#642DA7#642DA7

#642DA7 is a dark, vivid violet. Relative luminance 0.074; OKLCH L 44.1% C 0.183 H 299.2°. Best body text is #FFFFFF at 8.48:1 contrast (WCAG AA passes).

Color values

HEX	#642DA7
RGB	rgb(100, 45, 167)
HSL	hsl(267, 58%, 42%)
HSV	hsv(267, 73%, 65%)
CMYK	cmyk(40.1%, 73.1%, 0%, 34.5%)
CIE-LAB	lab(32.65, 49.03, -56.04)
CIE-LCH	lch(32.65, 74.46, 311.18°)
OKLab	oklab(44.13% 0.0896 -0.16)
OKLCH	oklch(44.13% 0.183 299.2)
XYZ	xyz(13.1672, 7.3760, 37.2817)
Luminance	0.0738 (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

#642DA7 #70A72D

analogous

#2D33A7 #642DA7 #A12DA7

triadic

#642DA7 #A7642D #2DA764

tetradic

#642DA7 #A72D33 #70A72D #2DA7A1

square

#642DA7 #A72D33 #70A72D #2DA7A1

split-complementary

#642DA7 #A7A12D #33A72D

monochromatic

#2A1347 #472077 #642DA7 #8244CD #A275DA

Accessibility & contrast

On white

8.48

#642DA7 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.48

#642DA7 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #642DA7

8.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##642DA7	#FFFFFF	#000000	##FFFFFF
##642DA7	1.00	8.48	2.48	8.48
#FFFFFF	8.48	1.00	21.00	1.00
#000000	2.48	21.00	1.00	21.00
##FFFFFF	8.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004DAB

Deuteranopia (green-blind)

#004CA5

Tritanopia (blue-blind)

#544C67

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #642da7;
/* rgb */ color: rgb(100, 45, 167);
/* oklch */ color: oklch(44.1% 0.183 299.2);

Tailwind

colors: {
  custom: {
    50: '#966bc2',
    500: '#642da7',
    950: '#000000',
  },
}

SCSS

$custom: #642da7;
$custom-light: #966bc2;
$custom-dark: #000000;

JSON

{
  "hex": "#642da7",
  "rgb": {
    "r": 100,
    "g": 45,
    "b": 167
  },
  "hsl": {
    "h": 267.049,
    "s": 57.547,
    "l": 41.569
  },
  "oklch": {
    "l": 0.44127,
    "c": 0.18341,
    "h": 299.2
  },
  "luminance": 0.07376
}

Semantic roles & 50–950 ramp

primary

#642DA7

secondary

#9CC16E

accent

#E1479B

background

#F9F6FC

surface

#F2EBF8

border

#CCC6D1

text

#0E0712

muted

#7E7A81

Preview Lab

Preview with #642DA7

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

Preview Lab → · Contrast checker → · Palette generator →