#A645D9#A645D9

#A645D9 is a mid, highly saturated violet. Relative luminance 0.174; OKLCH L 58.6% C 0.222 H 311.5°. Best body text is #FFFFFF at 4.69:1 contrast (WCAG AA passes).

Color values

HEX	#A645D9
RGB	rgb(166, 69, 217)
HSL	hsl(279, 66%, 56%)
HSV	hsv(279, 68%, 85%)
CMYK	cmyk(23.5%, 68.2%, 0%, 14.9%)
CIE-LAB	lab(48.73, 62.85, -58.84)
CIE-LCH	lch(48.73, 86.09, 316.89°)
OKLab	oklab(58.56% 0.147 -0.1662)
OKLCH	oklch(58.56% 0.222 311.5)
XYZ	xyz(30.3761, 17.3737, 67.3855)
Luminance	0.1737 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A645D9 #78D945

analogous

#5C45D9 #A645D9 #D945C2

triadic

#A645D9 #D9A645 #45D9A6

tetradic

#A645D9 #D95C45 #78D945 #45C2D9

square

#A645D9 #D95C45 #78D945 #45C2D9

split-complementary

#A645D9 #C2D945 #45D95C

monochromatic

#631C88 #8726BB #A645D9 #BE78E3 #D7ABEE

Accessibility & contrast

On white

4.69

#A645D9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.47

#A645D9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A645D9

4.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A645D9	#FFFFFF	#000000	##FFFFFF
##A645D9	1.00	4.69	4.47	4.69
#FFFFFF	4.69	1.00	21.00	1.00
#000000	4.47	21.00	1.00	21.00
##FFFFFF	4.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006FDD

Deuteranopia (green-blind)

#3376D6

Tritanopia (blue-blind)

#A0648A

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #a645d9;
/* rgb */ color: rgb(166, 69, 217);
/* oklch */ color: oklch(58.6% 0.222 311.5);

Tailwind

colors: {
  custom: {
    50: '#c580e5',
    500: '#a645d9',
    950: '#000000',
  },
}

SCSS

$custom: #a645d9;
$custom-light: #c580e5;
$custom-dark: #000000;

JSON

{
  "hex": "#a645d9",
  "rgb": {
    "r": 166,
    "g": 69,
    "b": 217
  },
  "hsl": {
    "h": 279.324,
    "s": 66.071,
    "l": 56.078
  },
  "oklch": {
    "l": 0.58563,
    "c": 0.22188,
    "h": 311.5
  },
  "luminance": 0.17373
}

Semantic roles & 50–950 ramp

primary

#A645D9

secondary

#B3DB9E

accent

#E93F79

background

#FCF8FE

surface

#F8EFFC

border

#D1CAD5

text

#130B16

muted

#827C84

Preview Lab

Preview with #A645D9

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

Preview Lab → · Contrast checker → · Palette generator →