#644CE2#644CE2

#644CE2 is a mid, highly saturated blue. Relative luminance 0.134; OKLCH L 53.2% C 0.216 H 283.6°. Best body text is #FFFFFF at 5.72:1 contrast (WCAG AA passes).

Color values

HEX	#644CE2
RGB	rgb(100, 76, 226)
HSL	hsl(250, 72%, 59%)
HSV	hsv(250, 66%, 89%)
CMYK	cmyk(55.8%, 66.4%, 0%, 11.4%)
CIE-LAB	lab(43.31, 49.29, -73.09)
CIE-LCH	lch(43.31, 88.16, 304.00°)
OKLab	oklab(53.24% 0.0507 -0.2102)
OKLCH	oklch(53.24% 0.216 283.6)
XYZ	xyz(21.5632, 13.3679, 73.3808)
Luminance	0.1337 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#644CE2 #CAE24C

analogous

#4C7FE2 #644CE2 #AF4CE2

triadic

#644CE2 #E2644C #4CE264

tetradic

#644CE2 #E24C7F #CAE24C #4CE2AF

square

#644CE2 #E24C7F #CAE24C #4CE2AF

split-complementary

#644CE2 #E2AF4C #7FE24C

monochromatic

#2E199B #3D22CF #644CE2 #9281EB #BFB5F3

Accessibility & contrast

On white

5.72

#644CE2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.67

#644CE2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #644CE2

5.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##644CE2	#FFFFFF	#000000	##FFFFFF
##644CE2	1.00	5.72	3.67	5.72
#FFFFFF	5.72	1.00	21.00	1.00
#000000	3.67	21.00	1.00	21.00
##FFFFFF	5.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006BE7

Deuteranopia (green-blind)

#0061DF

Tritanopia (blue-blind)

#257291

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #644ce2;
/* rgb */ color: rgb(100, 76, 226);
/* oklch */ color: oklch(53.2% 0.216 283.6);

Tailwind

colors: {
  custom: {
    50: '#9c80ec',
    500: '#644ce2',
    950: '#000000',
  },
}

SCSS

$custom: #644ce2;
$custom-light: #9c80ec;
$custom-dark: #000000;

JSON

{
  "hex": "#644ce2",
  "rgb": {
    "r": 100,
    "g": 76,
    "b": 226
  },
  "hsl": {
    "h": 249.6,
    "s": 72.115,
    "l": 59.216
  },
  "oklch": {
    "l": 0.5324,
    "c": 0.21622,
    "h": 283.6
  },
  "luminance": 0.13369
}

Semantic roles & 50–950 ramp

primary

#644CE2

secondary

#D9E2A8

accent

#EF39D2

background

#FAF7FE

surface

#F4EEFD

border

#CEC9D5

text

#0F0A16

muted

#7F7C84

Preview Lab

Preview with #644CE2

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

Preview Lab → · Contrast checker → · Palette generator →