#641C82#641C82

#641C82 is a dark, vivid purple. Relative luminance 0.052; OKLCH L 39.3% C 0.165 H 313.6°. Best body text is #FFFFFF at 10.34:1 contrast (WCAG AA passes).

Color values

HEX	#641C82
RGB	rgb(100, 28, 130)
HSL	hsl(282, 65%, 31%)
HSV	hsv(282, 78%, 51%)
CMYK	cmyk(23.1%, 78.5%, 0%, 49%)
CIE-LAB	lab(27.16, 47.60, -42.22)
CIE-LCH	lch(27.16, 63.63, 318.43°)
OKLab	oklab(39.34% 0.1134 -0.1193)
OKLCH	oklch(39.34% 0.165 313.6)
XYZ	xyz(9.6993, 5.1519, 21.5982)
Luminance	0.0515 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Royal Purple (survey)

#4B006E

ΔE00 6.25

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#641C82 #3A821C

analogous

#311C82 #641C82 #821C6D

triadic

#641C82 #82641C #1C8264

tetradic

#641C82 #82311C #3A821C #1C6D82

square

#641C82 #82311C #3A821C #1C6D82

split-complementary

#641C82 #6D821C #1C8231

monochromatic

#17061D #3D1150 #641C82 #8B27B4 #AB42D6

Accessibility & contrast

On white

10.34

#641C82 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.03

#641C82 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #641C82

10.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##641C82	#FFFFFF	#000000	##FFFFFF
##641C82	1.00	10.34	2.03	10.34
#FFFFFF	10.34	1.00	21.00	1.00
#000000	2.03	21.00	1.00	21.00
##FFFFFF	10.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003C85

Deuteranopia (green-blind)

#124280

Tritanopia (blue-blind)

#61344E

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #641c82;
/* rgb */ color: rgb(100, 28, 130);
/* oklch */ color: oklch(39.3% 0.165 313.6);

Tailwind

colors: {
  custom: {
    50: '#9461a7',
    500: '#641c82',
    950: '#000000',
  },
}

SCSS

$custom: #641c82;
$custom-light: #9461a7;
$custom-dark: #000000;

JSON

{
  "hex": "#641c82",
  "rgb": {
    "r": 100,
    "g": 28,
    "b": 130
  },
  "hsl": {
    "h": 282.353,
    "s": 64.557,
    "l": 30.98
  },
  "oklch": {
    "l": 0.3934,
    "c": 0.16464,
    "h": 313.6
  },
  "luminance": 0.05152
}

Semantic roles & 50–950 ramp

primary

#641C82

secondary

#66B544

accent

#E84071

background

#F9F6FA

surface

#F2EBF4

border

#CCC6CE

text

#0E050F

muted

#7E7A7F

Preview Lab

Preview with #641C82

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

Preview Lab → · Contrast checker → · Palette generator →