#644DBE#644DBE

#644DBE is a mid, vivid violet. Relative luminance 0.117; OKLCH L 50.5% C 0.170 H 288.1°. Best body text is #FFFFFF at 6.27:1 contrast (WCAG AA passes).

Color values

HEX	#644DBE
RGB	rgb(100, 77, 190)
HSL	hsl(252, 47%, 52%)
HSV	hsv(252, 59%, 75%)
CMYK	cmyk(47.4%, 59.5%, 0%, 25.5%)
CIE-LAB	lab(40.79, 38.03, -56.45)
CIE-LCH	lch(40.79, 68.07, 303.97°)
OKLab	oklab(50.55% 0.0528 -0.1613)
OKLCH	oklch(50.55% 0.17 288.1)
XYZ	xyz(17.2010, 11.7341, 50.0638)
Luminance	0.1173 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 5.14

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#644DBE #A7BE4D

analogous

#4D6FBE #644DBE #9C4DBE

triadic

#644DBE #BE644D #4DBE64

tetradic

#644DBE #BE4D6F #A7BE4D #4DBE9C

square

#644DBE #BE4D6F #A7BE4D #4DBE9C

split-complementary

#644DBE #BE9C4D #6FBE4D

monochromatic

#34276A #4B3797 #644DBE #8B7ACE #B2A7DF

Accessibility & contrast

On white

6.27

#644DBE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.35

#644DBE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #644DBE

6.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##644DBE	#FFFFFF	#000000	##FFFFFF
##644DBE	1.00	6.27	3.35	6.27
#FFFFFF	6.27	1.00	21.00	1.00
#000000	3.35	21.00	1.00	21.00
##FFFFFF	6.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0063C2

Deuteranopia (green-blind)

#005DBC

Tritanopia (blue-blind)

#47677E

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #644dbe;
/* rgb */ color: rgb(100, 77, 190);
/* oklch */ color: oklch(50.5% 0.170 288.1);

Tailwind

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

SCSS

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

JSON

{
  "hex": "#644dbe",
  "rgb": {
    "r": 100,
    "g": 77,
    "b": 190
  },
  "hsl": {
    "h": 252.212,
    "s": 46.502,
    "l": 52.353
  },
  "oklch": {
    "l": 0.5055,
    "c": 0.16974,
    "h": 288.1
  },
  "luminance": 0.11735
}

Semantic roles & 50–950 ramp

primary

#644DBE

secondary

#C2CC9B

accent

#D652BB

background

#F9F7FD

surface

#F2EEFA

border

#CCC9D3

text

#0E0A14

muted

#7E7C83

Preview Lab

Preview with #644DBE

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

Preview Lab → · Contrast checker → · Palette generator →