#641F83#641F83

#641F83 is a dark, vivid purple. Relative luminance 0.053; OKLCH L 39.7% C 0.162 H 312.9°. Best body text is #FFFFFF at 10.17:1 contrast (WCAG AA passes).

Color values

HEX	#641F83
RGB	rgb(100, 31, 131)
HSL	hsl(281, 62%, 32%)
HSV	hsv(281, 76%, 51%)
CMYK	cmyk(23.7%, 76.3%, 0%, 48.6%)
CIE-LAB	lab(27.65, 46.64, -42.06)
CIE-LCH	lch(27.65, 62.81, 317.96°)
OKLab	oklab(39.71% 0.1104 -0.1189)
OKLCH	oklch(39.71% 0.162 312.9)
XYZ	xyz(9.8415, 5.3283, 21.9784)
Luminance	0.0533 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Royal Purple (survey)

#4B006E

ΔE00 6.60

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#641F83 #3E831F

analogous

#321F83 #641F83 #831F70

triadic

#641F83 #83641F #1F8364

tetradic

#641F83 #83321F #3E831F #1F7083

square

#641F83 #83321F #3E831F #1F7083

split-complementary

#641F83 #70831F #1F8332

monochromatic

#180820 #3E1352 #641F83 #8A2BB4 #A949D4

Accessibility & contrast

On white

10.17

#641F83 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.07

#641F83 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #641F83

10.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##641F83	#FFFFFF	#000000	##FFFFFF
##641F83	1.00	10.17	2.07	10.17
#FFFFFF	10.17	1.00	21.00	1.00
#000000	2.07	21.00	1.00	21.00
##FFFFFF	10.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003E86

Deuteranopia (green-blind)

#144381

Tritanopia (blue-blind)

#61364F

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #641f83;
/* rgb */ color: rgb(100, 31, 131);
/* oklch */ color: oklch(39.7% 0.162 312.9);

Tailwind

colors: {
  custom: {
    50: '#9462a8',
    500: '#641f83',
    950: '#000000',
  },
}

SCSS

$custom: #641f83;
$custom-light: #9462a8;
$custom-dark: #000000;

JSON

{
  "hex": "#641f83",
  "rgb": {
    "r": 100,
    "g": 31,
    "b": 131
  },
  "hsl": {
    "h": 281.4,
    "s": 61.728,
    "l": 31.765
  },
  "oklch": {
    "l": 0.39708,
    "c": 0.1622,
    "h": 312.9
  },
  "luminance": 0.05328
}

Semantic roles & 50–950 ramp

primary

#641F83

secondary

#6AB648

accent

#E54375

background

#F9F6FA

surface

#F2EBF4

border

#CCC6CE

text

#0E0510

muted

#7E7A7F

Preview Lab

Preview with #641F83

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

Preview Lab → · Contrast checker → · Palette generator →