#642387#642387

#642387 is a dark, vivid violet. Relative luminance 0.057; OKLCH L 40.4% C 0.161 H 310.9°. Best body text is #FFFFFF at 9.85:1 contrast (WCAG AA passes).

Color values

HEX	#642387
RGB	rgb(100, 35, 135)
HSL	hsl(279, 59%, 33%)
HSV	hsv(279, 74%, 53%)
CMYK	cmyk(25.9%, 74.1%, 0%, 47.1%)
CIE-LAB	lab(28.54, 45.85, -43.12)
CIE-LCH	lch(28.54, 62.94, 316.75°)
OKLab	oklab(40.43% 0.1056 -0.122)
OKLCH	oklch(40.43% 0.161 310.9)
XYZ	xyz(10.2289, 5.6609, 23.4708)
Luminance	0.0566 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

#4B006E

ΔE00 7.26

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#642387 #468723

analogous

#322387 #642387 #872378

triadic

#642387 #876423 #238764

tetradic

#642387 #873223 #468723 #237887

square

#642387 #873223 #468723 #237887

split-complementary

#642387 #788723 #238732

monochromatic

#1C0A26 #401656 #642387 #8830B8 #A552D2

Accessibility & contrast

On white

9.85

#642387 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.13

#642387 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #642387

9.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##642387	#FFFFFF	#000000	##FFFFFF
##642387	1.00	9.85	2.13	9.85
#FFFFFF	9.85	1.00	21.00	1.00
#000000	2.13	21.00	1.00	21.00
##FFFFFF	9.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00408A

Deuteranopia (green-blind)

#124485

Tritanopia (blue-blind)

#5F3953

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #642387;
/* rgb */ color: rgb(100, 35, 135);
/* oklch */ color: oklch(40.4% 0.161 310.9);

Tailwind

colors: {
  custom: {
    50: '#9464ab',
    500: '#642387',
    950: '#000000',
  },
}

SCSS

$custom: #642387;
$custom-light: #9464ab;
$custom-dark: #000000;

JSON

{
  "hex": "#642387",
  "rgb": {
    "r": 100,
    "g": 35,
    "b": 135
  },
  "hsl": {
    "h": 279,
    "s": 58.824,
    "l": 33.333
  },
  "oklch": {
    "l": 0.40433,
    "c": 0.16138,
    "h": 310.9
  },
  "luminance": 0.05661
}

Semantic roles & 50–950 ramp

primary

#642387

secondary

#74B650

accent

#E2467C

background

#F9F6FA

surface

#F2EBF4

border

#CCC6CE

text

#0E0610

muted

#7E7A7F

Preview Lab

Preview with #642387

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

Preview Lab → · Contrast checker → · Palette generator →