#642AA6#642AA6

#642AA6 is a dark, vivid violet. Relative luminance 0.071; OKLCH L 43.7% C 0.186 H 299.9°. Best body text is #FFFFFF at 8.66:1 contrast (WCAG AA passes).

Color values

HEX	#642AA6
RGB	rgb(100, 42, 166)
HSL	hsl(268, 60%, 41%)
HSV	hsv(268, 75%, 65%)
CMYK	cmyk(39.8%, 74.7%, 0%, 34.9%)
CIE-LAB	lab(32.07, 50.16, -56.38)
CIE-LCH	lch(32.07, 75.46, 311.66°)
OKLab	oklab(43.7% 0.0927 -0.161)
OKLCH	oklch(43.7% 0.186 299.9)
XYZ	xyz(12.9647, 7.1183, 36.7599)
Luminance	0.0712 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#642AA6 #6CA62A

analogous

#2A2EA6 #642AA6 #A22AA6

triadic

#642AA6 #A6642A #2AA664

tetradic

#642AA6 #A62A2E #6CA62A #2AA6A2

square

#642AA6 #A62A2E #6CA62A #2AA6A2

split-complementary

#642AA6 #A6A22A #2EA62A

monochromatic

#291144 #471E75 #642AA6 #823FCE #A270DB

Accessibility & contrast

On white

8.66

#642AA6 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.42

#642AA6 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #642AA6

8.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##642AA6	#FFFFFF	#000000	##FFFFFF
##642AA6	1.00	8.66	2.42	8.66
#FFFFFF	8.66	1.00	21.00	1.00
#000000	2.42	21.00	1.00	21.00
##FFFFFF	8.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004BAA

Deuteranopia (green-blind)

#004AA4

Tritanopia (blue-blind)

#554A66

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #642aa6;
/* rgb */ color: rgb(100, 42, 166);
/* oklch */ color: oklch(43.7% 0.186 299.9);

Tailwind

colors: {
  custom: {
    50: '#9669c1',
    500: '#642aa6',
    950: '#000000',
  },
}

SCSS

$custom: #642aa6;
$custom-light: #9669c1;
$custom-dark: #000000;

JSON

{
  "hex": "#642aa6",
  "rgb": {
    "r": 100,
    "g": 42,
    "b": 166
  },
  "hsl": {
    "h": 268.065,
    "s": 59.615,
    "l": 40.784
  },
  "oklch": {
    "l": 0.43696,
    "c": 0.18576,
    "h": 299.9
  },
  "luminance": 0.07118
}

Semantic roles & 50–950 ramp

primary

#642AA6

secondary

#99C26A

accent

#E34599

background

#F9F6FC

surface

#F2EBF8

border

#CCC6D1

text

#0E0712

muted

#7E7A81

Preview Lab

Preview with #642AA6

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

Preview Lab → · Contrast checker → · Palette generator →