#641F66#641F66

#641F66 is a dark, vivid purple. Relative luminance 0.046; OKLCH L 37.7% C 0.134 H 326.7°. Best body text is #FFFFFF at 10.88:1 contrast (WCAG AA passes).

Color values

HEX	#641F66
RGB	rgb(100, 31, 102)
HSL	hsl(298, 53%, 26%)
HSV	hsv(298, 70%, 40%)
CMYK	cmyk(2%, 69.6%, 0%, 60%)
CIE-LAB	lab(25.71, 40.64, -26.66)
CIE-LCH	lch(25.71, 48.60, 326.74°)
OKLab	oklab(37.7% 0.1123 -0.0738)
OKLCH	oklch(37.7% 0.134 326.7)
XYZ	xyz(8.1436, 4.6491, 13.0362)
Luminance	0.0465 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#641F66 #21661F

analogous

#401F66 #641F66 #661F44

triadic

#641F66 #66641F #1F6664

tetradic

#641F66 #66401F #21661F #1F4466

square

#641F66 #66401F #21661F #1F4466

split-complementary

#641F66 #44661F #1F6640

monochromatic

#170717 #361137 #641F66 #922D95 #C03CC4

Accessibility & contrast

On white

10.88

#641F66 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.93

#641F66 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #641F66

10.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##641F66	#FFFFFF	#000000	##FFFFFF
##641F66	1.00	10.88	1.93	10.88
#FFFFFF	10.88	1.00	21.00	1.00
#000000	1.93	21.00	1.00	21.00
##FFFFFF	10.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#133768

Deuteranopia (green-blind)

#2F4064

Tritanopia (blue-blind)

#67293F

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #641f66;
/* rgb */ color: rgb(100, 31, 102);
/* oklch */ color: oklch(37.7% 0.134 326.7);

Tailwind

colors: {
  custom: {
    50: '#936192',
    500: '#641f66',
    950: '#000000',
  },
}

SCSS

$custom: #641f66;
$custom-light: #936192;
$custom-dark: #000000;

JSON

{
  "hex": "#641f66",
  "rgb": {
    "r": 100,
    "g": 31,
    "b": 102
  },
  "hsl": {
    "h": 298.31,
    "s": 53.383,
    "l": 26.078
  },
  "oklch": {
    "l": 0.37701,
    "c": 0.13439,
    "h": 326.7
  },
  "luminance": 0.04649
}

Semantic roles & 50–950 ramp

primary

#641F66

secondary

#499A46

accent

#DD4B4F

background

#F9F5F9

surface

#F2EAF1

border

#CCC6CB

text

#0D050D

muted

#7E797E

Preview Lab

Preview with #641F66

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

Preview Lab → · Contrast checker → · Palette generator →