#64397F#64397F

#64397F is a dark, moderate violet. Relative luminance 0.072; OKLCH L 42.9% C 0.119 H 310.7°. Best body text is #FFFFFF at 8.63:1 contrast (WCAG AA passes).

Color values

HEX	#64397F
RGB	rgb(100, 57, 127)
HSL	hsl(277, 38%, 36%)
HSV	hsv(277, 55%, 50%)
CMYK	cmyk(21.3%, 55.1%, 0%, 50.2%)
CIE-LAB	lab(32.19, 32.58, -32.29)
CIE-LCH	lch(32.19, 45.88, 315.25°)
OKLab	oklab(42.91% 0.0778 -0.0904)
OKLCH	oklch(42.91% 0.119 310.7)
XYZ	xyz(10.5487, 7.1681, 20.9024)
Luminance	0.0717 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64397F #547F39

analogous

#41397F #64397F #7F3977

triadic

#64397F #7F6439 #397F64

tetradic

#64397F #7F4139 #547F39 #39777F

square

#64397F #7F4139 #547F39 #39777F

split-complementary

#64397F #777F39 #397F41

monochromatic

#21132B #432655 #64397F #854CA9 #A272C0

Accessibility & contrast

On white

8.63

#64397F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.43

#64397F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #64397F

8.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64397F	#FFFFFF	#000000	##FFFFFF
##64397F	1.00	8.63	2.43	8.63
#FFFFFF	8.63	1.00	21.00	1.00
#000000	2.43	21.00	1.00	21.00
##FFFFFF	8.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#264A81

Deuteranopia (green-blind)

#334D7D

Tritanopia (blue-blind)

#614556

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #64397f;
/* rgb */ color: rgb(100, 57, 127);
/* oklch */ color: oklch(42.9% 0.119 310.7);

Tailwind

colors: {
  custom: {
    50: '#9271a4',
    500: '#64397f',
    950: '#000000',
  },
}

SCSS

$custom: #64397f;
$custom-light: #9271a4;
$custom-dark: #000000;

JSON

{
  "hex": "#64397f",
  "rgb": {
    "r": 100,
    "g": 57,
    "b": 127
  },
  "hsl": {
    "h": 276.857,
    "s": 38.043,
    "l": 36.078
  },
  "oklch": {
    "l": 0.42906,
    "c": 0.11926,
    "h": 310.7
  },
  "luminance": 0.07168
}

Semantic roles & 50–950 ramp

primary

#64397F

secondary

#83A96B

accent

#CE5A87

background

#F9F6FA

surface

#F1ECF4

border

#CBC7CE

text

#0D080F

muted

#7E7B7F

Preview Lab

Preview with #64397F

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

Preview Lab → · Contrast checker → · Palette generator →