#644BD8#644BD8

#644BD8 is a mid, highly saturated violet. Relative luminance 0.127; OKLCH L 52.3% C 0.205 H 284.9°. Best body text is #FFFFFF at 5.93:1 contrast (WCAG AA passes).

Color values

HEX	#644BD8
RGB	rgb(100, 75, 216)
HSL	hsl(251, 64%, 57%)
HSV	hsv(251, 65%, 85%)
CMYK	cmyk(53.7%, 65.3%, 0%, 15.3%)
CIE-LAB	lab(42.30, 46.88, -69.03)
CIE-LCH	lch(42.30, 83.44, 304.19°)
OKLab	oklab(52.26% 0.0528 -0.1983)
OKLCH	oklch(52.26% 0.205 284.9)
XYZ	xyz(20.1625, 12.6982, 66.3410)
Luminance	0.1270 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#644BD8 #BFD84B

analogous

#4B79D8 #644BD8 #AA4BD8

triadic

#644BD8 #D8644B #4BD864

tetradic

#644BD8 #D84B79 #BFD84B #4BD8AA

square

#644BD8 #D84B79 #BFD84B #4BD8AA

split-complementary

#644BD8 #D8AA4B #79D84B

monochromatic

#311E8B #4329BD #644BD8 #8F7DE3 #BBB0EE

Accessibility & contrast

On white

5.93

#644BD8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.54

#644BD8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #644BD8

5.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##644BD8	#FFFFFF	#000000	##FFFFFF
##644BD8	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)

#0068DC

Deuteranopia (green-blind)

#005FD5

Tritanopia (blue-blind)

#326E8B

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #644bd8;
/* rgb */ color: rgb(100, 75, 216);
/* oklch */ color: oklch(52.3% 0.205 284.9);

Tailwind

colors: {
  custom: {
    50: '#9a7fe5',
    500: '#644bd8',
    950: '#000000',
  },
}

SCSS

$custom: #644bd8;
$custom-light: #9a7fe5;
$custom-dark: #000000;

JSON

{
  "hex": "#644bd8",
  "rgb": {
    "r": 100,
    "g": 75,
    "b": 216
  },
  "hsl": {
    "h": 250.638,
    "s": 64.384,
    "l": 57.059
  },
  "oklch": {
    "l": 0.52264,
    "c": 0.2052,
    "h": 284.9
  },
  "luminance": 0.12699
}

Semantic roles & 50–950 ramp

primary

#644BD8

secondary

#D2DCA3

accent

#E740CA

background

#FAF7FE

surface

#F4EEFC

border

#CEC9D5

text

#0F0A16

muted

#7F7C84

Preview Lab

Preview with #644BD8

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

Preview Lab → · Contrast checker → · Palette generator →