#645EED#645EED

#645EED is a mid, highly saturated blue. Relative luminance 0.168; OKLCH L 56.9% C 0.209 H 279.3°. Best body text is #FFFFFF at 4.81:1 contrast (WCAG AA passes).

Color values

HEX	#645EED
RGB	rgb(100, 94, 237)
HSL	hsl(243, 80%, 65%)
HSV	hsv(243, 60%, 93%)
CMYK	cmyk(57.8%, 60.3%, 0%, 7.1%)
CIE-LAB	lab(48.04, 42.34, -71.59)
CIE-LCH	lch(48.04, 83.17, 300.60°)
OKLab	oklab(56.95% 0.0338 -0.2057)
OKLCH	oklch(56.95% 0.209 279.3)
XYZ	xyz(24.5395, 16.8274, 82.0592)
Luminance	0.1683 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#645EED #E7ED5E

analogous

#5EA0ED #645EED #AB5EED

triadic

#645EED #ED645E #5EED64

tetradic

#645EED #ED5EA0 #E7ED5E #5EEDAB

square

#645EED #ED5EA0 #E7ED5E #5EEDAB

split-complementary

#645EED #EDAB5E #A0ED5E

monochromatic

#1C15BC #2F27E7 #645EED #9995F3 #CECCF9

Accessibility & contrast

On white

4.81

#645EED on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.37

#645EED on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #645EED

4.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##645EED	#FFFFFF	#000000	##FFFFFF
##645EED	1.00	4.81	4.37	4.81
#FFFFFF	4.81	1.00	21.00	1.00
#000000	4.37	21.00	1.00	21.00
##FFFFFF	4.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0078F2

Deuteranopia (green-blind)

#006CEA

Tritanopia (blue-blind)

#00819D

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #645eed;
/* rgb */ color: rgb(100, 94, 237);
/* oklch */ color: oklch(56.9% 0.209 279.3);

Tailwind

colors: {
  custom: {
    50: '#9c8cf4',
    500: '#645eed',
    950: '#000000',
  },
}

SCSS

$custom: #645eed;
$custom-light: #9c8cf4;
$custom-dark: #000000;

JSON

{
  "hex": "#645eed",
  "rgb": {
    "r": 100,
    "g": 94,
    "b": 237
  },
  "hsl": {
    "h": 242.517,
    "s": 79.888,
    "l": 64.902
  },
  "oklch": {
    "l": 0.56948,
    "c": 0.20851,
    "h": 279.3
  },
  "luminance": 0.16829
}

Semantic roles & 50–950 ramp

primary

#645EED

secondary

#EAECBB

accent

#DC09D3

background

#FAF8FF

surface

#F4F0FE

border

#CECBD6

text

#0F0C17

muted

#7F7D85

Preview Lab

Preview with #645EED

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

Preview Lab → · Contrast checker → · Palette generator →