#641C80#641C80

#641C80 is a dark, vivid purple. Relative luminance 0.051; OKLCH L 39.2% C 0.163 H 314.4°. Best body text is #FFFFFF at 10.40:1 contrast (WCAG AA passes).

Color values

HEX	#641C80
RGB	rgb(100, 28, 128)
HSL	hsl(283, 64%, 31%)
HSV	hsv(283, 78%, 50%)
CMYK	cmyk(21.9%, 78.1%, 0%, 49.8%)
CIE-LAB	lab(27.01, 47.17, -41.20)
CIE-LCH	lch(27.01, 62.64, 318.87°)
OKLab	oklab(39.19% 0.1138 -0.1163)
OKLCH	oklch(39.19% 0.163 314.4)
XYZ	xyz(9.5664, 5.0987, 20.8981)
Luminance	0.0510 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#641C80 #38801C

analogous

#321C80 #641C80 #801C6A

triadic

#641C80 #80641C #1C8064

tetradic

#641C80 #80321C #38801C #1C6A80

square

#641C80 #80321C #38801C #1C6A80

split-complementary

#641C80 #6A801C #1C8032

monochromatic

#16061C #3D114E #641C80 #8B27B2 #AC41D5

Accessibility & contrast

On white

10.40

#641C80 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.02

#641C80 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #641C80

10.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##641C80	#FFFFFF	#000000	##FFFFFF
##641C80	1.00	10.40	2.02	10.40
#FFFFFF	10.40	1.00	21.00	1.00
#000000	2.02	21.00	1.00	21.00
##FFFFFF	10.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003C83

Deuteranopia (green-blind)

#15427E

Tritanopia (blue-blind)

#61334D

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #641c80;
/* rgb */ color: rgb(100, 28, 128);
/* oklch */ color: oklch(39.2% 0.163 314.4);

Tailwind

colors: {
  custom: {
    50: '#9461a5',
    500: '#641c80',
    950: '#000000',
  },
}

SCSS

$custom: #641c80;
$custom-light: #9461a5;
$custom-dark: #000000;

JSON

{
  "hex": "#641c80",
  "rgb": {
    "r": 100,
    "g": 28,
    "b": 128
  },
  "hsl": {
    "h": 283.2,
    "s": 64.103,
    "l": 30.588
  },
  "oklch": {
    "l": 0.39187,
    "c": 0.16272,
    "h": 314.4
  },
  "luminance": 0.05098
}

Semantic roles & 50–950 ramp

primary

#641C80

secondary

#63B344

accent

#E7416F

background

#F9F6FA

surface

#F2EBF4

border

#CCC6CE

text

#0E050F

muted

#7E7A7F

Preview Lab

Preview with #641C80

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

Preview Lab → · Contrast checker → · Palette generator →