#641878#641878

#641878 is a dark, vivid purple. Relative luminance 0.047; OKLCH L 38.2% C 0.160 H 318.1°. Best body text is #FFFFFF at 10.80:1 contrast (WCAG AA passes).

Color values

HEX	#641878
RGB	rgb(100, 24, 120)
HSL	hsl(288, 67%, 28%)
HSV	hsv(288, 80%, 47%)
CMYK	cmyk(16.7%, 80%, 0%, 52.9%)
CIE-LAB	lab(25.92, 46.97, -37.90)
CIE-LCH	lch(25.92, 60.36, 321.10°)
OKLab	oklab(38.23% 0.1188 -0.1066)
OKLCH	oklch(38.23% 0.16 318.1)
XYZ	xyz(8.9719, 4.7191, 18.2039)
Luminance	0.0472 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#641878 #2C7818

analogous

#341878 #641878 #78185C

triadic

#641878 #786418 #187864

tetradic

#641878 #783418 #2C7818 #185C78

square

#641878 #783418 #2C7818 #185C78

split-complementary

#641878 #5C7818 #187834

monochromatic

#15051A #390E45 #641878 #8E22AB #B534D6

Accessibility & contrast

On white

10.80

#641878 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.94

#641878 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #641878

10.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##641878	#FFFFFF	#000000	##FFFFFF
##641878	1.00	10.80	1.94	10.80
#FFFFFF	10.80	1.00	21.00	1.00
#000000	1.94	21.00	1.00	21.00
##FFFFFF	10.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00397B

Deuteranopia (green-blind)

#1C4076

Tritanopia (blue-blind)

#632D48

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #641878;
/* rgb */ color: rgb(100, 24, 120);
/* oklch */ color: oklch(38.2% 0.160 318.1);

Tailwind

colors: {
  custom: {
    50: '#945f9f',
    500: '#641878',
    950: '#000000',
  },
}

SCSS

$custom: #641878;
$custom-light: #945f9f;
$custom-dark: #000000;

JSON

{
  "hex": "#641878",
  "rgb": {
    "r": 100,
    "g": 24,
    "b": 120
  },
  "hsl": {
    "h": 287.5,
    "s": 66.667,
    "l": 28.235
  },
  "oklch": {
    "l": 0.38228,
    "c": 0.1596,
    "h": 318.1
  },
  "luminance": 0.04719
}

Semantic roles & 50–950 ramp

primary

#641878

secondary

#56AD3F

accent

#EA3E62

background

#F9F5F9

surface

#F2EAF2

border

#CCC6CC

text

#0E050F

muted

#7E797E

Preview Lab

Preview with #641878

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

Preview Lab → · Contrast checker → · Palette generator →