#641F88#641F88

#641F88 is a dark, vivid violet. Relative luminance 0.055; OKLCH L 40.1% C 0.167 H 310.9°. Best body text is #FFFFFF at 10.03:1 contrast (WCAG AA passes).

Color values

HEX	#641F88
RGB	rgb(100, 31, 136)
HSL	hsl(279, 63%, 33%)
HSV	hsv(279, 77%, 53%)
CMYK	cmyk(26.5%, 77.2%, 0%, 46.7%)
CIE-LAB	lab(28.03, 47.75, -44.58)
CIE-LCH	lch(28.03, 65.33, 316.97°)
OKLab	oklab(40.09% 0.1095 -0.1263)
OKLCH	oklch(40.09% 0.167 310.9)
XYZ	xyz(10.1886, 5.4671, 23.8063)
Luminance	0.0547 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

#4B006E

ΔE00 6.86

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#641F88 #43881F

analogous

#301F88 #641F88 #881F77

triadic

#641F88 #88641F #1F8864

tetradic

#641F88 #88301F #43881F #1F7788

square

#641F88 #88301F #43881F #1F7788

split-complementary

#641F88 #77881F #1F8830

monochromatic

#1B0824 #3F1456 #641F88 #892ABA #A64BD6

Accessibility & contrast

On white

10.03

#641F88 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.09

#641F88 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #641F88

10.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##641F88	#FFFFFF	#000000	##FFFFFF
##641F88	1.00	10.03	2.09	10.03
#FFFFFF	10.03	1.00	21.00	1.00
#000000	2.09	21.00	1.00	21.00
##FFFFFF	10.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003F8B

Deuteranopia (green-blind)

#084386

Tritanopia (blue-blind)

#5F3852

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #641f88;
/* rgb */ color: rgb(100, 31, 136);
/* oklch */ color: oklch(40.1% 0.167 310.9);

Tailwind

colors: {
  custom: {
    50: '#9462ab',
    500: '#641f88',
    950: '#000000',
  },
}

SCSS

$custom: #641f88;
$custom-light: #9462ab;
$custom-dark: #000000;

JSON

{
  "hex": "#641f88",
  "rgb": {
    "r": 100,
    "g": 31,
    "b": 136
  },
  "hsl": {
    "h": 279.429,
    "s": 62.874,
    "l": 32.745
  },
  "oklch": {
    "l": 0.40092,
    "c": 0.16713,
    "h": 310.9
  },
  "luminance": 0.05467
}

Semantic roles & 50–950 ramp

primary

#641F88

secondary

#70B94A

accent

#E6427A

background

#F9F6FA

surface

#F2EBF4

border

#CCC6CE

text

#0E0610

muted

#7E7A7F

Preview Lab

Preview with #641F88

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

Preview Lab → · Contrast checker → · Palette generator →