#645CED#645CED

#645CED is a mid, highly saturated blue. Relative luminance 0.165; OKLCH L 56.6% C 0.211 H 279.7°. Best body text is #FFFFFF at 4.89:1 contrast (WCAG AA passes).

Color values

HEX	#645CED
RGB	rgb(100, 92, 237)
HSL	hsl(243, 80%, 65%)
HSV	hsv(243, 61%, 93%)
CMYK	cmyk(57.8%, 61.2%, 0%, 7.1%)
CIE-LAB	lab(47.59, 43.51, -72.32)
CIE-LCH	lch(47.59, 84.40, 301.03°)
OKLab	oklab(56.62% 0.0356 -0.2079)
OKLCH	oklch(56.62% 0.211 279.7)
XYZ	xyz(24.3639, 16.4763, 82.0007)
Luminance	0.1648 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#645CED #E5ED5C

analogous

#5C9DED #645CED #AC5CED

triadic

#645CED #ED645C #5CED64

tetradic

#645CED #ED5C9D #E5ED5C #5CEDAC

square

#645CED #ED5C9D #E5ED5C #5CEDAC

split-complementary

#645CED #EDAC5C #9DED5C

monochromatic

#1E15BA #3025E7 #645CED #9893F3 #CDCAF9

Accessibility & contrast

On white

4.89

#645CED on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.30

#645CED on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #645CED

4.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##645CED	#FFFFFF	#000000	##FFFFFF
##645CED	1.00	4.89	4.30	4.89
#FFFFFF	4.89	1.00	21.00	1.00
#000000	4.30	21.00	1.00	21.00
##FFFFFF	4.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0076F2

Deuteranopia (green-blind)

#006BEA

Tritanopia (blue-blind)

#01809C

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #645ced;
/* rgb */ color: rgb(100, 92, 237);
/* oklch */ color: oklch(56.6% 0.211 279.7);

Tailwind

colors: {
  custom: {
    50: '#9c8bf4',
    500: '#645ced',
    950: '#000000',
  },
}

SCSS

$custom: #645ced;
$custom-light: #9c8bf4;
$custom-dark: #000000;

JSON

{
  "hex": "#645ced",
  "rgb": {
    "r": 100,
    "g": 92,
    "b": 237
  },
  "hsl": {
    "h": 243.31,
    "s": 80.11,
    "l": 64.51
  },
  "oklch": {
    "l": 0.56619,
    "c": 0.21094,
    "h": 279.7
  },
  "luminance": 0.16478
}

Semantic roles & 50–950 ramp

primary

#645CED

secondary

#E9EBB9

accent

#DC09D1

background

#FAF8FF

surface

#F4F0FE

border

#CECBD6

text

#0F0C17

muted

#7F7D85

Preview Lab

Preview with #645CED

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

Preview Lab → · Contrast checker → · Palette generator →