#641C74#641C74

#641C74 is a dark, vivid purple. Relative luminance 0.048; OKLCH L 38.3% C 0.151 H 319.6°. Best body text is #FFFFFF at 10.71:1 contrast (WCAG AA passes).

Color values

HEX	#641C74
RGB	rgb(100, 28, 116)
HSL	hsl(289, 61%, 28%)
HSV	hsv(289, 76%, 45%)
CMYK	cmyk(13.8%, 75.9%, 0%, 54.5%)
CIE-LAB	lab(26.16, 44.66, -34.96)
CIE-LCH	lch(26.16, 56.72, 321.94°)
OKLab	oklab(38.31% 0.1153 -0.098)
OKLCH	oklch(38.31% 0.151 319.6)
XYZ	xyz(8.8228, 4.8012, 16.9816)
Luminance	0.0480 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#641C74 #2C741C

analogous

#381C74 #641C74 #741C58

triadic

#641C74 #74641C #1C7464

tetradic

#641C74 #74381C #2C741C #1C5874

square

#641C74 #74381C #2C741C #1C5874

split-complementary

#641C74 #58741C #1C7438

monochromatic

#150619 #391043 #641C74 #8E28A5 #B53BD0

Accessibility & contrast

On white

10.71

#641C74 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.96

#641C74 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #641C74

10.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##641C74	#FFFFFF	#000000	##FFFFFF
##641C74	1.00	10.71	1.96	10.71
#FFFFFF	10.71	1.00	21.00	1.00
#000000	1.96	21.00	1.00	21.00
##FFFFFF	10.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003976

Deuteranopia (green-blind)

#234072

Tritanopia (blue-blind)

#642D46

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #641c74;
/* rgb */ color: rgb(100, 28, 116);
/* oklch */ color: oklch(38.3% 0.151 319.6);

Tailwind

colors: {
  custom: {
    50: '#93609c',
    500: '#641c74',
    950: '#000000',
  },
}

SCSS

$custom: #641c74;
$custom-light: #93609c;
$custom-dark: #000000;

JSON

{
  "hex": "#641c74",
  "rgb": {
    "r": 100,
    "g": 28,
    "b": 116
  },
  "hsl": {
    "h": 289.091,
    "s": 61.111,
    "l": 28.235
  },
  "oklch": {
    "l": 0.38311,
    "c": 0.15136,
    "h": 319.6
  },
  "luminance": 0.04801
}

Semantic roles & 50–950 ramp

primary

#641C74

secondary

#56A843

accent

#E44461

background

#F9F5F9

surface

#F2EAF2

border

#CCC6CC

text

#0D050E

muted

#7E797E

Preview Lab

Preview with #641C74

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

Preview Lab → · Contrast checker → · Palette generator →