#644B98#644B98

#644B98 is a mid, vivid violet. Relative luminance 0.100; OKLCH L 47.6% C 0.122 H 296.5°. Best body text is #FFFFFF at 7.00:1 contrast (WCAG AA passes).

Color values

HEX	#644B98
RGB	rgb(100, 75, 152)
HSL	hsl(259, 34%, 45%)
HSV	hsv(259, 51%, 60%)
CMYK	cmyk(34.2%, 50.7%, 0%, 40.4%)
CIE-LAB	lab(37.86, 28.33, -38.61)
CIE-LCH	lch(37.86, 47.89, 306.27°)
OKLab	oklab(47.59% 0.0542 -0.1089)
OKLCH	oklch(47.59% 0.122 296.5)
XYZ	xyz(13.4377, 10.0083, 30.9235)
Luminance	0.1001 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#644B98 #7F984B

analogous

#4B5898 #644B98 #8B4B98

triadic

#644B98 #98644B #4B9864

tetradic

#644B98 #984B58 #7F984B #4B988B

square

#644B98 #984B58 #7F984B #4B988B

split-complementary

#644B98 #988B4B #58984B

monochromatic

#2E2346 #49376F #644B98 #836AB6 #A593CA

Accessibility & contrast

On white

7.00

#644B98 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

3.00

#644B98 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #644B98

7.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##644B98	#FFFFFF	#000000	##FFFFFF
##644B98	1.00	7.00	3.00	7.00
#FFFFFF	7.00	1.00	21.00	1.00
#000000	3.00	21.00	1.00	21.00
##FFFFFF	7.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#305A9B

Deuteranopia (green-blind)

#355896

Tritanopia (blue-blind)

#585A6A

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #644b98;
/* rgb */ color: rgb(100, 75, 152);
/* oklch */ color: oklch(47.6% 0.122 296.5);

Tailwind

colors: {
  custom: {
    50: '#937eb7',
    500: '#644b98',
    950: '#000000',
  },
}

SCSS

$custom: #644b98;
$custom-light: #937eb7;
$custom-dark: #000000;

JSON

{
  "hex": "#644b98",
  "rgb": {
    "r": 100,
    "g": 75,
    "b": 152
  },
  "hsl": {
    "h": 259.481,
    "s": 33.921,
    "l": 44.51
  },
  "oklch": {
    "l": 0.4759,
    "c": 0.12166,
    "h": 296.5
  },
  "luminance": 0.10008
}

Semantic roles & 50–950 ramp

primary

#644B98

secondary

#A7B689

accent

#CA5EA7

background

#F9F7FB

surface

#F1EEF6

border

#CBC9D0

text

#0D0A11

muted

#7E7C80

Preview Lab

Preview with #644B98

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

Preview Lab → · Contrast checker → · Palette generator →