#A643D6#A643D6

#A643D6 is a mid, highly saturated purple. Relative luminance 0.170; OKLCH L 58.1% C 0.221 H 312.4°. Best body text is #FFFFFF at 4.78:1 contrast (WCAG AA passes).

Color values

HEX#A643D6
RGBrgb(166, 67, 214)
HSLhsl(280, 64%, 55%)
HSVhsv(280, 69%, 84%)
CMYKcmyk(22.4%, 68.7%, 0%, 16.1%)
CIE-LABlab(48.23, 63.08, -57.92)
CIE-LCHlch(48.23, 85.64, 317.44°)
OKLaboklab(58.15% 0.1494 -0.1635)
OKLCHoklch(58.15% 0.221 312.4)
XYZxyz(29.8685, 16.9772, 65.3088)
Luminance0.1698 (WCAG relative)
Temperaturecool
Familypurple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#A643D6 #73D643
analogous
#5C43D6 #A643D6 #D643BD
triadic
#A643D6 #D6A643 #43D6A6
tetradic
#A643D6 #D65C43 #73D643 #43BDD6
square
#A643D6 #D65C43 #73D643 #43BDD6
split-complementary
#A643D6 #BDD643 #43D65C
monochromatic
#611C82 #8627B4 #A643D6 #BE75E1 #D6A7EC

Accessibility & contrast

On white

4.78
#A643D6 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

4.40
#A643D6 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A643D6
4.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##A643D6#FFFFFF#000000##FFFFFF
##A643D61.004.784.404.78
#FFFFFF4.781.0021.001.00
#0000004.4021.001.0021.00
##FFFFFF4.781.0021.001.00

Color blindness preview

Protanopia (red-blind)
#006EDA
Deuteranopia (green-blind)
#3575D3
Tritanopia (blue-blind)
#A16288
Achromatopsia (no color)
#727272

Design tokens & code

CSS
--color: #a643d6;
/* rgb */ color: rgb(166, 67, 214);
/* oklch */ color: oklch(58.1% 0.221 312.4);
Tailwind
colors: {
  custom: {
    50: '#c57fe3',
    500: '#a643d6',
    950: '#000000',
  },
}
SCSS
$custom: #a643d6;
$custom-light: #c57fe3;
$custom-dark: #000000;
JSON
{
  "hex": "#a643d6",
  "rgb": {
    "r": 166,
    "g": 67,
    "b": 214
  },
  "hsl": {
    "h": 280.408,
    "s": 64.192,
    "l": 55.098
  },
  "oklch": {
    "l": 0.58146,
    "c": 0.22147,
    "h": 312.4
  },
  "luminance": 0.16976
}

Semantic roles & 50–950 ramp

primary
#A643D6
secondary
#B0D99C
accent
#E74177
background
#FCF8FE
surface
#F8EFFC
border
#D1CAD5
text
#130B16
muted
#827C84

Preview Lab

Preview with #A643D6

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

Preview Lab → · Contrast checker → · Palette generator →

#A643D6 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva