#642A85#642A85

#642A85 is a dark, vivid violet. Relative luminance 0.061; OKLCH L 41.1% C 0.150 H 310.8°. Best body text is #FFFFFF at 9.49:1 contrast (WCAG AA passes).

Color values

HEX	#642A85
RGB	rgb(100, 42, 133)
HSL	hsl(278, 52%, 34%)
HSV	hsv(278, 68%, 52%)
CMYK	cmyk(24.8%, 68.4%, 0%, 47.8%)
CIE-LAB	lab(29.56, 42.12, -40.23)
CIE-LCH	lch(29.56, 58.25, 316.32°)
OKLab	oklab(41.12% 0.0979 -0.1136)
OKLCH	oklch(41.12% 0.15 310.8)
XYZ	xyz(10.3163, 6.0589, 22.8118)
Luminance	0.0606 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#642A85 #4B852A

analogous

#372A85 #642A85 #852A79

triadic

#642A85 #85642A #2A8564

tetradic

#642A85 #85372A #4B852A #2A7985

square

#642A85 #85372A #4B852A #2A7985

split-complementary

#642A85 #79852A #2A8537

monochromatic

#1E0D28 #411B56 #642A85 #8739B4 #A45DCC

Accessibility & contrast

On white

9.49

#642A85 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.21

#642A85 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #642A85

9.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##642A85	#FFFFFF	#000000	##FFFFFF
##642A85	1.00	9.49	2.21	9.49
#FFFFFF	9.49	1.00	21.00	1.00
#000000	2.21	21.00	1.00	21.00
##FFFFFF	9.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004388

Deuteranopia (green-blind)

#1E4783

Tritanopia (blue-blind)

#603D54

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #642a85;
/* rgb */ color: rgb(100, 42, 133);
/* oklch */ color: oklch(41.1% 0.150 310.8);

Tailwind

colors: {
  custom: {
    50: '#9368a9',
    500: '#642a85',
    950: '#000000',
  },
}

SCSS

$custom: #642a85;
$custom-light: #9368a9;
$custom-dark: #000000;

JSON

{
  "hex": "#642a85",
  "rgb": {
    "r": 100,
    "g": 42,
    "b": 133
  },
  "hsl": {
    "h": 278.242,
    "s": 52,
    "l": 34.314
  },
  "oklch": {
    "l": 0.41116,
    "c": 0.14996,
    "h": 310.8
  },
  "luminance": 0.06059
}

Semantic roles & 50–950 ramp

primary

#642A85

secondary

#79B259

accent

#DB4C80

background

#F9F6FA

surface

#F2EBF4

border

#CCC6CE

text

#0D0610

muted

#7E7A7F

Preview Lab

Preview with #642A85

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

Preview Lab → · Contrast checker → · Palette generator →