#42187C#42187C

#42187C is a dark, vivid violet. Relative luminance 0.033; OKLCH L 33.9% C 0.155 H 296.0°. Best body text is #FFFFFF at 12.70:1 contrast (WCAG AA passes).

Color values

HEX	#42187C
RGB	rgb(66, 24, 124)
HSL	hsl(265, 68%, 29%)
HSV	hsv(265, 81%, 49%)
CMYK	cmyk(46.8%, 80.6%, 0%, 51.4%)
CIE-LAB	lab(21.08, 41.55, -48.55)
CIE-LCH	lch(21.08, 63.90, 310.56°)
OKLab	oklab(33.86% 0.0677 -0.1391)
OKLCH	oklch(33.86% 0.155 296)
XYZ	xyz(6.2105, 3.2666, 19.3682)
Luminance	0.0327 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42187C #527C18

analogous

#18207C #42187C #74187C

triadic

#42187C #7C4218 #187C42

tetradic

#42187C #7C1820 #527C18 #187C74

square

#42187C #7C1820 #527C18 #187C74

split-complementary

#42187C #7C7418 #207C18

monochromatic

#0E051A #270E49 #42187C #5D22AF #7A36D8

Accessibility & contrast

On white

12.70

#42187C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.65

#42187C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #42187C

12.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42187C	#FFFFFF	#000000	##FFFFFF
##42187C	1.00	12.70	1.65	12.70
#FFFFFF	12.70	1.00	21.00	1.00
#000000	1.65	21.00	1.00	21.00
##FFFFFF	12.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00337F

Deuteranopia (green-blind)

#00317A

Tritanopia (blue-blind)

#32344A

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #42187c;
/* rgb */ color: rgb(66, 24, 124);
/* oklch */ color: oklch(33.9% 0.155 296.0);

Tailwind

colors: {
  custom: {
    50: '#7d5aa3',
    500: '#42187c',
    950: '#000000',
  },
}

SCSS

$custom: #42187c;
$custom-light: #7d5aa3;
$custom-dark: #000000;

JSON

{
  "hex": "#42187c",
  "rgb": {
    "r": 66,
    "g": 24,
    "b": 124
  },
  "hsl": {
    "h": 265.2,
    "s": 67.568,
    "l": 29.02
  },
  "oklch": {
    "l": 0.33857,
    "c": 0.15473,
    "h": 296
  },
  "luminance": 0.03267
}

Semantic roles & 50–950 ramp

primary

#42187C

secondary

#81B13F

accent

#EA3DA2

background

#F8F5FA

surface

#EFE9F4

border

#CAC5CE

text

#0A040F

muted

#7C797F

Preview Lab

Preview with #42187C

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

Preview Lab → · Contrast checker → · Palette generator →