#42197B#42197B

#42197B is a dark, vivid violet. Relative luminance 0.033; OKLCH L 33.9% C 0.153 H 296.1°. Best body text is #FFFFFF at 12.68:1 contrast (WCAG AA passes).

Color values

HEX	#42197B
RGB	rgb(66, 25, 123)
HSL	hsl(265, 66%, 29%)
HSV	hsv(265, 80%, 48%)
CMYK	cmyk(46.3%, 79.7%, 0%, 51.8%)
CIE-LAB	lab(21.14, 40.83, -47.80)
CIE-LCH	lch(21.14, 62.87, 310.50°)
OKLab	oklab(33.87% 0.0672 -0.137)
OKLCH	oklch(33.87% 0.153 296.1)
XYZ	xyz(6.1686, 3.2834, 19.0438)
Luminance	0.0328 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42197B #527B19

analogous

#19217B #42197B #73197B

triadic

#42197B #7B4219 #197B42

tetradic

#42197B #7B1921 #527B19 #197B73

square

#42197B #7B1921 #527B19 #197B73

split-complementary

#42197B #7B7319 #217B19

monochromatic

#0E0519 #270F48 #42197B #5D23AE #7A38D7

Accessibility & contrast

On white

12.68

#42197B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.66

#42197B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #42197B

12.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42197B	#FFFFFF	#000000	##FFFFFF
##42197B	1.00	12.68	1.66	12.68
#FFFFFF	12.68	1.00	21.00	1.00
#000000	1.66	21.00	1.00	21.00
##FFFFFF	12.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00337E

Deuteranopia (green-blind)

#003179

Tritanopia (blue-blind)

#323449

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #42197b;
/* rgb */ color: rgb(66, 25, 123);
/* oklch */ color: oklch(33.9% 0.153 296.1);

Tailwind

colors: {
  custom: {
    50: '#7d5ba2',
    500: '#42197b',
    950: '#000000',
  },
}

SCSS

$custom: #42197b;
$custom-light: #7d5ba2;
$custom-dark: #000000;

JSON

{
  "hex": "#42197b",
  "rgb": {
    "r": 66,
    "g": 25,
    "b": 123
  },
  "hsl": {
    "h": 265.102,
    "s": 66.216,
    "l": 29.02
  },
  "oklch": {
    "l": 0.33872,
    "c": 0.15255,
    "h": 296.1
  },
  "luminance": 0.03284
}

Semantic roles & 50–950 ramp

primary

#42197B

secondary

#81AF40

accent

#E93FA2

background

#F8F5FA

surface

#EFE9F4

border

#CAC5CE

text

#0A040F

muted

#7C797F

Preview Lab

Preview with #42197B

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

Preview Lab → · Contrast checker → · Palette generator →