#644FF2#644FF2

#644FF2 is a mid, highly saturated blue. Relative luminance 0.147; OKLCH L 55.0% C 0.232 H 281.4°. Best body text is #FFFFFF at 5.33:1 contrast (WCAG AA passes).

Color values

HEX	#644FF2
RGB	rgb(100, 79, 242)
HSL	hsl(248, 86%, 63%)
HSV	hsv(248, 67%, 95%)
CMYK	cmyk(58.7%, 67.4%, 0%, 5.1%)
CIE-LAB	lab(45.23, 52.41, -78.98)
CIE-LCH	lch(45.23, 94.79, 303.57°)
OKLab	oklab(55.03% 0.046 -0.2275)
OKLCH	oklch(55.03% 0.232 281.4)
XYZ	xyz(24.0735, 14.7104, 85.5580)
Luminance	0.1471 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#644FF2 #DDF24F

analogous

#4F8BF2 #644FF2 #B54FF2

triadic

#644FF2 #F2644F #4FF264

tetradic

#644FF2 #F24F8B #DDF24F #4FF2B5

square

#644FF2 #F24F8B #DDF24F #4FF2B5

split-complementary

#644FF2 #F2B54F #8BF24F

monochromatic

#240EB9 #3216EE #644FF2 #9688F6 #C8C1FA

Accessibility & contrast

On white

5.33

#644FF2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.94

#644FF2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #644FF2

5.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##644FF2	#FFFFFF	#000000	##FFFFFF
##644FF2	1.00	5.33	3.94	5.33
#FFFFFF	5.33	1.00	21.00	1.00
#000000	3.94	21.00	1.00	21.00
##FFFFFF	5.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0071F7

Deuteranopia (green-blind)

#0065EF

Tritanopia (blue-blind)

#007A9A

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #644ff2;
/* rgb */ color: rgb(100, 79, 242);
/* oklch */ color: oklch(55.0% 0.232 281.4);

Tailwind

colors: {
  custom: {
    50: '#9e82f8',
    500: '#644ff2',
    950: '#000000',
  },
}

SCSS

$custom: #644ff2;
$custom-light: #9e82f8;
$custom-dark: #000000;

JSON

{
  "hex": "#644ff2",
  "rgb": {
    "r": 100,
    "g": 79,
    "b": 242
  },
  "hsl": {
    "h": 247.73,
    "s": 86.243,
    "l": 62.941
  },
  "oklch": {
    "l": 0.5503,
    "c": 0.23208,
    "h": 281.4
  },
  "luminance": 0.14712
}

Semantic roles & 50–950 ramp

primary

#644FF2

secondary

#E4ECB1

accent

#E303C6

background

#FAF8FF

surface

#F4EFFF

border

#CECAD7

text

#100B17

muted

#7F7C85

Preview Lab

Preview with #644FF2

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

Preview Lab → · Contrast checker → · Palette generator →