#641987#641987

#641987 is a dark, vivid purple. Relative luminance 0.052; OKLCH L 39.5% C 0.172 H 311.9°. Best body text is #FFFFFF at 10.34:1 contrast (WCAG AA passes).

Color values

HEX	#641987
RGB	rgb(100, 25, 135)
HSL	hsl(281, 69%, 31%)
HSV	hsv(281, 81%, 53%)
CMYK	cmyk(25.9%, 81.5%, 0%, 47.1%)
CIE-LAB	lab(27.17, 49.77, -45.34)
CIE-LCH	lch(27.17, 67.33, 317.67°)
OKLab	oklab(39.47% 0.1151 -0.1285)
OKLCH	oklch(39.47% 0.172 311.9)
XYZ	xyz(9.9755, 5.1541, 23.3863)
Luminance	0.0515 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#641987 #3C8719

analogous

#2D1987 #641987 #871973

triadic

#641987 #876419 #198764

tetradic

#641987 #872D19 #3C8719 #197387

square

#641987 #872D19 #3C8719 #197387

split-complementary

#641987 #738719 #19872D

monochromatic

#180620 #3E0F53 #641987 #8A23BB #AA3FDB

Accessibility & contrast

On white

10.34

#641987 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.03

#641987 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #641987

10.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##641987	#FFFFFF	#000000	##FFFFFF
##641987	1.00	10.34	2.03	10.34
#FFFFFF	10.34	1.00	21.00	1.00
#000000	2.03	21.00	1.00	21.00
##FFFFFF	10.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003D8A

Deuteranopia (green-blind)

#004285

Tritanopia (blue-blind)

#603450

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #641987;
/* rgb */ color: rgb(100, 25, 135);
/* oklch */ color: oklch(39.5% 0.172 311.9);

Tailwind

colors: {
  custom: {
    50: '#9460ab',
    500: '#641987',
    950: '#000000',
  },
}

SCSS

$custom: #641987;
$custom-light: #9460ab;
$custom-dark: #000000;

JSON

{
  "hex": "#641987",
  "rgb": {
    "r": 100,
    "g": 25,
    "b": 135
  },
  "hsl": {
    "h": 280.909,
    "s": 68.75,
    "l": 31.373
  },
  "oklch": {
    "l": 0.39465,
    "c": 0.17248,
    "h": 311.9
  },
  "luminance": 0.05154
}

Semantic roles & 50–950 ramp

primary

#641987

secondary

#68BA41

accent

#EC3C74

background

#F9F5FA

surface

#F2EAF4

border

#CCC6CE

text

#0E0510

muted

#7E797F

Preview Lab

Preview with #641987

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

Preview Lab → · Contrast checker → · Palette generator →