#64397E#64397E

#64397E is a dark, moderate violet. Relative luminance 0.071; OKLCH L 42.8% C 0.118 H 311.2°. Best body text is #FFFFFF at 8.65:1 contrast (WCAG AA passes).

Color values

HEX	#64397E
RGB	rgb(100, 57, 126)
HSL	hsl(277, 38%, 36%)
HSV	hsv(277, 55%, 49%)
CMYK	cmyk(20.6%, 54.8%, 0%, 50.6%)
CIE-LAB	lab(32.13, 32.34, -31.76)
CIE-LCH	lch(32.13, 45.33, 315.52°)
OKLab	oklab(42.84% 0.0777 -0.0889)
OKLCH	oklch(42.84% 0.118 311.2)
XYZ	xyz(10.4839, 7.1422, 20.5609)
Luminance	0.0714 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64397E #537E39

analogous

#41397E #64397E #7E3975

triadic

#64397E #7E6439 #397E64

tetradic

#64397E #7E4139 #537E39 #39757E

square

#64397E #7E4139 #537E39 #39757E

split-complementary

#64397E #757E39 #397E41

monochromatic

#21132A #432654 #64397E #854CA8 #A272BF

Accessibility & contrast

On white

8.65

#64397E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.43

#64397E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #64397E

8.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64397E	#FFFFFF	#000000	##FFFFFF
##64397E	1.00	8.65	2.43	8.65
#FFFFFF	8.65	1.00	21.00	1.00
#000000	2.43	21.00	1.00	21.00
##FFFFFF	8.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#264980

Deuteranopia (green-blind)

#344C7C

Tritanopia (blue-blind)

#614556

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #64397e;
/* rgb */ color: rgb(100, 57, 126);
/* oklch */ color: oklch(42.8% 0.118 311.2);

Tailwind

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

SCSS

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

JSON

{
  "hex": "#64397e",
  "rgb": {
    "r": 100,
    "g": 57,
    "b": 126
  },
  "hsl": {
    "h": 277.391,
    "s": 37.705,
    "l": 35.882
  },
  "oklch": {
    "l": 0.42844,
    "c": 0.11803,
    "h": 311.2
  },
  "luminance": 0.07142
}

Semantic roles & 50–950 ramp

primary

#64397E

secondary

#82A86A

accent

#CE5A86

background

#F9F6FA

surface

#F1ECF4

border

#CBC7CE

text

#0D080F

muted

#7E7B7F

Preview Lab

Preview with #64397E

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

Preview Lab → · Contrast checker → · Palette generator →