#644DD5#644DD5

#644DD5 is a mid, vivid violet. Relative luminance 0.128; OKLCH L 52.3% C 0.199 H 284.9°. Best body text is #FFFFFF at 5.89:1 contrast (WCAG AA passes).

Color values

HEX	#644DD5
RGB	rgb(100, 77, 213)
HSL	hsl(250, 62%, 57%)
HSV	hsv(250, 64%, 84%)
CMYK	cmyk(53.1%, 63.8%, 0%, 16.5%)
CIE-LAB	lab(42.49, 44.86, -67.00)
CIE-LCH	lch(42.49, 80.64, 303.80°)
OKLab	oklab(52.33% 0.0513 -0.1923)
OKLCH	oklch(52.33% 0.199 284.9)
XYZ	xyz(19.9160, 12.8201, 64.3630)
Luminance	0.1282 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#644DD5 #BED54D

analogous

#4D7AD5 #644DD5 #A84DD5

triadic

#644DD5 #D5644D #4DD564

tetradic

#644DD5 #D54D7A #BED54D #4DD5A8

square

#644DD5 #D54D7A #BED54D #4DD5A8

split-complementary

#644DD5 #D5A84D #7AD54D

monochromatic

#322088 #442CB9 #644DD5 #8F7FE1 #BAB0EC

Accessibility & contrast

On white

5.89

#644DD5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.56

#644DD5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #644DD5

5.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##644DD5	#FFFFFF	#000000	##FFFFFF
##644DD5	1.00	5.89	3.56	5.89
#FFFFFF	5.89	1.00	21.00	1.00
#000000	3.56	21.00	1.00	21.00
##FFFFFF	5.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0068D9

Deuteranopia (green-blind)

#0060D2

Tritanopia (blue-blind)

#356E8A

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #644dd5;
/* rgb */ color: rgb(100, 77, 213);
/* oklch */ color: oklch(52.3% 0.199 284.9);

Tailwind

colors: {
  custom: {
    50: '#9a80e3',
    500: '#644dd5',
    950: '#000000',
  },
}

SCSS

$custom: #644dd5;
$custom-light: #9a80e3;
$custom-dark: #000000;

JSON

{
  "hex": "#644dd5",
  "rgb": {
    "r": 100,
    "g": 77,
    "b": 213
  },
  "hsl": {
    "h": 250.147,
    "s": 61.818,
    "l": 56.863
  },
  "oklch": {
    "l": 0.52326,
    "c": 0.19906,
    "h": 284.9
  },
  "luminance": 0.12821
}

Semantic roles & 50–950 ramp

primary

#644DD5

secondary

#D1DBA3

accent

#E543CA

background

#FAF7FE

surface

#F3EEFC

border

#CDC9D5

text

#0F0A16

muted

#7F7C84

Preview Lab

Preview with #644DD5

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

Preview Lab → · Contrast checker → · Palette generator →