#644DE1#644DE1

#644DE1 is a mid, highly saturated blue. Relative luminance 0.135; OKLCH L 53.3% C 0.214 H 283.5°. Best body text is #FFFFFF at 5.69:1 contrast (WCAG AA passes).

Color values

HEX	#644DE1
RGB	rgb(100, 77, 225)
HSL	hsl(249, 71%, 59%)
HSV	hsv(249, 66%, 88%)
CMYK	cmyk(55.6%, 65.8%, 0%, 11.8%)
CIE-LAB	lab(43.44, 48.44, -72.32)
CIE-LCH	lch(43.44, 87.04, 303.82°)
OKLab	oklab(53.31% 0.05 -0.2079)
OKLCH	oklch(53.31% 0.214 283.5)
XYZ	xyz(21.4958, 13.4520, 72.6834)
Luminance	0.1345 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#644DE1 #CAE14D

analogous

#4D80E1 #644DE1 #AE4DE1

triadic

#644DE1 #E1644D #4DE164

tetradic

#644DE1 #E14D80 #CAE14D #4DE1AE

square

#644DE1 #E14D80 #CAE14D #4DE1AE

split-complementary

#644DE1 #E1AE4D #80E14D

monochromatic

#2E1A9A #3D23CE #644DE1 #9281EA #BFB6F3

Accessibility & contrast

On white

5.69

#644DE1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.69

#644DE1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #644DE1

5.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##644DE1	#FFFFFF	#000000	##FFFFFF
##644DE1	1.00	5.69	3.69	5.69
#FFFFFF	5.69	1.00	21.00	1.00
#000000	3.69	21.00	1.00	21.00
##FFFFFF	5.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006BE6

Deuteranopia (green-blind)

#0062DE

Tritanopia (blue-blind)

#267390

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #644de1;
/* rgb */ color: rgb(100, 77, 225);
/* oklch */ color: oklch(53.3% 0.214 283.5);

Tailwind

colors: {
  custom: {
    50: '#9c80eb',
    500: '#644de1',
    950: '#000000',
  },
}

SCSS

$custom: #644de1;
$custom-light: #9c80eb;
$custom-dark: #000000;

JSON

{
  "hex": "#644de1",
  "rgb": {
    "r": 100,
    "g": 77,
    "b": 225
  },
  "hsl": {
    "h": 249.324,
    "s": 71.154,
    "l": 59.216
  },
  "oklch": {
    "l": 0.53305,
    "c": 0.21386,
    "h": 283.5
  },
  "luminance": 0.13453
}

Semantic roles & 50–950 ramp

primary

#644DE1

secondary

#D9E2A8

accent

#EE3AD2

background

#FAF7FE

surface

#F4EEFD

border

#CEC9D5

text

#0F0A16

muted

#7F7C84

Preview Lab

Preview with #644DE1

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

Preview Lab → · Contrast checker → · Palette generator →