#641C7E#641C7E

#641C7E is a dark, vivid purple. Relative luminance 0.050; OKLCH L 39.0% C 0.161 H 315.2°. Best body text is #FFFFFF at 10.45:1 contrast (WCAG AA passes).

Color values

HEX	#641C7E
RGB	rgb(100, 28, 126)
HSL	hsl(284, 64%, 30%)
HSV	hsv(284, 78%, 49%)
CMYK	cmyk(20.6%, 77.8%, 0%, 50.6%)
CIE-LAB	lab(26.87, 46.75, -40.18)
CIE-LCH	lch(26.87, 61.64, 319.32°)
OKLab	oklab(39.04% 0.1141 -0.1133)
OKLCH	oklch(39.04% 0.161 315.2)
XYZ	xyz(9.4361, 5.0465, 20.2116)
Luminance	0.0505 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#641C7E #367E1C

analogous

#331C7E #641C7E #7E1C67

triadic

#641C7E #7E641C #1C7E64

tetradic

#641C7E #7E331C #367E1C #1C677E

square

#641C7E #7E331C #367E1C #1C677E

split-complementary

#641C7E #677E1C #1C7E33

monochromatic

#15061A #3C114C #641C7E #8C27B0 #AD40D5

Accessibility & contrast

On white

10.45

#641C7E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.01

#641C7E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #641C7E

10.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##641C7E	#FFFFFF	#000000	##FFFFFF
##641C7E	1.00	10.45	2.01	10.45
#FFFFFF	10.45	1.00	21.00	1.00
#000000	2.01	21.00	1.00	21.00
##FFFFFF	10.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003B81

Deuteranopia (green-blind)

#18417C

Tritanopia (blue-blind)

#62324C

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #641c7e;
/* rgb */ color: rgb(100, 28, 126);
/* oklch */ color: oklch(39.0% 0.161 315.2);

Tailwind

colors: {
  custom: {
    50: '#9461a4',
    500: '#641c7e',
    950: '#000000',
  },
}

SCSS

$custom: #641c7e;
$custom-light: #9461a4;
$custom-dark: #000000;

JSON

{
  "hex": "#641c7e",
  "rgb": {
    "r": 100,
    "g": 28,
    "b": 126
  },
  "hsl": {
    "h": 284.082,
    "s": 63.636,
    "l": 30.196
  },
  "oklch": {
    "l": 0.39037,
    "c": 0.16082,
    "h": 315.2
  },
  "luminance": 0.05046
}

Semantic roles & 50–950 ramp

primary

#641C7E

secondary

#61B244

accent

#E7416D

background

#F9F6FA

surface

#F2EBF4

border

#CCC6CE

text

#0E050F

muted

#7E7A7F

Preview Lab

Preview with #641C7E

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

Preview Lab → · Contrast checker → · Palette generator →