#64188F#64188F

#64188F is a dark, vivid violet. Relative luminance 0.053; OKLCH L 40.0% C 0.181 H 309.0°. Best body text is #FFFFFF at 10.15:1 contrast (WCAG AA passes).

Color values

HEX	#64188F
RGB	rgb(100, 24, 143)
HSL	hsl(278, 71%, 33%)
HSV	hsv(278, 83%, 56%)
CMYK	cmyk(30.1%, 83.2%, 0%, 43.9%)
CIE-LAB	lab(27.70, 51.85, -49.46)
CIE-LCH	lch(27.70, 71.66, 316.35°)
OKLab	oklab(40.04% 0.1139 -0.1406)
OKLCH	oklch(40.04% 0.181 309)
XYZ	xyz(10.5391, 5.3460, 26.4580)
Luminance	0.0535 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64188F #438F18

analogous

#28188F #64188F #8F187E

triadic

#64188F #8F6418 #188F64

tetradic

#64188F #8F2818 #438F18 #187E8F

square

#64188F #8F2818 #438F18 #187E8F

split-complementary

#64188F #7E8F18 #188F28

monochromatic

#1B0626 #3F0F5B #64188F #8921C3 #A642DF

Accessibility & contrast

On white

10.15

#64188F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.07

#64188F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #64188F

10.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64188F	#FFFFFF	#000000	##FFFFFF
##64188F	1.00	10.15	2.07	10.15
#FFFFFF	10.15	1.00	21.00	1.00
#000000	2.07	21.00	1.00	21.00
##FFFFFF	10.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003F92

Deuteranopia (green-blind)

#00428D

Tritanopia (blue-blind)

#5D3855

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #64188f;
/* rgb */ color: rgb(100, 24, 143);
/* oklch */ color: oklch(40.0% 0.181 309.0);

Tailwind

colors: {
  custom: {
    50: '#9560b1',
    500: '#64188f',
    950: '#000000',
  },
}

SCSS

$custom: #64188f;
$custom-light: #9560b1;
$custom-dark: #000000;

JSON

{
  "hex": "#64188f",
  "rgb": {
    "r": 100,
    "g": 24,
    "b": 143
  },
  "hsl": {
    "h": 278.319,
    "s": 71.257,
    "l": 32.745
  },
  "oklch": {
    "l": 0.40037,
    "c": 0.18092,
    "h": 309
  },
  "luminance": 0.05346
}

Semantic roles & 50–950 ramp

primary

#64188F

secondary

#70C043

accent

#EE3A7B

background

#F9F6FB

surface

#F2EBF6

border

#CCC6D0

text

#0E0511

muted

#7E7A80

Preview Lab

Preview with #64188F

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

Preview Lab → · Contrast checker → · Palette generator →