#644FD2#644FD2

#644FD2 is a mid, vivid blue. Relative luminance 0.130; OKLCH L 52.4% C 0.193 H 284.9°. Best body text is #FFFFFF at 5.85:1 contrast (WCAG AA passes).

Color values

HEX	#644FD2
RGB	rgb(100, 79, 210)
HSL	hsl(250, 59%, 57%)
HSV	hsv(250, 62%, 82%)
CMYK	cmyk(52.4%, 62.4%, 0%, 17.6%)
CIE-LAB	lab(42.69, 42.82, -64.95)
CIE-LCH	lch(42.69, 77.80, 303.39°)
OKLab	oklab(52.4% 0.0496 -0.1863)
OKLCH	oklch(52.4% 0.193 284.9)
XYZ	xyz(19.6809, 12.9534, 62.4235)
Luminance	0.1295 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#644FD2 #BDD24F

analogous

#4F7CD2 #644FD2 #A54FD2

triadic

#644FD2 #D2644F #4FD264

tetradic

#644FD2 #D24F7C #BDD24F #4FD2A5

square

#644FD2 #D24F7C #BDD24F #4FD2A5

split-complementary

#644FD2 #D2A54F #7CD24F

monochromatic

#322285 #442EB5 #644FD2 #8F80DE #BAB0EB

Accessibility & contrast

On white

5.85

#644FD2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.59

#644FD2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #644FD2

5.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##644FD2	#FFFFFF	#000000	##FFFFFF
##644FD2	1.00	5.85	3.59	5.85
#FFFFFF	5.85	1.00	21.00	1.00
#000000	3.59	21.00	1.00	21.00
##FFFFFF	5.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0069D6

Deuteranopia (green-blind)

#0061CF

Tritanopia (blue-blind)

#376F89

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #644fd2;
/* rgb */ color: rgb(100, 79, 210);
/* oklch */ color: oklch(52.4% 0.193 284.9);

Tailwind

colors: {
  custom: {
    50: '#9981e1',
    500: '#644fd2',
    950: '#000000',
  },
}

SCSS

$custom: #644fd2;
$custom-light: #9981e1;
$custom-dark: #000000;

JSON

{
  "hex": "#644fd2",
  "rgb": {
    "r": 100,
    "g": 79,
    "b": 210
  },
  "hsl": {
    "h": 249.618,
    "s": 59.276,
    "l": 56.667
  },
  "oklch": {
    "l": 0.52401,
    "c": 0.19279,
    "h": 284.9
  },
  "luminance": 0.12954
}

Semantic roles & 50–950 ramp

primary

#644FD2

secondary

#D1D9A4

accent

#E245C9

background

#FAF8FD

surface

#F3EFFB

border

#CDCAD4

text

#0F0A15

muted

#7F7C83

Preview Lab

Preview with #644FD2

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

Preview Lab → · Contrast checker → · Palette generator →