#641689#641689

#641689 is a dark, vivid purple. Relative luminance 0.051; OKLCH L 39.4% C 0.177 H 311.3°. Best body text is #FFFFFF at 10.41:1 contrast (WCAG AA passes).

Color values

HEX	#641689
RGB	rgb(100, 22, 137)
HSL	hsl(281, 72%, 31%)
HSV	hsv(281, 84%, 54%)
CMYK	cmyk(27%, 83.9%, 0%, 46.3%)
CIE-LAB	lab(26.99, 51.19, -46.89)
CIE-LCH	lch(26.99, 69.42, 317.51°)
OKLab	oklab(39.39% 0.117 -0.133)
OKLCH	oklch(39.39% 0.177 311.3)
XYZ	xyz(10.0569, 5.0896, 24.1147)
Luminance	0.0509 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#641689 #3B8916

analogous

#2B1689 #641689 #891674

triadic

#641689 #896416 #168964

tetradic

#641689 #892B16 #3B8916 #167489

square

#641689 #892B16 #3B8916 #167489

split-complementary

#641689 #748916 #16892B

monochromatic

#170520 #3E0E54 #641689 #8A1EBE #AA3ADF

Accessibility & contrast

On white

10.41

#641689 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.02

#641689 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #641689

10.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##641689	#FFFFFF	#000000	##FFFFFF
##641689	1.00	10.41	2.02	10.41
#FFFFFF	10.41	1.00	21.00	1.00
#000000	2.02	21.00	1.00	21.00
##FFFFFF	10.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003C8C

Deuteranopia (green-blind)

#004187

Tritanopia (blue-blind)

#5F3451

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #641689;
/* rgb */ color: rgb(100, 22, 137);
/* oklch */ color: oklch(39.4% 0.177 311.3);

Tailwind

colors: {
  custom: {
    50: '#955fac',
    500: '#641689',
    950: '#000000',
  },
}

SCSS

$custom: #641689;
$custom-light: #955fac;
$custom-dark: #000000;

JSON

{
  "hex": "#641689",
  "rgb": {
    "r": 100,
    "g": 22,
    "b": 137
  },
  "hsl": {
    "h": 280.696,
    "s": 72.327,
    "l": 31.176
  },
  "oklch": {
    "l": 0.39389,
    "c": 0.17712,
    "h": 311.3
  },
  "luminance": 0.05089
}

Semantic roles & 50–950 ramp

primary

#641689

secondary

#67BD3E

accent

#EF3973

background

#F9F5FA

surface

#F2EAF4

border

#CCC6CE

text

#0E0510

muted

#7E797F

Preview Lab

Preview with #641689

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

Preview Lab → · Contrast checker → · Palette generator →