#644BE1#644BE1

#644BE1 is a mid, highly saturated violet. Relative luminance 0.132; OKLCH L 53.0% C 0.216 H 283.8°. Best body text is #FFFFFF at 5.78:1 contrast (WCAG AA passes).

Color values

HEX#644BE1
RGBrgb(100, 75, 225)
HSLhsl(250, 71%, 59%)
HSVhsv(250, 67%, 88%)
CMYKcmyk(55.6%, 66.7%, 0%, 11.8%)
CIE-LABlab(43.03, 49.55, -72.98)
CIE-LCHlch(43.03, 88.21, 304.17°)
OKLaboklab(53.01% 0.0517 -0.2099)
OKLCHoklch(53.01% 0.216 283.8)
XYZxyz(21.3581, 13.1764, 72.6374)
Luminance0.1318 (WCAG relative)
Temperaturecool
Familyviolet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#644BE1 #C8E14B
analogous
#4B7DE1 #644BE1 #AF4BE1
triadic
#644BE1 #E1644B #4BE164
tetradic
#644BE1 #E14B7D #C8E14B #4BE1AF
square
#644BE1 #E14B7D #C8E14B #4BE1AF
split-complementary
#644BE1 #E1AF4B #7DE14B
monochromatic
#2F1998 #3F22CD #644BE1 #917FEA #BEB4F2

Accessibility & contrast

On white

5.78
#644BE1 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.64
#644BE1 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #644BE1
5.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##644BE1#FFFFFF#000000##FFFFFF
##644BE11.005.783.645.78
#FFFFFF5.781.0021.001.00
#0000003.6421.001.0021.00
##FFFFFF5.781.0021.001.00

Color blindness preview

Protanopia (red-blind)
#006AE6
Deuteranopia (green-blind)
#0061DE
Tritanopia (blue-blind)
#277190
Achromatopsia (no color)
#666666

Design tokens & code

CSS
--color: #644be1;
/* rgb */ color: rgb(100, 75, 225);
/* oklch */ color: oklch(53.0% 0.216 283.8);
Tailwind
colors: {
  custom: {
    50: '#9c7feb',
    500: '#644be1',
    950: '#000000',
  },
}
SCSS
$custom: #644be1;
$custom-light: #9c7feb;
$custom-dark: #000000;
JSON
{
  "hex": "#644be1",
  "rgb": {
    "r": 100,
    "g": 75,
    "b": 225
  },
  "hsl": {
    "h": 250,
    "s": 71.429,
    "l": 58.824
  },
  "oklch": {
    "l": 0.5301,
    "c": 0.21617,
    "h": 283.8
  },
  "luminance": 0.13178
}

Semantic roles & 50–950 ramp

primary
#644BE1
secondary
#D8E1A6
accent
#EE3AD0
background
#FAF7FE
surface
#F4EEFD
border
#CEC9D5
text
#0F0A16
muted
#7F7C84

Preview Lab

Preview with #644BE1

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

Preview Lab → · Contrast checker → · Palette generator →

#644BE1 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva