#641FA6#641FA6

#641FA6 is a dark, vivid violet. Relative luminance 0.064; OKLCH L 42.6% C 0.197 H 301.2°. Best body text is #FFFFFF at 9.18:1 contrast (WCAG AA passes).

Color values

HEX	#641FA6
RGB	rgb(100, 31, 166)
HSL	hsl(271, 69%, 39%)
HSV	hsv(271, 81%, 65%)
CMYK	cmyk(39.8%, 81.3%, 0%, 34.9%)
CIE-LAB	lab(30.50, 54.69, -58.94)
CIE-LCH	lch(30.50, 80.40, 312.85°)
OKLab	oklab(42.6% 0.1019 -0.1685)
OKLCH	oklch(42.6% 0.197 301.2)
XYZ	xyz(12.6268, 6.4424, 36.6473)
Luminance	0.0644 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#641FA6 #61A61F

analogous

#211FA6 #641FA6 #A61FA4

triadic

#641FA6 #A6641F #1FA664

tetradic

#641FA6 #A6211F #61A61F #1FA4A6

square

#641FA6 #A6211F #61A61F #1FA4A6

split-complementary

#641FA6 #A4A61F #1FA621

monochromatic

#260C3F #451572 #641FA6 #832BD7 #A15EE1

Accessibility & contrast

On white

9.18

#641FA6 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.29

#641FA6 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #641FA6

9.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##641FA6	#FFFFFF	#000000	##FFFFFF
##641FA6	1.00	9.18	2.29	9.18
#FFFFFF	9.18	1.00	21.00	1.00
#000000	2.29	21.00	1.00	21.00
##FFFFFF	9.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0047AA

Deuteranopia (green-blind)

#0047A3

Tritanopia (blue-blind)

#554563

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #641fa6;
/* rgb */ color: rgb(100, 31, 166);
/* oklch */ color: oklch(42.6% 0.197 301.2);

Tailwind

colors: {
  custom: {
    50: '#9764c1',
    500: '#641fa6',
    950: '#000000',
  },
}

SCSS

$custom: #641fa6;
$custom-light: #9764c1;
$custom-dark: #000000;

JSON

{
  "hex": "#641fa6",
  "rgb": {
    "r": 100,
    "g": 31,
    "b": 166
  },
  "hsl": {
    "h": 270.667,
    "s": 68.528,
    "l": 38.627
  },
  "oklch": {
    "l": 0.42596,
    "c": 0.19689,
    "h": 301.2
  },
  "luminance": 0.06442
}

Semantic roles & 50–950 ramp

primary

#641FA6

secondary

#8FC55B

accent

#EB3C92

background

#F9F6FC

surface

#F2EBF8

border

#CCC6D1

text

#0E0612

muted

#7E7A81

Preview Lab

Preview with #641FA6

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

Preview Lab → · Contrast checker → · Palette generator →