#64398C#64398C

#64398C is a dark, vivid violet. Relative luminance 0.075; OKLCH L 43.7% C 0.135 H 305.4°. Best body text is #FFFFFF at 8.38:1 contrast (WCAG AA passes).

Color values

HEX	#64398C
RGB	rgb(100, 57, 140)
HSL	hsl(271, 42%, 39%)
HSV	hsv(271, 59%, 55%)
CMYK	cmyk(28.6%, 59.3%, 0%, 45.1%)
CIE-LAB	lab(32.98, 35.82, -39.08)
CIE-LCH	lch(32.98, 53.01, 312.51°)
OKLab	oklab(43.75% 0.0784 -0.1103)
OKLCH	oklch(43.75% 0.135 305.4)
XYZ	xyz(11.4513, 7.5291, 25.6559)
Luminance	0.0753 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64398C #618C39

analogous

#3A398C #64398C #8C398A

triadic

#64398C #8C6439 #398C64

tetradic

#64398C #8C3A39 #618C39 #398A8C

square

#64398C #8C3A39 #618C39 #398A8C

split-complementary

#64398C #8A8C39 #398C3A

monochromatic

#261635 #452761 #64398C #834CB6 #A178C8

Accessibility & contrast

On white

8.38

#64398C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.51

#64398C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #64398C

8.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64398C	#FFFFFF	#000000	##FFFFFF
##64398C	1.00	8.38	2.51	8.38
#FFFFFF	8.38	1.00	21.00	1.00
#000000	2.51	21.00	1.00	21.00
##FFFFFF	8.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#174C8F

Deuteranopia (green-blind)

#294E8A

Tritanopia (blue-blind)

#5D495D

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #64398c;
/* rgb */ color: rgb(100, 57, 140);
/* oklch */ color: oklch(43.7% 0.135 305.4);

Tailwind

colors: {
  custom: {
    50: '#9371ae',
    500: '#64398c',
    950: '#000000',
  },
}

SCSS

$custom: #64398c;
$custom-light: #9371ae;
$custom-dark: #000000;

JSON

{
  "hex": "#64398c",
  "rgb": {
    "r": 100,
    "g": 57,
    "b": 140
  },
  "hsl": {
    "h": 271.084,
    "s": 42.132,
    "l": 38.627
  },
  "oklch": {
    "l": 0.43748,
    "c": 0.13527,
    "h": 305.4
  },
  "luminance": 0.07529
}

Semantic roles & 50–950 ramp

primary

#64398C

secondary

#8FB170

accent

#D25692

background

#F9F6FA

surface

#F2ECF4

border

#CCC7CE

text

#0D0810

muted

#7E7B7F

Preview Lab

Preview with #64398C

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

Preview Lab → · Contrast checker → · Palette generator →