#645FA2#645FA2

#645FA2 is a mid, moderate blue. Relative luminance 0.135; OKLCH L 52.0% C 0.104 H 285.6°. Best body text is #FFFFFF at 5.68:1 contrast (WCAG AA passes).

Color values

HEX	#645FA2
RGB	rgb(100, 95, 162)
HSL	hsl(244, 26%, 50%)
HSV	hsv(244, 41%, 64%)
CMYK	cmyk(38.3%, 41.4%, 0%, 36.5%)
CIE-LAB	lab(43.51, 18.80, -35.62)
CIE-LCH	lch(43.51, 40.28, 297.83°)
OKLab	oklab(52.03% 0.028 -0.1002)
OKLCH	oklch(52.03% 0.104 285.6)
XYZ	xyz(15.8675, 13.5019, 35.9455)
Luminance	0.1350 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#645FA2 #9DA25F

analogous

#5F7BA2 #645FA2 #865FA2

triadic

#645FA2 #A2645F #5FA264

tetradic

#645FA2 #A25F7B #9DA25F #5FA286

square

#645FA2 #A25F7B #9DA25F #5FA286

split-complementary

#645FA2 #A2865F #7BA25F

monochromatic

#343155 #4C487C #645FA2 #8986B8 #AFACCF

Accessibility & contrast

On white

5.68

#645FA2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.70

#645FA2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #645FA2

5.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##645FA2	#FFFFFF	#000000	##FFFFFF
##645FA2	1.00	5.68	3.70	5.68
#FFFFFF	5.68	1.00	21.00	1.00
#000000	3.70	21.00	1.00	21.00
##FFFFFF	5.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4969A5

Deuteranopia (green-blind)

#4765A0

Tritanopia (blue-blind)

#536C79

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #645fa2;
/* rgb */ color: rgb(100, 95, 162);
/* oklch */ color: oklch(52.0% 0.104 285.6);

Tailwind

colors: {
  custom: {
    50: '#938cbe',
    500: '#645fa2',
    950: '#000000',
  },
}

SCSS

$custom: #645fa2;
$custom-light: #938cbe;
$custom-dark: #000000;

JSON

{
  "hex": "#645fa2",
  "rgb": {
    "r": 100,
    "g": 95,
    "b": 162
  },
  "hsl": {
    "h": 244.478,
    "s": 26.482,
    "l": 50.392
  },
  "oklch": {
    "l": 0.52034,
    "c": 0.104,
    "h": 285.6
  },
  "luminance": 0.13502
}

Semantic roles & 50–950 ramp

primary

#645FA2

secondary

#BBBD9F

accent

#C365BC

background

#F9F8FB

surface

#F1F0F7

border

#CBCBD0

text

#0D0C12

muted

#7E7D81

Preview Lab

Preview with #645FA2

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

Preview Lab → · Contrast checker → · Palette generator →