#641DA7#641DA7

#641DA7 is a dark, vivid violet. Relative luminance 0.064; OKLCH L 42.5% C 0.200 H 301.1°. Best body text is #FFFFFF at 9.23:1 contrast (WCAG AA passes).

Color values

HEX	#641DA7
RGB	rgb(100, 29, 167)
HSL	hsl(271, 70%, 38%)
HSV	hsv(271, 83%, 65%)
CMYK	cmyk(40.1%, 82.6%, 0%, 34.5%)
CIE-LAB	lab(30.35, 55.63, -59.80)
CIE-LCH	lch(30.35, 81.68, 312.93°)
OKLab	oklab(42.52% 0.103 -0.171)
OKLCH	oklch(42.52% 0.2 301.1)
XYZ	xyz(12.6682, 6.3780, 37.1154)
Luminance	0.0638 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#641DA7 #60A71D

analogous

#1F1DA7 #641DA7 #A71DA5

triadic

#641DA7 #A7641D #1DA764

tetradic

#641DA7 #A71F1D #60A71D #1DA5A7

square

#641DA7 #A71F1D #60A71D #1DA5A7

split-complementary

#641DA7 #A5A71D #1DA71F

monochromatic

#260B3F #451473 #641DA7 #8328DA #A15CE3

Accessibility & contrast

On white

9.23

#641DA7 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.28

#641DA7 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #641DA7

9.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##641DA7	#FFFFFF	#000000	##FFFFFF
##641DA7	1.00	9.23	2.28	9.23
#FFFFFF	9.23	1.00	21.00	1.00
#000000	2.28	21.00	1.00	21.00
##FFFFFF	9.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0047AB

Deuteranopia (green-blind)

#0047A4

Tritanopia (blue-blind)

#554464

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #641da7;
/* rgb */ color: rgb(100, 29, 167);
/* oklch */ color: oklch(42.5% 0.200 301.1);

Tailwind

colors: {
  custom: {
    50: '#9763c2',
    500: '#641da7',
    950: '#000000',
  },
}

SCSS

$custom: #641da7;
$custom-light: #9763c2;
$custom-dark: #000000;

JSON

{
  "hex": "#641da7",
  "rgb": {
    "r": 100,
    "g": 29,
    "b": 167
  },
  "hsl": {
    "h": 270.87,
    "s": 70.408,
    "l": 38.431
  },
  "oklch": {
    "l": 0.42515,
    "c": 0.19961,
    "h": 301.1
  },
  "luminance": 0.06378
}

Semantic roles & 50–950 ramp

primary

#641DA7

secondary

#8EC759

accent

#ED3B91

background

#F9F6FC

surface

#F2EBF8

border

#CCC6D1

text

#0E0613

muted

#7E7A82

Preview Lab

Preview with #641DA7

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

Preview Lab → · Contrast checker → · Palette generator →