#42247B#42247B

#42247B is a dark, vivid violet. Relative luminance 0.038; OKLCH L 35.3% C 0.139 H 293.9°. Best body text is #FFFFFF at 11.86:1 contrast (WCAG AA passes).

Color values

HEX	#42247B
RGB	rgb(66, 36, 123)
HSL	hsl(261, 55%, 31%)
HSV	hsv(261, 71%, 48%)
CMYK	cmyk(46.3%, 70.7%, 0%, 51.8%)
CIE-LAB	lab(23.17, 35.13, -44.50)
CIE-LCH	lch(23.17, 56.70, 308.29°)
OKLab	oklab(35.31% 0.0564 -0.1273)
OKLCH	oklch(35.31% 0.139 293.9)
XYZ	xyz(6.4518, 3.8499, 19.1382)
Luminance	0.0385 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42247B #5D7B24

analogous

#24317B #42247B #6D247B

triadic

#42247B #7B4224 #247B42

tetradic

#42247B #7B2431 #5D7B24 #247B6D

square

#42247B #7B2431 #5D7B24 #247B6D

split-complementary

#42247B #7B6D24 #317B24

monochromatic

#0F081C #29164C #42247B #5B32AA #794ECB

Accessibility & contrast

On white

11.86

#42247B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.77

#42247B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #42247B

11.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42247B	#FFFFFF	#000000	##FFFFFF
##42247B	1.00	11.86	1.77	11.86
#FFFFFF	11.86	1.00	21.00	1.00
#000000	1.77	21.00	1.00	21.00
##FFFFFF	11.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00387E

Deuteranopia (green-blind)

#003679

Tritanopia (blue-blind)

#32394C

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #42247b;
/* rgb */ color: rgb(66, 36, 123);
/* oklch */ color: oklch(35.3% 0.139 293.9);

Tailwind

colors: {
  custom: {
    50: '#7c61a2',
    500: '#42247b',
    950: '#000000',
  },
}

SCSS

$custom: #42247b;
$custom-light: #7c61a2;
$custom-dark: #000000;

JSON

{
  "hex": "#42247b",
  "rgb": {
    "r": 66,
    "g": 36,
    "b": 123
  },
  "hsl": {
    "h": 260.69,
    "s": 54.717,
    "l": 31.176
  },
  "oklch": {
    "l": 0.35305,
    "c": 0.13923,
    "h": 293.9
  },
  "luminance": 0.0385
}

Semantic roles & 50–950 ramp

primary

#42247B

secondary

#8CAD4D

accent

#DE4AAB

background

#F7F5FA

surface

#EEEAF3

border

#C9C6CD

text

#0A050F

muted

#7C797F

Preview Lab

Preview with #42247B

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

Preview Lab → · Contrast checker → · Palette generator →