#644CD9#644CD9

#644CD9 is a mid, highly saturated violet. Relative luminance 0.129; OKLCH L 52.5% C 0.205 H 284.6°. Best body text is #FFFFFF at 5.87:1 contrast (WCAG AA passes).

Color values

HEX	#644CD9
RGB	rgb(100, 76, 217)
HSL	hsl(250, 65%, 57%)
HSV	hsv(250, 65%, 85%)
CMYK	cmyk(53.9%, 65%, 0%, 14.9%)
CIE-LAB	lab(42.59, 46.62, -69.13)
CIE-LCH	lch(42.59, 83.38, 303.99°)
OKLab	oklab(52.5% 0.0518 -0.1986)
OKLCH	oklch(52.5% 0.205 284.6)
XYZ	xyz(20.3606, 12.8868, 67.0467)
Luminance	0.1289 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#644CD9 #C1D94C

analogous

#4C7AD9 #644CD9 #AB4CD9

triadic

#644CD9 #D9644C #4CD964

tetradic

#644CD9 #D94C7A #C1D94C #4CD9AB

square

#644CD9 #D94C7A #C1D94C #4CD9AB

split-complementary

#644CD9 #D9AB4C #7AD94C

monochromatic

#311E8D #4229BF #644CD9 #907EE4 #BBB1EE

Accessibility & contrast

On white

5.87

#644CD9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.58

#644CD9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #644CD9

5.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##644CD9	#FFFFFF	#000000	##FFFFFF
##644CD9	1.00	5.87	3.58	5.87
#FFFFFF	5.87	1.00	21.00	1.00
#000000	3.58	21.00	1.00	21.00
##FFFFFF	5.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0069DD

Deuteranopia (green-blind)

#0060D6

Tritanopia (blue-blind)

#316F8C

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #644cd9;
/* rgb */ color: rgb(100, 76, 217);
/* oklch */ color: oklch(52.5% 0.205 284.6);

Tailwind

colors: {
  custom: {
    50: '#9a80e6',
    500: '#644cd9',
    950: '#000000',
  },
}

SCSS

$custom: #644cd9;
$custom-light: #9a80e6;
$custom-dark: #000000;

JSON

{
  "hex": "#644cd9",
  "rgb": {
    "r": 100,
    "g": 76,
    "b": 217
  },
  "hsl": {
    "h": 250.213,
    "s": 64.977,
    "l": 57.451
  },
  "oklch": {
    "l": 0.52497,
    "c": 0.20523,
    "h": 284.6
  },
  "luminance": 0.12888
}

Semantic roles & 50–950 ramp

primary

#644CD9

secondary

#D3DDA4

accent

#E840CB

background

#FAF7FE

surface

#F4EEFC

border

#CEC9D5

text

#0F0A16

muted

#7F7C84

Preview Lab

Preview with #644CD9

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

Preview Lab → · Contrast checker → · Palette generator →