#642E9A#642E9A

#642E9A is a dark, vivid violet. Relative luminance 0.070; OKLCH L 43.2% C 0.168 H 302.8°. Best body text is #FFFFFF at 8.75:1 contrast (WCAG AA passes).

Color values

HEX	#642E9A
RGB	rgb(100, 46, 154)
HSL	hsl(270, 54%, 39%)
HSV	hsv(270, 70%, 60%)
CMYK	cmyk(35.1%, 70.1%, 0%, 39.6%)
CIE-LAB	lab(31.80, 45.25, -49.56)
CIE-LCH	lch(31.80, 67.11, 312.40°)
OKLab	oklab(43.2% 0.0909 -0.141)
OKLCH	oklch(43.2% 0.168 302.8)
XYZ	xyz(12.0639, 6.9964, 31.2805)
Luminance	0.0700 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 8.33

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#642E9A #649A2E

analogous

#2E2E9A #642E9A #9A2E9A

triadic

#642E9A #9A642E #2E9A64

tetradic

#642E9A #9A2E2E #649A2E #2E9A9A

square

#642E9A #9A2E2E #649A2E #2E9A9A

split-complementary

#642E9A #9A9A2E #2E9A2E

monochromatic

#27123C #45206B #642E9A #833FC6 #A16FD4

Accessibility & contrast

On white

8.75

#642E9A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.40

#642E9A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #642E9A

8.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##642E9A	#FFFFFF	#000000	##FFFFFF
##642E9A	1.00	8.75	2.40	8.75
#FFFFFF	8.75	1.00	21.00	1.00
#000000	2.40	21.00	1.00	21.00
##FFFFFF	8.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004A9D

Deuteranopia (green-blind)

#004A98

Tritanopia (blue-blind)

#594760

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #642e9a;
/* rgb */ color: rgb(100, 46, 154);
/* oklch */ color: oklch(43.2% 0.168 302.8);

Tailwind

colors: {
  custom: {
    50: '#956bb8',
    500: '#642e9a',
    950: '#000000',
  },
}

SCSS

$custom: #642e9a;
$custom-light: #956bb8;
$custom-dark: #000000;

JSON

{
  "hex": "#642e9a",
  "rgb": {
    "r": 100,
    "g": 46,
    "b": 154
  },
  "hsl": {
    "h": 270,
    "s": 54,
    "l": 39.216
  },
  "oklch": {
    "l": 0.43203,
    "c": 0.16774,
    "h": 302.8
  },
  "luminance": 0.06996
}

Semantic roles & 50–950 ramp

primary

#642E9A

secondary

#92BB69

accent

#DD4A94

background

#F9F6FB

surface

#F2EBF6

border

#CCC6D0

text

#0E0711

muted

#7E7A80

Preview Lab

Preview with #642E9A

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

Preview Lab → · Contrast checker → · Palette generator →