#645ADA#645ADA

#645ADA is a mid, vivid blue. Relative luminance 0.151; OKLCH L 54.8% C 0.189 H 281.7°. Best body text is #FFFFFF at 5.23:1 contrast (WCAG AA passes).

Color values

HEX	#645ADA
RGB	rgb(100, 90, 218)
HSL	hsl(245, 63%, 60%)
HSV	hsv(245, 59%, 85%)
CMYK	cmyk(54.1%, 58.7%, 0%, 14.5%)
CIE-LAB	lab(45.75, 38.80, -64.57)
CIE-LCH	lch(45.75, 75.33, 301.00°)
OKLab	oklab(54.82% 0.0383 -0.1851)
OKLCH	oklch(54.82% 0.189 281.7)
XYZ	xyz(21.5627, 15.0823, 68.0910)
Luminance	0.1508 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#645ADA #D0DA5A

analogous

#5A90DA #645ADA #A45ADA

triadic

#645ADA #DA645A #5ADA64

tetradic

#645ADA #DA5A90 #D0DA5A #5ADAA4

square

#645ADA #DA5A90 #D0DA5A #5ADAA4

split-complementary

#645ADA #DAA45A #90DA5A

monochromatic

#2B2298 #392DCA #645ADA #938CE5 #C2BEF0

Accessibility & contrast

On white

5.23

#645ADA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.02

#645ADA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #645ADA

5.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##645ADA	#FFFFFF	#000000	##FFFFFF
##645ADA	1.00	5.23	4.02	5.23
#FFFFFF	5.23	1.00	21.00	1.00
#000000	4.02	21.00	1.00	21.00
##FFFFFF	5.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0071DE

Deuteranopia (green-blind)

#0068D7

Tritanopia (blue-blind)

#2E7891

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #645ada;
/* rgb */ color: rgb(100, 90, 218);
/* oklch */ color: oklch(54.8% 0.189 281.7);

Tailwind

colors: {
  custom: {
    50: '#9a89e6',
    500: '#645ada',
    950: '#000000',
  },
}

SCSS

$custom: #645ada;
$custom-light: #9a89e6;
$custom-dark: #000000;

JSON

{
  "hex": "#645ada",
  "rgb": {
    "r": 100,
    "g": 90,
    "b": 218
  },
  "hsl": {
    "h": 244.688,
    "s": 63.366,
    "l": 60.392
  },
  "oklch": {
    "l": 0.54824,
    "c": 0.18906,
    "h": 281.7
  },
  "luminance": 0.15084
}

Semantic roles & 50–950 ramp

primary

#645ADA

secondary

#DDE0AF

accent

#CB1ABD

background

#FAF8FE

surface

#F3F0FC

border

#CDCBD5

text

#0F0B16

muted

#7F7C84

Preview Lab

Preview with #645ADA

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

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