#64389B#64389B

#64389B is a dark, vivid violet. Relative luminance 0.079; OKLCH L 44.7% C 0.155 H 300.7°. Best body text is #FFFFFF at 8.14:1 contrast (WCAG AA passes).

Color values

HEX	#64389B
RGB	rgb(100, 56, 155)
HSL	hsl(267, 47%, 41%)
HSV	hsv(267, 64%, 61%)
CMYK	cmyk(35.5%, 63.9%, 0%, 39.2%)
CIE-LAB	lab(33.78, 40.26, -46.95)
CIE-LCH	lch(33.78, 61.85, 310.61°)
OKLab	oklab(44.65% 0.0792 -0.1334)
OKLCH	oklch(44.65% 0.155 300.7)
XYZ	xyz(12.5847, 7.9042, 31.8666)
Luminance	0.0790 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64389B #6F9B38

analogous

#383E9B #64389B #96389B

triadic

#64389B #9B6438 #389B64

tetradic

#64389B #9B383E #6F9B38 #389B96

square

#64389B #9B383E #6F9B38 #389B96

split-complementary

#64389B #9B9638 #3E9B38

monochromatic

#2A1841 #47286E #64389B #8250C0 #A27DD0

Accessibility & contrast

On white

8.14

#64389B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.58

#64389B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #64389B

8.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64389B	#FFFFFF	#000000	##FFFFFF
##64389B	1.00	8.14	2.58	8.14
#FFFFFF	8.14	1.00	21.00	1.00
#000000	2.58	21.00	1.00	21.00
##FFFFFF	8.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004F9E

Deuteranopia (green-blind)

#124F99

Tritanopia (blue-blind)

#584E64

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #64389b;
/* rgb */ color: rgb(100, 56, 155);
/* oklch */ color: oklch(44.7% 0.155 300.7);

Tailwind

colors: {
  custom: {
    50: '#9471b9',
    500: '#64389b',
    950: '#000000',
  },
}

SCSS

$custom: #64389b;
$custom-light: #9471b9;
$custom-dark: #000000;

JSON

{
  "hex": "#64389b",
  "rgb": {
    "r": 100,
    "g": 56,
    "b": 155
  },
  "hsl": {
    "h": 266.667,
    "s": 46.919,
    "l": 41.373
  },
  "oklch": {
    "l": 0.44653,
    "c": 0.15513,
    "h": 300.7
  },
  "luminance": 0.07904
}

Semantic roles & 50–950 ramp

primary

#64389B

secondary

#9BB975

accent

#D7519B

background

#F9F6FB

surface

#F2ECF6

border

#CCC7D0

text

#0E0811

muted

#7E7B80

Preview Lab

Preview with #64389B

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

Preview Lab → · Contrast checker → · Palette generator →