#42237C#42237C

#42237C is a dark, vivid violet. Relative luminance 0.038; OKLCH L 35.2% C 0.142 H 293.8°. Best body text is #FFFFFF at 11.91:1 contrast (WCAG AA passes).

Color values

HEX	#42237C
RGB	rgb(66, 35, 124)
HSL	hsl(261, 56%, 31%)
HSV	hsv(261, 72%, 49%)
CMYK	cmyk(46.8%, 71.8%, 0%, 51.4%)
CIE-LAB	lab(23.05, 35.99, -45.33)
CIE-LCH	lch(23.05, 57.87, 308.45°)
OKLab	oklab(35.25% 0.0573 -0.1297)
OKLCH	oklch(35.25% 0.142 293.8)
XYZ	xyz(6.4849, 3.8154, 19.4596)
Luminance	0.0382 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42237C #5D7C23

analogous

#23307C #42237C #6E237C

triadic

#42237C #7C4223 #237C42

tetradic

#42237C #7C2330 #5D7C23 #237C6E

square

#42237C #7C2330 #5D7C23 #237C6E

split-complementary

#42237C #7C6E23 #307C23

monochromatic

#0F081D #29164C #42237C #5B30AC #794DCD

Accessibility & contrast

On white

11.91

#42237C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.76

#42237C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #42237C

11.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42237C	#FFFFFF	#000000	##FFFFFF
##42237C	1.00	11.91	1.76	11.91
#FFFFFF	11.91	1.00	21.00	1.00
#000000	1.76	21.00	1.00	21.00
##FFFFFF	11.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00387F

Deuteranopia (green-blind)

#00357A

Tritanopia (blue-blind)

#31394C

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #42237c;
/* rgb */ color: rgb(66, 35, 124);
/* oklch */ color: oklch(35.2% 0.142 293.8);

Tailwind

colors: {
  custom: {
    50: '#7c60a3',
    500: '#42237c',
    950: '#000000',
  },
}

SCSS

$custom: #42237c;
$custom-light: #7c60a3;
$custom-dark: #000000;

JSON

{
  "hex": "#42237c",
  "rgb": {
    "r": 66,
    "g": 35,
    "b": 124
  },
  "hsl": {
    "h": 260.899,
    "s": 55.975,
    "l": 31.176
  },
  "oklch": {
    "l": 0.35248,
    "c": 0.14181,
    "h": 293.8
  },
  "luminance": 0.03816
}

Semantic roles & 50–950 ramp

primary

#42237C

secondary

#8CAF4C

accent

#DF49AB

background

#F7F5FA

surface

#EEEAF4

border

#C9C6CE

text

#0A050F

muted

#7C797F

Preview Lab

Preview with #42237C

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

Preview Lab → · Contrast checker → · Palette generator →