#A645B3#A645B3

#A645B3 is a mid, vivid purple. Relative luminance 0.156; OKLCH L 56.2% C 0.186 H 322.8°. Best body text is #FFFFFF at 5.09:1 contrast (WCAG AA passes).

Color values

HEX	#A645B3
RGB	rgb(166, 69, 179)
HSL	hsl(293, 44%, 49%)
HSV	hsv(293, 61%, 70%)
CMYK	cmyk(7.3%, 61.5%, 0%, 29.8%)
CIE-LAB	lab(46.47, 55.26, -40.47)
CIE-LCH	lch(46.47, 68.50, 323.78°)
OKLab	oklab(56.21% 0.1481 -0.1125)
OKLCH	oklch(56.21% 0.186 322.8)
XYZ	xyz(25.9899, 15.6193, 44.2849)
Luminance	0.1562 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A645B3 #52B345

analogous

#6F45B3 #A645B3 #B34589

triadic

#A645B3 #B3A645 #45B3A6

tetradic

#A645B3 #B36F45 #52B345 #4589B3

square

#A645B3 #B36F45 #52B345 #4589B3

split-complementary

#A645B3 #89B345 #45B36F

monochromatic

#54235B #7D3487 #A645B3 #BD6EC7 #D19AD8

Accessibility & contrast

On white

5.09

#A645B3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.12

#A645B3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A645B3

5.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A645B3	#FFFFFF	#000000	##FFFFFF
##A645B3	1.00	5.09	4.12	5.09
#FFFFFF	5.09	1.00	21.00	1.00
#000000	4.12	21.00	1.00	21.00
##FFFFFF	5.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2F67B6

Deuteranopia (green-blind)

#5472B0

Tritanopia (blue-blind)

#A85676

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #a645b3;
/* rgb */ color: rgb(166, 69, 179);
/* oklch */ color: oklch(56.2% 0.186 322.8);

Tailwind

colors: {
  custom: {
    50: '#c37fca',
    500: '#a645b3',
    950: '#000000',
  },
}

SCSS

$custom: #a645b3;
$custom-light: #c37fca;
$custom-dark: #000000;

JSON

{
  "hex": "#a645b3",
  "rgb": {
    "r": 166,
    "g": 69,
    "b": 179
  },
  "hsl": {
    "h": 292.909,
    "s": 44.355,
    "l": 48.627
  },
  "oklch": {
    "l": 0.56212,
    "c": 0.18597,
    "h": 322.8
  },
  "luminance": 0.15618
}

Semantic roles & 50–950 ramp

primary

#A645B3

secondary

#96C48F

accent

#D45463

background

#FCF8FC

surface

#F8EFF8

border

#D1CAD1

text

#130A13

muted

#827C82

Preview Lab

Preview with #A645B3

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

Preview Lab → · Contrast checker → · Palette generator →