#42237E#42237E

#42237E is a dark, vivid violet. Relative luminance 0.039; OKLCH L 35.4% C 0.144 H 293.2°. Best body text is #FFFFFF at 11.84:1 contrast (WCAG AA passes).

Color values

HEX	#42237E
RGB	rgb(66, 35, 126)
HSL	hsl(260, 57%, 32%)
HSV	hsv(260, 72%, 49%)
CMYK	cmyk(47.6%, 72.2%, 0%, 50.6%)
CIE-LAB	lab(23.23, 36.57, -46.31)
CIE-LCH	lch(23.23, 59.01, 308.30°)
OKLab	oklab(35.43% 0.0569 -0.1326)
OKLCH	oklch(35.43% 0.144 293.2)
XYZ	xyz(6.6127, 3.8665, 20.1325)
Luminance	0.0387 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42237E #5F7E23

analogous

#23317E #42237E #70237E

triadic

#42237E #7E4223 #237E42

tetradic

#42237E #7E2331 #5F7E23 #237E70

square

#42237E #7E2331 #5F7E23 #237E70

split-complementary

#42237E #7E7023 #317E23

monochromatic

#10081E #29164E #42237E #5B30AE #794ECE

Accessibility & contrast

On white

11.84

#42237E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.77

#42237E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #42237E

11.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42237E	#FFFFFF	#000000	##FFFFFF
##42237E	1.00	11.84	1.77	11.84
#FFFFFF	11.84	1.00	21.00	1.00
#000000	1.77	21.00	1.00	21.00
##FFFFFF	11.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003881

Deuteranopia (green-blind)

#00367C

Tritanopia (blue-blind)

#303A4E

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #42237e;
/* rgb */ color: rgb(66, 35, 126);
/* oklch */ color: oklch(35.4% 0.144 293.2);

Tailwind

colors: {
  custom: {
    50: '#7c61a4',
    500: '#42237e',
    950: '#000000',
  },
}

SCSS

$custom: #42237e;
$custom-light: #7c61a4;
$custom-dark: #000000;

JSON

{
  "hex": "#42237e",
  "rgb": {
    "r": 66,
    "g": 35,
    "b": 126
  },
  "hsl": {
    "h": 260.44,
    "s": 56.522,
    "l": 31.569
  },
  "oklch": {
    "l": 0.35425,
    "c": 0.14432,
    "h": 293.2
  },
  "luminance": 0.03867
}

Semantic roles & 50–950 ramp

primary

#42237E

secondary

#8EB04C

accent

#E048AC

background

#F7F5FA

surface

#EEEAF4

border

#C9C6CE

text

#0A050F

muted

#7C797F

Preview Lab

Preview with #42237E

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

Preview Lab → · Contrast checker → · Palette generator →