#64179E#64179E

#64179E is a dark, vivid violet. Relative luminance 0.058; OKLCH L 41.3% C 0.196 H 304.2°. Best body text is #FFFFFF at 9.73:1 contrast (WCAG AA passes).

Color values

HEX	#64179E
RGB	rgb(100, 23, 158)
HSL	hsl(274, 75%, 35%)
HSV	hsv(274, 85%, 62%)
CMYK	cmyk(36.7%, 85.4%, 0%, 38%)
CIE-LAB	lab(28.88, 55.51, -56.75)
CIE-LCH	lch(28.88, 79.38, 314.37°)
OKLab	oklab(41.25% 0.11 -0.162)
OKLCH	oklch(41.25% 0.196 304.2)
XYZ	xyz(11.7320, 5.7908, 32.8408)
Luminance	0.0579 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64179E #519E17

analogous

#20179E #64179E #9E1794

triadic

#64179E #9E6417 #179E64

tetradic

#64179E #9E2017 #519E17 #17949E

square

#64179E #9E2017 #519E17 #17949E

split-complementary

#64179E #949E17 #179E20

monochromatic

#200733 #420F69 #64179E #861FD3 #A34BE5

Accessibility & contrast

On white

9.73

#64179E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.16

#64179E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #64179E

9.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64179E	#FFFFFF	#000000	##FFFFFF
##64179E	1.00	9.73	2.16	9.73
#FFFFFF	9.73	1.00	21.00	1.00
#000000	2.16	21.00	1.00	21.00
##FFFFFF	9.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0042A1

Deuteranopia (green-blind)

#00449C

Tritanopia (blue-blind)

#583E5D

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #64179e;
/* rgb */ color: rgb(100, 23, 158);
/* oklch */ color: oklch(41.3% 0.196 304.2);

Tailwind

colors: {
  custom: {
    50: '#9660bc',
    500: '#64179e',
    950: '#000000',
  },
}

SCSS

$custom: #64179e;
$custom-light: #9660bc;
$custom-dark: #000000;

JSON

{
  "hex": "#64179e",
  "rgb": {
    "r": 100,
    "g": 23,
    "b": 158
  },
  "hsl": {
    "h": 274.222,
    "s": 74.586,
    "l": 35.49
  },
  "oklch": {
    "l": 0.41253,
    "c": 0.19581,
    "h": 304.2
  },
  "luminance": 0.05791
}

Semantic roles & 50–950 ramp

primary

#64179E

secondary

#80C64A

accent

#F13787

background

#F9F6FB

surface

#F2EBF6

border

#CCC6D0

text

#0E0512

muted

#7E7A81

Preview Lab

Preview with #64179E

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

Preview Lab → · Contrast checker → · Palette generator →