#641DA1#641DA1

#641DA1 is a dark, vivid violet. Relative luminance 0.062; OKLCH L 42.0% C 0.194 H 302.8°. Best body text is #FFFFFF at 9.41:1 contrast (WCAG AA passes).

Color values

HEX	#641DA1
RGB	rgb(100, 29, 161)
HSL	hsl(272, 69%, 37%)
HSV	hsv(272, 82%, 63%)
CMYK	cmyk(37.9%, 82%, 0%, 36.9%)
CIE-LAB	lab(29.82, 54.23, -57.04)
CIE-LCH	lch(29.82, 78.71, 313.55°)
OKLab	oklab(41.98% 0.1049 -0.1629)
OKLCH	oklch(41.98% 0.194 302.8)
XYZ	xyz(12.1264, 6.1612, 34.2617)
Luminance	0.0616 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#641DA1 #5AA11D

analogous

#221DA1 #641DA1 #A11D9C

triadic

#641DA1 #A1641D #1DA164

tetradic

#641DA1 #A1221D #5AA11D #1D9CA1

square

#641DA1 #A1221D #5AA11D #1D9CA1

split-complementary

#641DA1 #9CA11D #1DA122

monochromatic

#240A39 #44146D #641DA1 #8426D5 #A158E1

Accessibility & contrast

On white

9.41

#641DA1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.23

#641DA1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #641DA1

9.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##641DA1	#FFFFFF	#000000	##FFFFFF
##641DA1	1.00	9.41	2.23	9.41
#FFFFFF	9.41	1.00	21.00	1.00
#000000	2.23	21.00	1.00	21.00
##FFFFFF	9.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0045A5

Deuteranopia (green-blind)

#00469F

Tritanopia (blue-blind)

#574260

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #641da1;
/* rgb */ color: rgb(100, 29, 161);
/* oklch */ color: oklch(42.0% 0.194 302.8);

Tailwind

colors: {
  custom: {
    50: '#9663be',
    500: '#641da1',
    950: '#000000',
  },
}

SCSS

$custom: #641da1;
$custom-light: #9663be;
$custom-dark: #000000;

JSON

{
  "hex": "#641da1",
  "rgb": {
    "r": 100,
    "g": 29,
    "b": 161
  },
  "hsl": {
    "h": 272.273,
    "s": 69.474,
    "l": 37.255
  },
  "oklch": {
    "l": 0.41984,
    "c": 0.19374,
    "h": 302.8
  },
  "luminance": 0.06161
}

Semantic roles & 50–950 ramp

primary

#641DA1

secondary

#89C455

accent

#EC3C8D

background

#F9F6FB

surface

#F2EBF7

border

#CCC6D0

text

#0E0612

muted

#7E7A81

Preview Lab

Preview with #641DA1

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

Preview Lab → · Contrast checker → · Palette generator →