#64287B#64287B

#64287B is a dark, vivid purple. Relative luminance 0.057; OKLCH L 40.2% C 0.142 H 315.3°. Best body text is #FFFFFF at 9.85:1 contrast (WCAG AA passes).

Color values

HEX	#64287B
RGB	rgb(100, 40, 123)
HSL	hsl(283, 51%, 32%)
HSV	hsv(283, 67%, 48%)
CMYK	cmyk(18.7%, 67.5%, 0%, 51.8%)
CIE-LAB	lab(28.53, 40.82, -35.61)
CIE-LCH	lch(28.53, 54.17, 318.90°)
OKLab	oklab(40.16% 0.101 -0.1)
OKLCH	oklch(40.16% 0.142 315.3)
XYZ	xyz(9.5889, 5.6573, 19.3219)
Luminance	0.0566 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Royal Purple (survey)

#4B006E

ΔE00 7.83

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64287B #3F7B28

analogous

#3A287B #64287B #7B2869

triadic

#64287B #7B6428 #287B64

tetradic

#64287B #7B3A28 #3F7B28 #28697B

square

#64287B #7B3A28 #3F7B28 #28697B

split-complementary

#64287B #697B28 #287B3A

monochromatic

#190A1F #3E194D #64287B #8A37A9 #A856C8

Accessibility & contrast

On white

9.85

#64287B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.13

#64287B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #64287B

9.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64287B	#FFFFFF	#000000	##FFFFFF
##64287B	1.00	9.85	2.13	9.85
#FFFFFF	9.85	1.00	21.00	1.00
#000000	2.13	21.00	1.00	21.00
##FFFFFF	9.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#04407D

Deuteranopia (green-blind)

#274579

Tritanopia (blue-blind)

#62384E

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #64287b;
/* rgb */ color: rgb(100, 40, 123);
/* oklch */ color: oklch(40.2% 0.142 315.3);

Tailwind

colors: {
  custom: {
    50: '#9367a2',
    500: '#64287b',
    950: '#000000',
  },
}

SCSS

$custom: #64287b;
$custom-light: #9367a2;
$custom-dark: #000000;

JSON

{
  "hex": "#64287b",
  "rgb": {
    "r": 100,
    "g": 40,
    "b": 123
  },
  "hsl": {
    "h": 283.373,
    "s": 50.92,
    "l": 31.961
  },
  "oklch": {
    "l": 0.40159,
    "c": 0.14213,
    "h": 315.3
  },
  "luminance": 0.05657
}

Semantic roles & 50–950 ramp

primary

#64287B

secondary

#6BAD52

accent

#DA4D74

background

#F9F6FA

surface

#F2EBF3

border

#CCC6CD

text

#0D060F

muted

#7E7A7F

Preview Lab

Preview with #64287B

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

Preview Lab → · Contrast checker → · Palette generator →