom-dark: #000000;

JSON

{
  "hex": "#644ad4",
  "rgb": {
    "r": 100,
    "g": 74,
    "b": 212
  },
  "hsl": {
    "h": 251.304,
    "s": 61.607,
    "l": 56.078
  },
  "oklch": {
    "l": 0.51788,
    "c": 0.20149,
    "h": 285.6
  },
  "luminance": 0.1236
}

Semantic roles & 50–950 ramp

primary

#644AD4

secondary

#CFD9A0

accent

#E543C6

background

#FAF7FE

surface

#F3EEFC

border

#CDC9D5

text

#0F0A15

muted

#7F7C84

Preview Lab

Preview with #644AD4

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

Preview Lab → · Contrast checker → · Palette generator →