#641783#641783

#641783 is a dark, vivid purple. Relative luminance 0.050; OKLCH L 39.0% C 0.171 H 313.6°. Best body text is #FFFFFF at 10.54:1 contrast (WCAG AA passes).

Color values

HEX	#641783
RGB	rgb(100, 23, 131)
HSL	hsl(283, 70%, 30%)
HSV	hsv(283, 82%, 51%)
CMYK	cmyk(23.7%, 82.4%, 0%, 48.6%)
CIE-LAB	lab(26.62, 49.60, -43.72)
CIE-LCH	lch(26.62, 66.12, 318.60°)
OKLab	oklab(38.98% 0.1176 -0.1237)
OKLCH	oklch(38.98% 0.171 313.6)
XYZ	xyz(9.6579, 4.9611, 21.9172)
Luminance	0.0496 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#641783 #368317

analogous

#2E1783 #641783 #83176C

triadic

#641783 #836417 #178364

tetradic

#641783 #832E17 #368317 #176C83

square

#641783 #832E17 #368317 #176C83

split-complementary

#641783 #6C8317 #17832E

monochromatic

#15051B #3C0E4F #641783 #8C20B7 #AD38DC

Accessibility & contrast

On white

10.54

#641783 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.99

#641783 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #641783

10.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##641783	#FFFFFF	#000000	##FFFFFF
##641783	1.00	10.54	1.99	10.54
#FFFFFF	10.54	1.00	21.00	1.00
#000000	1.99	21.00	1.00	21.00
##FFFFFF	10.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003B86

Deuteranopia (green-blind)

#084181

Tritanopia (blue-blind)

#61324E

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #641783;
/* rgb */ color: rgb(100, 23, 131);
/* oklch */ color: oklch(39.0% 0.171 313.6);

Tailwind

colors: {
  custom: {
    50: '#945fa8',
    500: '#641783',
    950: '#000000',
  },
}

SCSS

$custom: #641783;
$custom-light: #945fa8;
$custom-dark: #000000;

JSON

{
  "hex": "#641783",
  "rgb": {
    "r": 100,
    "g": 23,
    "b": 131
  },
  "hsl": {
    "h": 282.778,
    "s": 70.13,
    "l": 30.196
  },
  "oklch": {
    "l": 0.38984,
    "c": 0.17069,
    "h": 313.6
  },
  "luminance": 0.04961
}

Semantic roles & 50–950 ramp

primary

#641783

secondary

#61B73F

accent

#ED3B6E

background

#F9F5FA

surface

#F2EAF4

border

#CCC6CE

text

#0E0510

muted

#7E797F

Preview Lab

Preview with #641783

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

Preview Lab → · Contrast checker → · Palette generator →