#64188E#64188E

#64188E is a dark, vivid violet. Relative luminance 0.053; OKLCH L 40.0% C 0.180 H 309.4°. Best body text is #FFFFFF at 10.18:1 contrast (WCAG AA passes).

Color values

HEX	#64188E
RGB	rgb(100, 24, 142)
HSL	hsl(279, 71%, 33%)
HSV	hsv(279, 83%, 56%)
CMYK	cmyk(29.6%, 83.1%, 0%, 44.3%)
CIE-LAB	lab(27.62, 51.64, -48.98)
CIE-LCH	lch(27.62, 71.17, 316.51°)
OKLab	oklab(39.95% 0.1142 -0.1391)
OKLCH	oklch(39.95% 0.18 309.4)
XYZ	xyz(10.4637, 5.3158, 26.0608)
Luminance	0.0532 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64188E #428E18

analogous

#29188E #64188E #8E187D

triadic

#64188E #8E6418 #188E64

tetradic

#64188E #8E2918 #428E18 #187D8E

square

#64188E #8E2918 #428E18 #187D8E

split-complementary

#64188E #7D8E18 #188E29

monochromatic

#1A0625 #3F0F5A #64188E #8921C2 #A741DF

Accessibility & contrast

On white

10.18

#64188E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.06

#64188E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #64188E

10.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64188E	#FFFFFF	#000000	##FFFFFF
##64188E	1.00	10.18	2.06	10.18
#FFFFFF	10.18	1.00	21.00	1.00
#000000	2.06	21.00	1.00	21.00
##FFFFFF	10.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003E91

Deuteranopia (green-blind)

#00428C

Tritanopia (blue-blind)

#5E3754

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #64188e;
/* rgb */ color: rgb(100, 24, 142);
/* oklch */ color: oklch(40.0% 0.180 309.4);

Tailwind

colors: {
  custom: {
    50: '#9560b0',
    500: '#64188e',
    950: '#000000',
  },
}

SCSS

$custom: #64188e;
$custom-light: #9560b0;
$custom-dark: #000000;

JSON

{
  "hex": "#64188e",
  "rgb": {
    "r": 100,
    "g": 24,
    "b": 142
  },
  "hsl": {
    "h": 278.644,
    "s": 71.084,
    "l": 32.549
  },
  "oklch": {
    "l": 0.39954,
    "c": 0.17998,
    "h": 309.4
  },
  "luminance": 0.05316
}

Semantic roles & 50–950 ramp

primary

#64188E

secondary

#6FC042

accent

#EE3A7A

background

#F9F6FA

surface

#F2EBF5

border

#CCC6CF

text

#0E0511

muted

#7E7A80

Preview Lab

Preview with #64188E

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

Preview Lab → · Contrast checker → · Palette generator →