#64388B#64388B

#64388B is a dark, vivid violet. Relative luminance 0.074; OKLCH L 43.5% C 0.136 H 306.0°. Best body text is #FFFFFF at 8.47:1 contrast (WCAG AA passes).

Color values

HEX	#64388B
RGB	rgb(100, 56, 139)
HSL	hsl(272, 43%, 38%)
HSV	hsv(272, 60%, 55%)
CMYK	cmyk(28.1%, 59.7%, 0%, 45.5%)
CIE-LAB	lab(32.70, 36.13, -38.91)
CIE-LCH	lch(32.70, 53.10, 312.88°)
OKLab	oklab(43.52% 0.0797 -0.1097)
OKLCH	oklch(43.52% 0.136 306)
XYZ	xyz(11.3289, 7.4018, 25.2530)
Luminance	0.0740 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64388B #5F8B38

analogous

#3A388B #64388B #8B3888

triadic

#64388B #8B6438 #388B64

tetradic

#64388B #8B3A38 #5F8B38 #38888B

square

#64388B #8B3A38 #5F8B38 #38888B

split-complementary

#64388B #888B38 #388B3A

monochromatic

#251534 #45265F #64388B #834AB6 #A176C8

Accessibility & contrast

On white

8.47

#64388B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.48

#64388B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #64388B

8.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64388B	#FFFFFF	#000000	##FFFFFF
##64388B	1.00	8.47	2.48	8.47
#FFFFFF	8.47	1.00	21.00	1.00
#000000	2.48	21.00	1.00	21.00
##FFFFFF	8.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#164B8E

Deuteranopia (green-blind)

#294D89

Tritanopia (blue-blind)

#5E485C

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #64388b;
/* rgb */ color: rgb(100, 56, 139);
/* oklch */ color: oklch(43.5% 0.136 306.0);

Tailwind

colors: {
  custom: {
    50: '#9371ad',
    500: '#64388b',
    950: '#000000',
  },
}

SCSS

$custom: #64388b;
$custom-light: #9371ad;
$custom-dark: #000000;

JSON

{
  "hex": "#64388b",
  "rgb": {
    "r": 100,
    "g": 56,
    "b": 139
  },
  "hsl": {
    "h": 271.807,
    "s": 42.564,
    "l": 38.235
  },
  "oklch": {
    "l": 0.43524,
    "c": 0.13564,
    "h": 306
  },
  "luminance": 0.07402
}

Semantic roles & 50–950 ramp

primary

#64388B

secondary

#8DB16E

accent

#D25590

background

#F9F6FA

surface

#F2ECF4

border

#CCC7CE

text

#0D0810

muted

#7E7B7F

Preview Lab

Preview with #64388B

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

Preview Lab → · Contrast checker → · Palette generator →