#644EBD#644EBD

#644EBD is a mid, vivid violet. Relative luminance 0.118; OKLCH L 50.6% C 0.167 H 288.0°. Best body text is #FFFFFF at 6.24:1 contrast (WCAG AA passes).

Color values

HEX	#644EBD
RGB	rgb(100, 78, 189)
HSL	hsl(252, 46%, 52%)
HSV	hsv(252, 59%, 74%)
CMYK	cmyk(47.1%, 58.7%, 0%, 25.9%)
CIE-LAB	lab(40.95, 37.15, -55.61)
CIE-LCH	lch(40.95, 66.88, 303.74°)
OKLab	oklab(50.64% 0.0518 -0.1588)
OKLCH	oklch(50.64% 0.167 288)
XYZ	xyz(17.1626, 11.8315, 49.5137)
Luminance	0.1183 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 5.42

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#644EBD #A7BD4E

analogous

#4E6FBD #644EBD #9C4EBD

triadic

#644EBD #BD644E #4EBD64

tetradic

#644EBD #BD4E6F #A7BD4E #4EBD9C

square

#644EBD #BD4E6F #A7BD4E #4EBD9C

split-complementary

#644EBD #BD9C4E #6FBD4E

monochromatic

#342769 #4B3896 #644EBD #8B7BCE #B2A7DE

Accessibility & contrast

On white

6.24

#644EBD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.37

#644EBD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #644EBD

6.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##644EBD	#FFFFFF	#000000	##FFFFFF
##644EBD	1.00	6.24	3.37	6.24
#FFFFFF	6.24	1.00	21.00	1.00
#000000	3.37	21.00	1.00	21.00
##FFFFFF	6.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0063C1

Deuteranopia (green-blind)

#005EBB

Tritanopia (blue-blind)

#47677E

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #644ebd;
/* rgb */ color: rgb(100, 78, 189);
/* oklch */ color: oklch(50.6% 0.167 288.0);

Tailwind

colors: {
  custom: {
    50: '#9680d2',
    500: '#644ebd',
    950: '#000000',
  },
}

SCSS

$custom: #644ebd;
$custom-light: #9680d2;
$custom-dark: #000000;

JSON

{
  "hex": "#644ebd",
  "rgb": {
    "r": 100,
    "g": 78,
    "b": 189
  },
  "hsl": {
    "h": 251.892,
    "s": 45.679,
    "l": 52.353
  },
  "oklch": {
    "l": 0.50643,
    "c": 0.16706,
    "h": 288
  },
  "luminance": 0.11832
}

Semantic roles & 50–950 ramp

primary

#644EBD

secondary

#C2CC9B

accent

#D552BB

background

#F9F7FD

surface

#F2EEFA

border

#CCC9D3

text

#0E0A14

muted

#7E7C83

Preview Lab

Preview with #644EBD

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

Preview Lab → · Contrast checker → · Palette generator →