#64579B#64579B

#64579B is a mid, moderate violet. Relative luminance 0.119; OKLCH L 50.0% C 0.106 H 290.8°. Best body text is #FFFFFF at 6.22:1 contrast (WCAG AA passes).

Color values

HEX	#64579B
RGB	rgb(100, 87, 155)
HSL	hsl(251, 28%, 47%)
HSV	hsv(251, 44%, 61%)
CMYK	cmyk(35.5%, 43.9%, 0%, 39.2%)
CIE-LAB	lab(41.04, 21.77, -35.35)
CIE-LCH	lch(41.04, 41.52, 301.62°)
OKLab	oklab(50.04% 0.0378 -0.0994)
OKLCH	oklch(50.04% 0.106 290.8)
XYZ	xyz(14.5786, 11.8919, 32.5313)
Luminance	0.1189 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64579B #8E9B57

analogous

#576C9B #64579B #86579B

triadic

#64579B #9B6457 #579B64

tetradic

#64579B #9B576C #8E9B57 #579B86

square

#64579B #9B576C #8E9B57 #579B86

split-complementary

#64579B #9B8657 #6C9B57

monochromatic

#312B4D #4B4174 #64579B #867BB5 #AAA2CB

Accessibility & contrast

On white

6.22

#64579B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.38

#64579B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #64579B

6.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64579B	#FFFFFF	#000000	##FFFFFF
##64579B	1.00	6.22	3.38	6.22
#FFFFFF	6.22	1.00	21.00	1.00
#000000	3.38	21.00	1.00	21.00
##FFFFFF	6.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#41629E

Deuteranopia (green-blind)

#425F99

Tritanopia (blue-blind)

#566471

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #64579b;
/* rgb */ color: rgb(100, 87, 155);
/* oklch */ color: oklch(50.0% 0.106 290.8);

Tailwind

colors: {
  custom: {
    50: '#9286b9',
    500: '#64579b',
    950: '#000000',
  },
}

SCSS

$custom: #64579b;
$custom-light: #9286b9;
$custom-dark: #000000;

JSON

{
  "hex": "#64579b",
  "rgb": {
    "r": 100,
    "g": 87,
    "b": 155
  },
  "hsl": {
    "h": 251.471,
    "s": 28.099,
    "l": 47.451
  },
  "oklch": {
    "l": 0.50041,
    "c": 0.10634,
    "h": 290.8
  },
  "luminance": 0.11892
}

Semantic roles & 50–950 ramp

primary

#64579B

secondary

#B2B896

accent

#C463B2

background

#F9F8FB

surface

#F1EFF6

border

#CBCAD0

text

#0D0B11

muted

#7E7C80

Preview Lab

Preview with #64579B

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

Preview Lab → · Contrast checker → · Palette generator →