#42155B#42155B

#42155B is a dark, vivid violet. Relative luminance 0.025; OKLCH L 30.6% C 0.121 H 310.5°. Best body text is #FFFFFF at 14.09:1 contrast (WCAG AA passes).

Color values

HEX	#42155B
RGB	rgb(66, 21, 91)
HSL	hsl(279, 63%, 22%)
HSV	hsv(279, 77%, 36%)
CMYK	cmyk(27.5%, 76.9%, 0%, 64.3%)
CIE-LAB	lab(17.69, 34.35, -32.56)
CIE-LCH	lch(17.69, 47.33, 316.54°)
OKLab	oklab(30.57% 0.0788 -0.0921)
OKLCH	oklch(30.57% 0.121 310.5)
XYZ	xyz(4.4029, 2.4500, 10.1365)
Luminance	0.0245 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42155B #2E5B15

analogous

#1F155B #42155B #5B1551

triadic

#42155B #5B4215 #155B42

tetradic

#42155B #5B1F15 #2E5B15 #15515B

square

#42155B #5B1F15 #2E5B15 #15515B

split-complementary

#42155B #515B15 #155B1F

monochromatic

#120619 #1E0A29 #42155B #66208D #8A2CBE

Accessibility & contrast

On white

14.09

#42155B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.49

#42155B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #42155B

14.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42155B	#FFFFFF	#000000	##FFFFFF
##42155B	1.00	14.09	1.49	14.09
#FFFFFF	14.09	1.00	21.00	1.00
#000000	1.49	21.00	1.00	21.00
##FFFFFF	14.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00295D

Deuteranopia (green-blind)

#092C59

Tritanopia (blue-blind)

#3F2536

Achromatopsia (no color)

#2B2B2B

Design tokens & code

CSS

--color: #42155b;
/* rgb */ color: rgb(66, 21, 91);
/* oklch */ color: oklch(30.6% 0.121 310.5);

Tailwind

colors: {
  custom: {
    50: '#79578a',
    500: '#42155b',
    950: '#000000',
  },
}

SCSS

$custom: #42155b;
$custom-light: #79578a;
$custom-dark: #000000;

JSON

{
  "hex": "#42155b",
  "rgb": {
    "r": 66,
    "g": 21,
    "b": 91
  },
  "hsl": {
    "h": 278.571,
    "s": 62.5,
    "l": 21.961
  },
  "oklch": {
    "l": 0.30568,
    "c": 0.12123,
    "h": 310.5
  },
  "luminance": 0.0245
}

Semantic roles & 50–950 ramp

primary

#42155B

secondary

#599239

accent

#E6427D

background

#F7F5F8

surface

#EEE9F0

border

#C9C5CB

text

#09030C

muted

#7B787D

Preview Lab

Preview with #42155B

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

Preview Lab → · Contrast checker → · Palette generator →