#644E97#644E97

#644E97 is a mid, moderate violet. Relative luminance 0.104; OKLCH L 48.1% C 0.115 H 295.6°. Best body text is #FFFFFF at 6.82:1 contrast (WCAG AA passes).

Color values

HEX	#644E97
RGB	rgb(100, 78, 151)
HSL	hsl(258, 32%, 45%)
HSV	hsv(258, 48%, 59%)
CMYK	cmyk(33.8%, 48.3%, 0%, 40.8%)
CIE-LAB	lab(38.54, 26.22, -36.92)
CIE-LCH	lch(38.54, 45.28, 305.38°)
OKLab	oklab(48.08% 0.0499 -0.104)
OKLCH	oklch(48.08% 0.115 295.6)
XYZ	xyz(13.5644, 10.3923, 30.5634)
Luminance	0.1039 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#644E97 #81974E

analogous

#4E5D97 #644E97 #894E97

triadic

#644E97 #97644E #4E9764

tetradic

#644E97 #974E5D #81974E #4E9789

square

#644E97 #974E5D #81974E #4E9789

split-complementary

#644E97 #97894E #5D974E

monochromatic

#2F2446 #49396F #644E97 #836EB4 #A696C9

Accessibility & contrast

On white

6.82

#644E97 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.08

#644E97 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #644E97

6.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##644E97	#FFFFFF	#000000	##FFFFFF
##644E97	1.00	6.82	3.08	6.82
#FFFFFF	6.82	1.00	21.00	1.00
#000000	3.08	21.00	1.00	21.00
##FFFFFF	6.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#355B9A

Deuteranopia (green-blind)

#3A5A95

Tritanopia (blue-blind)

#595C6B

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #644e97;
/* rgb */ color: rgb(100, 78, 151);
/* oklch */ color: oklch(48.1% 0.115 295.6);

Tailwind

colors: {
  custom: {
    50: '#9380b6',
    500: '#644e97',
    950: '#000000',
  },
}

SCSS

$custom: #644e97;
$custom-light: #9380b6;
$custom-dark: #000000;

JSON

{
  "hex": "#644e97",
  "rgb": {
    "r": 100,
    "g": 78,
    "b": 151
  },
  "hsl": {
    "h": 258.082,
    "s": 31.878,
    "l": 44.902
  },
  "oklch": {
    "l": 0.4808,
    "c": 0.11534,
    "h": 295.6
  },
  "luminance": 0.10392
}

Semantic roles & 50–950 ramp

primary

#644E97

secondary

#A9B68B

accent

#C860A9

background

#F9F7FB

surface

#F1EEF6

border

#CBC9D0

text

#0D0A11

muted

#7E7C80

Preview Lab

Preview with #644E97

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

Preview Lab → · Contrast checker → · Palette generator →