#641C6C#641C6C

#641C6C is a dark, vivid purple. Relative luminance 0.046; OKLCH L 37.8% C 0.144 H 323.6°. Best body text is #FFFFFF at 10.91:1 contrast (WCAG AA passes).

Color values

HEX	#641C6C
RGB	rgb(100, 28, 108)
HSL	hsl(294, 59%, 27%)
HSV	hsv(294, 74%, 42%)
CMYK	cmyk(7.4%, 74.1%, 0%, 57.6%)
CIE-LAB	lab(25.63, 43.06, -30.67)
CIE-LCH	lch(25.63, 52.87, 324.54°)
OKLab	oklab(37.76% 0.1158 -0.0855)
OKLCH	oklch(37.76% 0.144 323.6)
XYZ	xyz(8.3773, 4.6230, 14.6355)
Luminance	0.0462 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Royal Purple (survey)

#4B006E

ΔE00 7.21

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#641C6C #246C1C

analogous

#3C1C6C #641C6C #6C1C4C

triadic

#641C6C #6C641C #1C6C64

tetradic

#641C6C #6C3C1C #246C1C #1C4C6C

square

#641C6C #6C3C1C #246C1C #1C4C6C

split-complementary

#641C6C #4C6C1C #1C6C3C

monochromatic

#170618 #370F3B #641C6C #91299D #BC37CB

Accessibility & contrast

On white

10.91

#641C6C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.92

#641C6C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #641C6C

10.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##641C6C	#FFFFFF	#000000	##FFFFFF
##641C6C	1.00	10.91	1.92	10.91
#FFFFFF	10.91	1.00	21.00	1.00
#000000	1.92	21.00	1.00	21.00
##FFFFFF	10.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#03376E

Deuteranopia (green-blind)

#29406A

Tritanopia (blue-blind)

#662A42

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #641c6c;
/* rgb */ color: rgb(100, 28, 108);
/* oklch */ color: oklch(37.8% 0.144 323.6);

Tailwind

colors: {
  custom: {
    50: '#936096',
    500: '#641c6c',
    950: '#000000',
  },
}

SCSS

$custom: #641c6c;
$custom-light: #936096;
$custom-dark: #000000;

JSON

{
  "hex": "#641c6c",
  "rgb": {
    "r": 100,
    "g": 28,
    "b": 108
  },
  "hsl": {
    "h": 294,
    "s": 58.824,
    "l": 26.667
  },
  "oklch": {
    "l": 0.37764,
    "c": 0.14393,
    "h": 323.6
  },
  "luminance": 0.04623
}

Semantic roles & 50–950 ramp

primary

#641C6C

secondary

#4CA143

accent

#E24655

background

#F9F5F9

surface

#F2EAF2

border

#CCC6CC

text

#0D050D

muted

#7E797E

Preview Lab

Preview with #641C6C

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

Preview Lab → · Contrast checker → · Palette generator →