#644AD9#644AD9

#644AD9 is a mid, highly saturated violet. Relative luminance 0.126; OKLCH L 52.2% C 0.208 H 285.0°. Best body text is #FFFFFF at 5.96:1 contrast (WCAG AA passes).

Color values

HEX	#644AD9
RGB	rgb(100, 74, 217)
HSL	hsl(251, 65%, 57%)
HSV	hsv(251, 66%, 85%)
CMYK	cmyk(53.9%, 65.9%, 0%, 14.9%)
CIE-LAB	lab(42.18, 47.74, -69.81)
CIE-LCH	lch(42.18, 84.57, 304.37°)
OKLab	oklab(52.2% 0.0536 -0.2006)
OKLCH	oklch(52.2% 0.208 285)
XYZ	xyz(20.2249, 12.6155, 67.0015)
Luminance	0.1262 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#644AD9 #BFD94A

analogous

#4A78D9 #644AD9 #AC4AD9

triadic

#644AD9 #D9644A #4AD964

tetradic

#644AD9 #D94A78 #BFD94A #4AD9AC

square

#644AD9 #D94A78 #BFD94A #4AD9AC

split-complementary

#644AD9 #D9AC4A #78D94A

monochromatic

#311D8B #4328BE #644AD9 #8F7DE4 #BBAFEE

Accessibility & contrast

On white

5.96

#644AD9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.52

#644AD9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #644AD9

5.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##644AD9	#FFFFFF	#000000	##FFFFFF
##644AD9	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)

#0068DD

Deuteranopia (green-blind)

#005FD6

Tritanopia (blue-blind)

#316E8B

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #644ad9;
/* rgb */ color: rgb(100, 74, 217);
/* oklch */ color: oklch(52.2% 0.208 285.0);

Tailwind

colors: {
  custom: {
    50: '#9b7ee6',
    500: '#644ad9',
    950: '#000000',
  },
}

SCSS

$custom: #644ad9;
$custom-light: #9b7ee6;
$custom-dark: #000000;

JSON

{
  "hex": "#644ad9",
  "rgb": {
    "r": 100,
    "g": 74,
    "b": 217
  },
  "hsl": {
    "h": 250.909,
    "s": 65.297,
    "l": 57.059
  },
  "oklch": {
    "l": 0.52197,
    "c": 0.20761,
    "h": 285
  },
  "luminance": 0.12617
}

Semantic roles & 50–950 ramp

primary

#644AD9

secondary

#D2DCA2

accent

#E840CA

background

#FAF7FE

surface

#F4EEFC

border

#CEC9D5

text

#0F0A16

muted

#7F7C84

Preview Lab

Preview with #644AD9

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

Preview Lab → · Contrast checker → · Palette generator →