#64188A#64188A

#64188A is a dark, vivid purple. Relative luminance 0.052; OKLCH L 39.6% C 0.176 H 310.8°. Best body text is #FFFFFF at 10.30:1 contrast (WCAG AA passes).

Color values

HEX	#64188A
RGB	rgb(100, 24, 138)
HSL	hsl(280, 70%, 32%)
HSV	hsv(280, 83%, 54%)
CMYK	cmyk(27.5%, 82.6%, 0%, 45.9%)
CIE-LAB	lab(27.29, 50.76, -47.02)
CIE-LCH	lch(27.29, 69.19, 317.19°)
OKLab	oklab(39.63% 0.1152 -0.1334)
OKLCH	oklch(39.63% 0.176 310.8)
XYZ	xyz(10.1687, 5.1978, 24.5074)
Luminance	0.0520 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64188A #3E8A18

analogous

#2B188A #64188A #8A1877

triadic

#64188A #8A6418 #188A64

tetradic

#64188A #8A2B18 #3E8A18 #18778A

square

#64188A #8A2B18 #3E8A18 #18778A

split-complementary

#64188A #778A18 #188A2B

monochromatic

#180622 #3E0F56 #64188A #8A21BE #A93FDE

Accessibility & contrast

On white

10.30

#64188A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.04

#64188A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #64188A

10.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64188A	#FFFFFF	#000000	##FFFFFF
##64188A	1.00	10.30	2.04	10.30
#FFFFFF	10.30	1.00	21.00	1.00
#000000	2.04	21.00	1.00	21.00
##FFFFFF	10.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003D8D

Deuteranopia (green-blind)

#004288

Tritanopia (blue-blind)

#5F3552

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #64188a;
/* rgb */ color: rgb(100, 24, 138);
/* oklch */ color: oklch(39.6% 0.176 310.8);

Tailwind

colors: {
  custom: {
    50: '#9560ad',
    500: '#64188a',
    950: '#000000',
  },
}

SCSS

$custom: #64188a;
$custom-light: #9560ad;
$custom-dark: #000000;

JSON

{
  "hex": "#64188a",
  "rgb": {
    "r": 100,
    "g": 24,
    "b": 138
  },
  "hsl": {
    "h": 280,
    "s": 70.37,
    "l": 31.765
  },
  "oklch": {
    "l": 0.39625,
    "c": 0.17624,
    "h": 310.8
  },
  "luminance": 0.05198
}

Semantic roles & 50–950 ramp

primary

#64188A

secondary

#6ABD40

accent

#ED3B76

background

#F9F5FA

surface

#F2EAF4

border

#CCC6CE

text

#0E0510

muted

#7E797F

Preview Lab

Preview with #64188A

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

Preview Lab → · Contrast checker → · Palette generator →