#42287E#42287E

#42287E is a dark, vivid violet. Relative luminance 0.042; OKLCH L 36.2% C 0.138 H 292.0°. Best body text is #FFFFFF at 11.44:1 contrast (WCAG AA passes).

Color values

HEX	#42287E
RGB	rgb(66, 40, 126)
HSL	hsl(258, 52%, 33%)
HSV	hsv(258, 68%, 49%)
CMYK	cmyk(47.6%, 68.3%, 0%, 50.6%)
CIE-LAB	lab(24.26, 33.71, -44.62)
CIE-LCH	lch(24.26, 55.92, 307.07°)
OKLab	oklab(36.17% 0.0515 -0.1277)
OKLCH	oklch(36.17% 0.138 292)
XYZ	xyz(6.7704, 4.1820, 20.1851)
Luminance	0.0418 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

#4B006E

ΔE00 7.65

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42287E #647E28

analogous

#28397E #42287E #6D287E

triadic

#42287E #7E4228 #287E42

tetradic

#42287E #7E2839 #647E28 #287E6D

square

#42287E #7E2839 #647E28 #287E6D

split-complementary

#42287E #7E6D28 #397E28

monochromatic

#110B21 #2A1950 #42287E #5A37AC #7A57CA

Accessibility & contrast

On white

11.44

#42287E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.84

#42287E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #42287E

11.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42287E	#FFFFFF	#000000	##FFFFFF
##42287E	1.00	11.44	1.84	11.44
#FFFFFF	11.44	1.00	21.00	1.00
#000000	1.84	21.00	1.00	21.00
##FFFFFF	11.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003B81

Deuteranopia (green-blind)

#00387C

Tritanopia (blue-blind)

#303D4F

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #42287e;
/* rgb */ color: rgb(66, 40, 126);
/* oklch */ color: oklch(36.2% 0.138 292.0);

Tailwind

colors: {
  custom: {
    50: '#7c64a4',
    500: '#42287e',
    950: '#000000',
  },
}

SCSS

$custom: #42287e;
$custom-light: #7c64a4;
$custom-dark: #000000;

JSON

{
  "hex": "#42287e",
  "rgb": {
    "r": 66,
    "g": 40,
    "b": 126
  },
  "hsl": {
    "h": 258.14,
    "s": 51.807,
    "l": 32.549
  },
  "oklch": {
    "l": 0.3617,
    "c": 0.13767,
    "h": 292
  },
  "luminance": 0.04182
}

Semantic roles & 50–950 ramp

primary

#42287E

secondary

#93AF53

accent

#DB4DB0

background

#F7F6FA

surface

#EEEBF4

border

#C9C6CE

text

#0A050F

muted

#7C7A7F

Preview Lab

Preview with #42287E

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

Preview Lab → · Contrast checker → · Palette generator →