#642D96#642D96

#642D96 is a dark, vivid violet. Relative luminance 0.068; OKLCH L 42.8% C 0.165 H 304.2°. Best body text is #FFFFFF at 8.91:1 contrast (WCAG AA passes).

Color values

HEX	#642D96
RGB	rgb(100, 45, 150)
HSL	hsl(271, 54%, 38%)
HSV	hsv(271, 70%, 59%)
CMYK	cmyk(33.3%, 70%, 0%, 41.2%)
CIE-LAB	lab(31.32, 44.74, -47.89)
CIE-LCH	lch(31.32, 65.54, 313.05°)
OKLab	oklab(42.77% 0.0926 -0.1361)
OKLCH	oklch(42.77% 0.165 304.2)
XYZ	xyz(11.6977, 6.7881, 29.5422)
Luminance	0.0679 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#642D96 #5F962D

analogous

#302D96 #642D96 #962D93

triadic

#642D96 #96642D #2D9664

tetradic

#642D96 #96302D #5F962D #2D9396

square

#642D96 #96302D #5F962D #2D9396

split-complementary

#642D96 #93962D #2D9630

monochromatic

#251138 #451F67 #642D96 #833CC4 #A16BD3

Accessibility & contrast

On white

8.91

#642D96 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.36

#642D96 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #642D96

8.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##642D96	#FFFFFF	#000000	##FFFFFF
##642D96	1.00	8.91	2.36	8.91
#FFFFFF	8.91	1.00	21.00	1.00
#000000	2.36	21.00	1.00	21.00
##FFFFFF	8.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004899

Deuteranopia (green-blind)

#004A94

Tritanopia (blue-blind)

#5B455E

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #642d96;
/* rgb */ color: rgb(100, 45, 150);
/* oklch */ color: oklch(42.8% 0.165 304.2);

Tailwind

colors: {
  custom: {
    50: '#946ab6',
    500: '#642d96',
    950: '#000000',
  },
}

SCSS

$custom: #642d96;
$custom-light: #946ab6;
$custom-dark: #000000;

JSON

{
  "hex": "#642d96",
  "rgb": {
    "r": 100,
    "g": 45,
    "b": 150
  },
  "hsl": {
    "h": 271.429,
    "s": 53.846,
    "l": 38.235
  },
  "oklch": {
    "l": 0.42765,
    "c": 0.16458,
    "h": 304.2
  },
  "luminance": 0.06788
}

Semantic roles & 50–950 ramp

primary

#642D96

secondary

#8DB965

accent

#DD4B90

background

#F9F6FB

surface

#F2EBF6

border

#CCC6D0

text

#0E0711

muted

#7E7A80

Preview Lab

Preview with #642D96

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

Preview Lab → · Contrast checker → · Palette generator →