#641E78#641E78

#641E78 is a dark, vivid purple. Relative luminance 0.050; OKLCH L 38.8% C 0.153 H 317.6°. Best body text is #FFFFFF at 10.51:1 contrast (WCAG AA passes).

Color values

HEX	#641E78
RGB	rgb(100, 30, 120)
HSL	hsl(287, 60%, 29%)
HSV	hsv(287, 75%, 47%)
CMYK	cmyk(16.7%, 75%, 0%, 52.9%)
CIE-LAB	lab(26.72, 44.69, -36.62)
CIE-LCH	lch(26.72, 57.77, 320.67°)
OKLab	oklab(38.8% 0.1128 -0.1029)
OKLCH	oklch(38.8% 0.153 317.6)
XYZ	xyz(9.1095, 4.9943, 18.2498)
Luminance	0.0499 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#641E78 #32781E

analogous

#371E78 #641E78 #781E5F

triadic

#641E78 #78641E #1E7864

tetradic

#641E78 #78371E #32781E #1E5F78

square

#641E78 #78371E #32781E #1E5F78

split-complementary

#641E78 #5F781E #1E7837

monochromatic

#140618 #3B1247 #641E78 #8D2AA9 #B041CF

Accessibility & contrast

On white

10.51

#641E78 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.00

#641E78 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #641E78

10.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##641E78	#FFFFFF	#000000	##FFFFFF
##641E78	1.00	10.51	2.00	10.51
#FFFFFF	10.51	1.00	21.00	1.00
#000000	2.00	21.00	1.00	21.00
##FFFFFF	10.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003B7B

Deuteranopia (green-blind)

#214176

Tritanopia (blue-blind)

#633049

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #641e78;
/* rgb */ color: rgb(100, 30, 120);
/* oklch */ color: oklch(38.8% 0.153 317.6);

Tailwind

colors: {
  custom: {
    50: '#93619f',
    500: '#641e78',
    950: '#000000',
  },
}

SCSS

$custom: #641e78;
$custom-light: #93619f;
$custom-dark: #000000;

JSON

{
  "hex": "#641e78",
  "rgb": {
    "r": 100,
    "g": 30,
    "b": 120
  },
  "hsl": {
    "h": 286.667,
    "s": 60,
    "l": 29.412
  },
  "oklch": {
    "l": 0.38796,
    "c": 0.1527,
    "h": 317.6
  },
  "luminance": 0.04994
}

Semantic roles & 50–950 ramp

primary

#641E78

secondary

#5DAC46

accent

#E34568

background

#F9F6F9

surface

#F2EBF2

border

#CCC6CC

text

#0D050E

muted

#7E7A7E

Preview Lab

Preview with #641E78

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

Preview Lab → · Contrast checker → · Palette generator →