#644FCD#644FCD

#644FCD is a mid, vivid violet. Relative luminance 0.127; OKLCH L 52.0% C 0.186 H 285.5°. Best body text is #FFFFFF at 5.93:1 contrast (WCAG AA passes).

Color values

HEX	#644FCD
RGB	rgb(100, 79, 205)
HSL	hsl(250, 56%, 56%)
HSV	hsv(250, 61%, 80%)
CMYK	cmyk(51.2%, 61.5%, 0%, 19.6%)
CIE-LAB	lab(42.32, 41.32, -62.68)
CIE-LCH	lch(42.32, 75.07, 303.39°)
OKLab	oklab(52.01% 0.05 -0.1796)
OKLCH	oklch(52.01% 0.186 285.5)
XYZ	xyz(19.0677, 12.7081, 59.1940)
Luminance	0.1271 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#644FCD #B8CD4F

analogous

#4F79CD #644FCD #A34FCD

triadic

#644FCD #CD644F #4FCD64

tetradic

#644FCD #CD4F79 #B8CD4F #4FCDA3

square

#644FCD #CD4F79 #B8CD4F #4FCDA3

split-complementary

#644FCD #CDA34F #79CD4F

monochromatic

#33247E #4631AE #644FCD #8E7FDB #B8AEE8

Accessibility & contrast

On white

5.93

#644FCD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.54

#644FCD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #644FCD

5.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##644FCD	#FFFFFF	#000000	##FFFFFF
##644FCD	1.00	5.93	3.54	5.93
#FFFFFF	5.93	1.00	21.00	1.00
#000000	3.54	21.00	1.00	21.00
##FFFFFF	5.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0067D1

Deuteranopia (green-blind)

#0060CA

Tritanopia (blue-blind)

#3C6D86

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #644fcd;
/* rgb */ color: rgb(100, 79, 205);
/* oklch */ color: oklch(52.0% 0.186 285.5);

Tailwind

colors: {
  custom: {
    50: '#9981dd',
    500: '#644fcd',
    950: '#000000',
  },
}

SCSS

$custom: #644fcd;
$custom-light: #9981dd;
$custom-dark: #000000;

JSON

{
  "hex": "#644fcd",
  "rgb": {
    "r": 100,
    "g": 79,
    "b": 205
  },
  "hsl": {
    "h": 250,
    "s": 55.752,
    "l": 55.686
  },
  "oklch": {
    "l": 0.52012,
    "c": 0.18644,
    "h": 285.5
  },
  "luminance": 0.12709
}

Semantic roles & 50–950 ramp

primary

#644FCD

secondary

#CDD6A2

accent

#DF49C6

background

#F9F7FD

surface

#F2EEFB

border

#CCC9D4

text

#0F0A15

muted

#7E7C83

Preview Lab

Preview with #644FCD

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

Preview Lab → · Contrast checker → · Palette generator →