#644AAE#644AAE

#644AAE is a mid, vivid violet. Relative luminance 0.107; OKLCH L 48.9% C 0.153 H 291.7°. Best body text is #FFFFFF at 6.70:1 contrast (WCAG AA passes).

Color values

HEX	#644AAE
RGB	rgb(100, 74, 174)
HSL	hsl(256, 40%, 49%)
HSV	hsv(256, 57%, 68%)
CMYK	cmyk(42.5%, 57.5%, 0%, 31.8%)
CIE-LAB	lab(39.01, 35.15, -49.92)
CIE-LCH	lch(39.01, 61.05, 305.15°)
OKLab	oklab(48.89% 0.0566 -0.1421)
OKLCH	oklch(48.89% 0.153 291.7)
XYZ	xyz(15.3422, 10.6624, 41.2859)
Luminance	0.1066 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#644AAE #94AE4A

analogous

#4A62AE #644AAE #964AAE

triadic

#644AAE #AE644A #4AAE64

tetradic

#644AAE #AE4A62 #94AE4A #4AAE96

square

#644AAE #AE4A62 #94AE4A #4AAE96

split-complementary

#644AAE #AE964A #62AE4A

monochromatic

#332558 #4B3883 #644AAE #8772C3 #AC9DD5

Accessibility & contrast

On white

6.70

#644AAE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.13

#644AAE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #644AAE

6.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##644AAE	#FFFFFF	#000000	##FFFFFF
##644AAE	1.00	6.70	3.13	6.70
#FFFFFF	6.70	1.00	21.00	1.00
#000000	3.13	21.00	1.00	21.00
##FFFFFF	6.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0F5DB1

Deuteranopia (green-blind)

#185AAC

Tritanopia (blue-blind)

#4F6075

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #644aae;
/* rgb */ color: rgb(100, 74, 174);
/* oklch */ color: oklch(48.9% 0.153 291.7);

Tailwind

colors: {
  custom: {
    50: '#957dc7',
    500: '#644aae',
    950: '#000000',
  },
}

SCSS

$custom: #644aae;
$custom-light: #957dc7;
$custom-dark: #000000;

JSON

{
  "hex": "#644aae",
  "rgb": {
    "r": 100,
    "g": 74,
    "b": 174
  },
  "hsl": {
    "h": 255.6,
    "s": 40.323,
    "l": 48.627
  },
  "oklch": {
    "l": 0.48887,
    "c": 0.15297,
    "h": 291.7
  },
  "luminance": 0.10663
}

Semantic roles & 50–950 ramp

primary

#644AAE

secondary

#B5C292

accent

#D058B1

background

#F9F7FC

surface

#F2EEF8

border

#CCC9D1

text

#0E0A13

muted

#7E7C82

Preview Lab

Preview with #644AAE

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

Preview Lab → · Contrast checker → · Palette generator →