#644DD2#644DD2

#644DD2 is a mid, vivid violet. Relative luminance 0.127; OKLCH L 52.1% C 0.195 H 285.3°. Best body text is #FFFFFF at 5.94:1 contrast (WCAG AA passes).

Color values

HEX	#644DD2
RGB	rgb(100, 77, 210)
HSL	hsl(250, 60%, 56%)
HSV	hsv(250, 63%, 82%)
CMYK	cmyk(52.4%, 63.3%, 0%, 17.6%)
CIE-LAB	lab(42.26, 43.97, -65.66)
CIE-LCH	lch(42.26, 79.02, 303.81°)
OKLab	oklab(52.09% 0.0516 -0.1884)
OKLCH	oklch(52.09% 0.195 285.3)
XYZ	xyz(19.5388, 12.6692, 62.3761)
Luminance	0.1267 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#644DD2 #BBD24D

analogous

#4D79D2 #644DD2 #A74DD2

triadic

#644DD2 #D2644D #4DD264

tetradic

#644DD2 #D24D79 #BBD24D #4DD2A7

square

#644DD2 #D24D79 #BBD24D #4DD2A7

split-complementary

#644DD2 #D2A74D #79D24D

monochromatic

#322183 #452EB4 #644DD2 #8F7EDE #B9AFEB

Accessibility & contrast

On white

5.94

#644DD2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.53

#644DD2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #644DD2

5.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##644DD2	#FFFFFF	#000000	##FFFFFF
##644DD2	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)

#0067D6

Deuteranopia (green-blind)

#0060CF

Tritanopia (blue-blind)

#386D88

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #644dd2;
/* rgb */ color: rgb(100, 77, 210);
/* oklch */ color: oklch(52.1% 0.195 285.3);

Tailwind

colors: {
  custom: {
    50: '#9980e1',
    500: '#644dd2',
    950: '#000000',
  },
}

SCSS

$custom: #644dd2;
$custom-light: #9980e1;
$custom-dark: #000000;

JSON

{
  "hex": "#644dd2",
  "rgb": {
    "r": 100,
    "g": 77,
    "b": 210
  },
  "hsl": {
    "h": 250.376,
    "s": 59.641,
    "l": 56.275
  },
  "oklch": {
    "l": 0.52086,
    "c": 0.19531,
    "h": 285.3
  },
  "luminance": 0.1267
}

Semantic roles & 50–950 ramp

primary

#644DD2

secondary

#CFD9A2

accent

#E345C8

background

#FAF7FD

surface

#F3EEFB

border

#CDC9D4

text

#0F0A15

muted

#7F7C83

Preview Lab

Preview with #644DD2

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

Preview Lab → · Contrast checker → · Palette generator →