#644C98#644C98

#644C98 is a mid, vivid violet. Relative luminance 0.101; OKLCH L 47.8% C 0.120 H 296.1°. Best body text is #FFFFFF at 6.93:1 contrast (WCAG AA passes).

Color values

HEX	#644C98
RGB	rgb(100, 76, 152)
HSL	hsl(259, 33%, 45%)
HSV	hsv(259, 50%, 60%)
CMYK	cmyk(34.2%, 50%, 0%, 40.4%)
CIE-LAB	lab(38.10, 27.72, -38.22)
CIE-LCH	lch(38.10, 47.21, 305.95°)
OKLab	oklab(47.77% 0.0528 -0.1078)
OKLCH	oklch(47.77% 0.12 296.1)
XYZ	xyz(13.5061, 10.1450, 30.9463)
Luminance	0.1014 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#644C98 #80984C

analogous

#4C5A98 #644C98 #8A4C98

triadic

#644C98 #98644C #4C9864

tetradic

#644C98 #984C5A #80984C #4C988A

square

#644C98 #984C5A #80984C #4C988A

split-complementary

#644C98 #988A4C #5A984C

monochromatic

#2E2346 #49386F #644C98 #836CB5 #A595CA

Accessibility & contrast

On white

6.93

#644C98 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.03

#644C98 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #644C98

6.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##644C98	#FFFFFF	#000000	##FFFFFF
##644C98	1.00	6.93	3.03	6.93
#FFFFFF	6.93	1.00	21.00	1.00
#000000	3.03	21.00	1.00	21.00
##FFFFFF	6.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#315A9B

Deuteranopia (green-blind)

#365996

Tritanopia (blue-blind)

#585B6B

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #644c98;
/* rgb */ color: rgb(100, 76, 152);
/* oklch */ color: oklch(47.8% 0.120 296.1);

Tailwind

colors: {
  custom: {
    50: '#937eb7',
    500: '#644c98',
    950: '#000000',
  },
}

SCSS

$custom: #644c98;
$custom-light: #937eb7;
$custom-dark: #000000;

JSON

{
  "hex": "#644c98",
  "rgb": {
    "r": 100,
    "g": 76,
    "b": 152
  },
  "hsl": {
    "h": 258.947,
    "s": 33.333,
    "l": 44.706
  },
  "oklch": {
    "l": 0.47772,
    "c": 0.12002,
    "h": 296.1
  },
  "luminance": 0.10145
}

Semantic roles & 50–950 ramp

primary

#644C98

secondary

#A8B68A

accent

#C95EA8

background

#F9F7FB

surface

#F1EEF6

border

#CBC9D0

text

#0D0A11

muted

#7E7C80

Preview Lab

Preview with #644C98

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

Preview Lab → · Contrast checker → · Palette generator →