#644CD5#644CD5

#644CD5 is a mid, highly saturated violet. Relative luminance 0.127; OKLCH L 52.2% C 0.200 H 285.1°. Best body text is #FFFFFF at 5.94:1 contrast (WCAG AA passes).

Color values

HEX	#644CD5
RGB	rgb(100, 76, 213)
HSL	hsl(251, 62%, 57%)
HSV	hsv(251, 64%, 84%)
CMYK	cmyk(53.1%, 64.3%, 0%, 16.5%)
CIE-LAB	lab(42.28, 45.43, -67.35)
CIE-LCH	lch(42.28, 81.24, 304.00°)
OKLab	oklab(52.17% 0.0522 -0.1933)
OKLCH	oklch(52.17% 0.2 285.1)
XYZ	xyz(19.8466, 12.6812, 64.3398)
Luminance	0.1268 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#644CD5 #BDD54C

analogous

#4C79D5 #644CD5 #A94CD5

triadic

#644CD5 #D5644C #4CD564

tetradic

#644CD5 #D54C79 #BDD54C #4CD5A9

square

#644CD5 #D54C79 #BDD54C #4CD5A9

split-complementary

#644CD5 #D5A94C #79D54C

monochromatic

#322087 #442BB9 #644CD5 #8F7EE1 #BAAFEC

Accessibility & contrast

On white

5.94

#644CD5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.54

#644CD5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #644CD5

5.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##644CD5	#FFFFFF	#000000	##FFFFFF
##644CD5	1.00	5.94	3.54	5.94
#FFFFFF	5.94	1.00	21.00	1.00
#000000	3.54	21.00	1.00	21.00
##FFFFFF	5.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0068D9

Deuteranopia (green-blind)

#0060D2

Tritanopia (blue-blind)

#356E8A

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #644cd5;
/* rgb */ color: rgb(100, 76, 213);
/* oklch */ color: oklch(52.2% 0.200 285.1);

Tailwind

colors: {
  custom: {
    50: '#9a7fe3',
    500: '#644cd5',
    950: '#000000',
  },
}

SCSS

$custom: #644cd5;
$custom-light: #9a7fe3;
$custom-dark: #000000;

JSON

{
  "hex": "#644cd5",
  "rgb": {
    "r": 100,
    "g": 76,
    "b": 213
  },
  "hsl": {
    "h": 250.511,
    "s": 61.991,
    "l": 56.667
  },
  "oklch": {
    "l": 0.52172,
    "c": 0.20028,
    "h": 285.1
  },
  "luminance": 0.12682
}

Semantic roles & 50–950 ramp

primary

#644CD5

secondary

#D1DAA2

accent

#E543C9

background

#FAF7FE

surface

#F3EEFC

border

#CDC9D5

text

#0F0A16

muted

#7F7C84

Preview Lab

Preview with #644CD5

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

Preview Lab → · Contrast checker → · Palette generator →