#644BDA#644BDA

#644BDA is a mid, highly saturated violet. Relative luminance 0.128; OKLCH L 52.4% C 0.208 H 284.7°. Best body text is #FFFFFF at 5.90:1 contrast (WCAG AA passes).

Color values

HEX	#644BDA
RGB	rgb(100, 75, 218)
HSL	hsl(250, 66%, 57%)
HSV	hsv(250, 66%, 85%)
CMYK	cmyk(54.1%, 65.6%, 0%, 14.5%)
CIE-LAB	lab(42.46, 47.48, -69.91)
CIE-LCH	lch(42.46, 84.51, 304.18°)
OKLab	oklab(52.43% 0.0526 -0.2009)
OKLCH	oklch(52.43% 0.208 284.7)
XYZ	xyz(20.4227, 12.8023, 67.7110)
Luminance	0.1280 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#644BDA #C1DA4B

analogous

#4B79DA #644BDA #AC4BDA

triadic

#644BDA #DA644B #4BDA64

tetradic

#644BDA #DA4B79 #C1DA4B #4BDAAC

square

#644BDA #DA4B79 #C1DA4B #4BDAAC

split-complementary

#644BDA #DAAC4B #79DA4B

monochromatic

#311D8E #4228C0 #644BDA #907EE4 #BBB1EF

Accessibility & contrast

On white

5.90

#644BDA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.56

#644BDA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #644BDA

5.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##644BDA	#FFFFFF	#000000	##FFFFFF
##644BDA	1.00	5.90	3.56	5.90
#FFFFFF	5.90	1.00	21.00	1.00
#000000	3.56	21.00	1.00	21.00
##FFFFFF	5.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0068DE

Deuteranopia (green-blind)

#0060D7

Tritanopia (blue-blind)

#306F8C

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #644bda;
/* rgb */ color: rgb(100, 75, 218);
/* oklch */ color: oklch(52.4% 0.208 284.7);

Tailwind

colors: {
  custom: {
    50: '#9b7fe6',
    500: '#644bda',
    950: '#000000',
  },
}

SCSS

$custom: #644bda;
$custom-light: #9b7fe6;
$custom-dark: #000000;

JSON

{
  "hex": "#644bda",
  "rgb": {
    "r": 100,
    "g": 75,
    "b": 218
  },
  "hsl": {
    "h": 250.49,
    "s": 65.899,
    "l": 57.451
  },
  "oklch": {
    "l": 0.52428,
    "c": 0.20765,
    "h": 284.7
  },
  "luminance": 0.12803
}

Semantic roles & 50–950 ramp

primary

#644BDA

secondary

#D3DDA4

accent

#E93FCB

background

#FAF7FE

surface

#F4EEFD

border

#CEC9D5

text

#0F0A16

muted

#7F7C84

Preview Lab

Preview with #644BDA

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

Preview Lab → · Contrast checker → · Palette generator →