#644CD7#644CD7

#644CD7 is a mid, highly saturated violet. Relative luminance 0.128; OKLCH L 52.3% C 0.203 H 284.9°. Best body text is #FFFFFF at 5.90:1 contrast (WCAG AA passes).

Color values

HEX	#644CD7
RGB	rgb(100, 76, 215)
HSL	hsl(250, 63%, 57%)
HSV	hsv(250, 65%, 84%)
CMYK	cmyk(53.5%, 64.7%, 0%, 15.7%)
CIE-LAB	lab(42.44, 46.02, -68.24)
CIE-LCH	lch(42.44, 82.31, 304.00°)
OKLab	oklab(52.33% 0.052 -0.196)
OKLCH	oklch(52.33% 0.203 284.9)
XYZ	xyz(20.1020, 12.7834, 65.6850)
Luminance	0.1278 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#644CD7 #BFD74C

analogous

#4C7AD7 #644CD7 #AA4CD7

triadic

#644CD7 #D7644C #4CD764

tetradic

#644CD7 #D74C7A #BFD74C #4CD7AA

square

#644CD7 #D74C7A #BFD74C #4CD7AA

split-complementary

#644CD7 #D7AA4C #7AD74C

monochromatic

#311F8A #432ABC #644CD7 #8F7EE2 #BBB0ED

Accessibility & contrast

On white

5.90

#644CD7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.56

#644CD7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #644CD7

5.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##644CD7	#FFFFFF	#000000	##FFFFFF
##644CD7	1.00	5.90	3.56	5.90
#FFFFFF	5.90	1.00	21.00	1.00
#000000	3.56	21.00	1.00	21.00
##FFFFFF	5.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0068DB

Deuteranopia (green-blind)

#0060D4

Tritanopia (blue-blind)

#336F8B

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #644cd7;
/* rgb */ color: rgb(100, 76, 215);
/* oklch */ color: oklch(52.3% 0.203 284.9);

Tailwind

colors: {
  custom: {
    50: '#9a7fe4',
    500: '#644cd7',
    950: '#000000',
  },
}

SCSS

$custom: #644cd7;
$custom-light: #9a7fe4;
$custom-dark: #000000;

JSON

{
  "hex": "#644cd7",
  "rgb": {
    "r": 100,
    "g": 76,
    "b": 215
  },
  "hsl": {
    "h": 250.36,
    "s": 63.47,
    "l": 57.059
  },
  "oklch": {
    "l": 0.52334,
    "c": 0.20277,
    "h": 284.9
  },
  "luminance": 0.12785
}

Semantic roles & 50–950 ramp

primary

#644CD7

secondary

#D2DCA3

accent

#E641CA

background

#FAF7FE

surface

#F3EEFC

border

#CDC9D5

text

#0F0A16

muted

#7F7C84

Preview Lab

Preview with #644CD7

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

Preview Lab → · Contrast checker → · Palette generator →