#644EDC#644EDC

#644EDC is a mid, highly saturated blue. Relative luminance 0.133; OKLCH L 53.0% C 0.207 H 283.9°. Best body text is #FFFFFF at 5.73:1 contrast (WCAG AA passes).

Color values

HEX	#644EDC
RGB	rgb(100, 78, 220)
HSL	hsl(249, 67%, 58%)
HSV	hsv(249, 65%, 86%)
CMYK	cmyk(54.5%, 64.5%, 0%, 13.7%)
CIE-LAB	lab(43.25, 46.39, -69.78)
CIE-LCH	lch(43.25, 83.79, 303.62°)
OKLab	oklab(53.04% 0.0496 -0.2005)
OKLCH	oklch(53.04% 0.207 283.9)
XYZ	xyz(20.8943, 13.3242, 69.1671)
Luminance	0.1333 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#644EDC #C6DC4E

analogous

#4E7FDC #644EDC #AB4EDC

triadic

#644EDC #DC644E #4EDC64

tetradic

#644EDC #DC4E7F #C6DC4E #4EDCAB

square

#644EDC #DC4E7F #C6DC4E #4EDCAB

split-complementary

#644EDC #DCAB4E #7FDC4E

monochromatic

#2F1D93 #4027C6 #644EDC #9181E6 #BDB4F0

Accessibility & contrast

On white

5.73

#644EDC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.67

#644EDC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #644EDC

5.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##644EDC	#FFFFFF	#000000	##FFFFFF
##644EDC	1.00	5.73	3.67	5.73
#FFFFFF	5.73	1.00	21.00	1.00
#000000	3.67	21.00	1.00	21.00
##FFFFFF	5.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006AE0

Deuteranopia (green-blind)

#0062D9

Tritanopia (blue-blind)

#2D718E

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #644edc;
/* rgb */ color: rgb(100, 78, 220);
/* oklch */ color: oklch(53.0% 0.207 283.9);

Tailwind

colors: {
  custom: {
    50: '#9b81e8',
    500: '#644edc',
    950: '#000000',
  },
}

SCSS

$custom: #644edc;
$custom-light: #9b81e8;
$custom-dark: #000000;

JSON

{
  "hex": "#644edc",
  "rgb": {
    "r": 100,
    "g": 78,
    "b": 220
  },
  "hsl": {
    "h": 249.296,
    "s": 66.981,
    "l": 58.431
  },
  "oklch": {
    "l": 0.53045,
    "c": 0.20653,
    "h": 283.9
  },
  "luminance": 0.13325
}

Semantic roles & 50–950 ramp

primary

#644EDC

secondary

#D6DFA7

accent

#EA3ECF

background

#FAF7FE

surface

#F4EEFD

border

#CEC9D5

text

#0F0A16

muted

#7F7C84

Preview Lab

Preview with #644EDC

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

Preview Lab → · Contrast checker → · Palette generator →