#644DBD#644DBD

#644DBD is a mid, vivid violet. Relative luminance 0.117; OKLCH L 50.5% C 0.168 H 288.3°. Best body text is #FFFFFF at 6.29:1 contrast (WCAG AA passes).

Color values

HEX	#644DBD
RGB	rgb(100, 77, 189)
HSL	hsl(252, 46%, 52%)
HSV	hsv(252, 59%, 74%)
CMYK	cmyk(47.1%, 59.3%, 0%, 25.9%)
CIE-LAB	lab(40.72, 37.74, -55.98)
CIE-LCH	lch(40.72, 67.51, 303.98°)
OKLab	oklab(50.48% 0.0529 -0.1599)
OKLCH	oklch(50.48% 0.168 288.3)
XYZ	xyz(17.0921, 11.6905, 49.4902)
Luminance	0.1169 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 5.18

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#644DBD #A6BD4D

analogous

#4D6EBD #644DBD #9C4DBD

triadic

#644DBD #BD644D #4DBD64

tetradic

#644DBD #BD4D6E #A6BD4D #4DBD9C

square

#644DBD #BD4D6E #A6BD4D #4DBD9C

split-complementary

#644DBD #BD9C4D #6EBD4D

monochromatic

#342769 #4B3795 #644DBD #8B7ACE #B2A6DE

Accessibility & contrast

On white

6.29

#644DBD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.34

#644DBD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #644DBD

6.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##644DBD	#FFFFFF	#000000	##FFFFFF
##644DBD	1.00	6.29	3.34	6.29
#FFFFFF	6.29	1.00	21.00	1.00
#000000	3.34	21.00	1.00	21.00
##FFFFFF	6.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0062C1

Deuteranopia (green-blind)

#005DBB

Tritanopia (blue-blind)

#47667D

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #644dbd;
/* rgb */ color: rgb(100, 77, 189);
/* oklch */ color: oklch(50.5% 0.168 288.3);

Tailwind

colors: {
  custom: {
    50: '#9780d2',
    500: '#644dbd',
    950: '#000000',
  },
}

SCSS

$custom: #644dbd;
$custom-light: #9780d2;
$custom-dark: #000000;

JSON

{
  "hex": "#644dbd",
  "rgb": {
    "r": 100,
    "g": 77,
    "b": 189
  },
  "hsl": {
    "h": 252.321,
    "s": 45.902,
    "l": 52.157
  },
  "oklch": {
    "l": 0.50476,
    "c": 0.16844,
    "h": 288.3
  },
  "luminance": 0.11691
}

Semantic roles & 50–950 ramp

primary

#644DBD

secondary

#C1CB9A

accent

#D652BB

background

#F9F7FD

surface

#F2EEFA

border

#CCC9D3

text

#0E0A14

muted

#7E7C83

Preview Lab

Preview with #644DBD

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

Preview Lab → · Contrast checker → · Palette generator →