#642F7A#642F7A

#642F7A is a dark, vivid purple. Relative luminance 0.061; OKLCH L 41.0% C 0.130 H 314.8°. Best body text is #FFFFFF at 9.42:1 contrast (WCAG AA passes).

Color values

HEX	#642F7A
RGB	rgb(100, 47, 122)
HSL	hsl(282, 44%, 33%)
HSV	hsv(282, 61%, 48%)
CMYK	cmyk(18%, 61.5%, 0%, 52.2%)
CIE-LAB	lab(29.78, 37.00, -32.98)
CIE-LCH	lch(29.78, 49.56, 318.28°)
OKLab	oklab(41.05% 0.0917 -0.0924)
OKLCH	oklch(41.05% 0.13 314.8)
XYZ	xyz(9.7843, 6.1478, 19.0798)
Luminance	0.0615 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#642F7A #457A2F

analogous

#3E2F7A #642F7A #7A2F6A

triadic

#642F7A #7A642F #2F7A64

tetradic

#642F7A #7A3E2F #457A2F #2F6A7A

square

#642F7A #7A3E2F #457A2F #2F6A7A

split-complementary

#642F7A #6A7A2F #2F7A3E

monochromatic

#1C0D22 #401E4E #642F7A #8840A6 #A661C2

Accessibility & contrast

On white

9.42

#642F7A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.23

#642F7A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #642F7A

9.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##642F7A	#FFFFFF	#000000	##FFFFFF
##642F7A	1.00	9.42	2.23	9.42
#FFFFFF	9.42	1.00	21.00	1.00
#000000	2.23	21.00	1.00	21.00
##FFFFFF	9.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#19437C

Deuteranopia (green-blind)

#2E4878

Tritanopia (blue-blind)

#623C50

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #642f7a;
/* rgb */ color: rgb(100, 47, 122);
/* oklch */ color: oklch(41.0% 0.130 314.8);

Tailwind

colors: {
  custom: {
    50: '#926ba1',
    500: '#642f7a',
    950: '#000000',
  },
}

SCSS

$custom: #642f7a;
$custom-light: #926ba1;
$custom-dark: #000000;

JSON

{
  "hex": "#642f7a",
  "rgb": {
    "r": 100,
    "g": 47,
    "b": 122
  },
  "hsl": {
    "h": 282.4,
    "s": 44.379,
    "l": 33.137
  },
  "oklch": {
    "l": 0.41046,
    "c": 0.13019,
    "h": 314.8
  },
  "luminance": 0.06147
}

Semantic roles & 50–950 ramp

primary

#642F7A

secondary

#72A95C

accent

#D45479

background

#F9F6F9

surface

#F1EBF2

border

#CBC6CC

text

#0D070F

muted

#7E7A7E

Preview Lab

Preview with #642F7A

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

Preview Lab → · Contrast checker → · Palette generator →