#644ADA#644ADA

#644ADA is a mid, highly saturated violet. Relative luminance 0.127; OKLCH L 52.3% C 0.209 H 284.8°. Best body text is #FFFFFF at 5.94:1 contrast (WCAG AA passes).

Color values

HEX	#644ADA
RGB	rgb(100, 74, 218)
HSL	hsl(251, 66%, 57%)
HSV	hsv(251, 66%, 85%)
CMYK	cmyk(54.1%, 66.1%, 0%, 14.5%)
CIE-LAB	lab(42.26, 48.03, -70.25)
CIE-LCH	lch(42.26, 85.10, 304.36°)
OKLab	oklab(52.28% 0.0535 -0.2019)
OKLCH	oklch(52.28% 0.209 284.8)
XYZ	xyz(20.3554, 12.6677, 67.6886)
Luminance	0.1267 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#644ADA #C0DA4A

analogous

#4A78DA #644ADA #AC4ADA

triadic

#644ADA #DA644A #4ADA64

tetradic

#644ADA #DA4A78 #C0DA4A #4ADAAC

square

#644ADA #DA4A78 #C0DA4A #4ADAAC

split-complementary

#644ADA #DAAC4A #78DA4A

monochromatic

#311D8D #4327C0 #644ADA #907DE4 #BBB0EF

Accessibility & contrast

On white

5.94

#644ADA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.53

#644ADA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #644ADA

5.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##644ADA	#FFFFFF	#000000	##FFFFFF
##644ADA	1.00	5.94	3.53	5.94
#FFFFFF	5.94	1.00	21.00	1.00
#000000	3.53	21.00	1.00	21.00
##FFFFFF	5.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0068DE

Deuteranopia (green-blind)

#005FD7

Tritanopia (blue-blind)

#306E8C

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #644ada;
/* rgb */ color: rgb(100, 74, 218);
/* oklch */ color: oklch(52.3% 0.209 284.8);

Tailwind

colors: {
  custom: {
    50: '#9b7ee7',
    500: '#644ada',
    950: '#000000',
  },
}

SCSS

$custom: #644ada;
$custom-light: #9b7ee7;
$custom-dark: #000000;

JSON

{
  "hex": "#644ada",
  "rgb": {
    "r": 100,
    "g": 74,
    "b": 218
  },
  "hsl": {
    "h": 250.833,
    "s": 66.055,
    "l": 57.255
  },
  "oklch": {
    "l": 0.5228,
    "c": 0.20884,
    "h": 284.8
  },
  "luminance": 0.12669
}

Semantic roles & 50–950 ramp

primary

#644ADA

secondary

#D3DDA3

accent

#E93FCA

background

#FAF7FE

surface

#F4EEFD

border

#CEC9D5

text

#0F0A16

muted

#7F7C84

Preview Lab

Preview with #644ADA

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

Preview Lab → · Contrast checker → · Palette generator →