#644ECE#644ECE

#644ECE is a mid, vivid violet. Relative luminance 0.126; OKLCH L 51.9% C 0.189 H 285.6°. Best body text is #FFFFFF at 5.96:1 contrast (WCAG AA passes).

Color values

HEX	#644ECE
RGB	rgb(100, 78, 206)
HSL	hsl(250, 57%, 56%)
HSV	hsv(250, 62%, 81%)
CMYK	cmyk(51.5%, 62.1%, 0%, 19.2%)
CIE-LAB	lab(42.17, 42.20, -63.49)
CIE-LCH	lch(42.17, 76.24, 303.61°)
OKLab	oklab(51.93% 0.0509 -0.182)
OKLCH	oklch(51.93% 0.189 285.6)
XYZ	xyz(19.1172, 12.6134, 59.8078)
Luminance	0.1261 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#644ECE #B8CE4E

analogous

#4E78CE #644ECE #A44ECE

triadic

#644ECE #CE644E #4ECE64

tetradic

#644ECE #CE4E78 #B8CE4E #4ECEA4

square

#644ECE #CE4E78 #B8CE4E #4ECEA4

split-complementary

#644ECE #CEA44E #78CE4E

monochromatic

#33237F #4630AE #644ECE #8E7EDB #B8AEE9

Accessibility & contrast

On white

5.96

#644ECE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.52

#644ECE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #644ECE

5.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##644ECE	#FFFFFF	#000000	##FFFFFF
##644ECE	1.00	5.96	3.52	5.96
#FFFFFF	5.96	1.00	21.00	1.00
#000000	3.52	21.00	1.00	21.00
##FFFFFF	5.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0067D2

Deuteranopia (green-blind)

#0060CB

Tritanopia (blue-blind)

#3B6D87

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #644ece;
/* rgb */ color: rgb(100, 78, 206);
/* oklch */ color: oklch(51.9% 0.189 285.6);

Tailwind

colors: {
  custom: {
    50: '#9981de',
    500: '#644ece',
    950: '#000000',
  },
}

SCSS

$custom: #644ece;
$custom-light: #9981de;
$custom-dark: #000000;

JSON

{
  "hex": "#644ece",
  "rgb": {
    "r": 100,
    "g": 78,
    "b": 206
  },
  "hsl": {
    "h": 250.313,
    "s": 56.637,
    "l": 55.686
  },
  "oklch": {
    "l": 0.51929,
    "c": 0.189,
    "h": 285.6
  },
  "luminance": 0.12614
}

Semantic roles & 50–950 ramp

primary

#644ECE

secondary

#CDD7A1

accent

#E048C6

background

#F9F7FD

surface

#F2EEFB

border

#CCC9D4

text

#0F0A15

muted

#7E7C83

Preview Lab

Preview with #644ECE

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

Preview Lab → · Contrast checker → · Palette generator →