#42285B#42285B

#42285B is a dark, moderate violet. Relative luminance 0.034; OKLCH L 33.5% C 0.090 H 305.6°. Best body text is #FFFFFF at 12.45:1 contrast (WCAG AA passes).

Color values

HEX	#42285B
RGB	rgb(66, 40, 91)
HSL	hsl(271, 39%, 26%)
HSV	hsv(271, 56%, 36%)
CMYK	cmyk(27.5%, 56%, 0%, 64.3%)
CIE-LAB	lab(21.69, 23.53, -26.14)
CIE-LCH	lch(21.69, 35.17, 312.00°)
OKLab	oklab(33.48% 0.0526 -0.0734)
OKLCH	oklch(33.48% 0.09 305.6)
XYZ	xyz(4.8935, 3.4312, 10.3000)
Luminance	0.0343 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42285B #415B28

analogous

#28285B #42285B #5B285A

triadic

#42285B #5B4228 #285B42

tetradic

#42285B #5B2828 #415B28 #285A5B

square

#42285B #5B2828 #415B28 #285A5B

split-complementary

#42285B #5A5B28 #285B28

monochromatic

#0F0915 #231530 #42285B #613B86 #804DB0

Accessibility & contrast

On white

12.45

#42285B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.69

#42285B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #42285B

12.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42285B	#FFFFFF	#000000	##FFFFFF
##42285B	1.00	12.45	1.69	12.45
#FFFFFF	12.45	1.00	21.00	1.00
#000000	1.69	21.00	1.00	21.00
##FFFFFF	12.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#18335D

Deuteranopia (green-blind)

#20345A

Tritanopia (blue-blind)

#3E313D

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #42285b;
/* rgb */ color: rgb(66, 40, 91);
/* oklch */ color: oklch(33.5% 0.090 305.6);

Tailwind

colors: {
  custom: {
    50: '#78638a',
    500: '#42285b',
    950: '#000000',
  },
}

SCSS

$custom: #42285b;
$custom-light: #78638a;
$custom-dark: #000000;

JSON

{
  "hex": "#42285b",
  "rgb": {
    "r": 66,
    "g": 40,
    "b": 91
  },
  "hsl": {
    "h": 270.588,
    "s": 38.931,
    "l": 25.686
  },
  "oklch": {
    "l": 0.33476,
    "c": 0.09032,
    "h": 305.6
  },
  "luminance": 0.03431
}

Semantic roles & 50–950 ramp

primary

#42285B

secondary

#6F8E51

accent

#CF5993

background

#F7F5F8

surface

#EDEAF0

border

#C8C6CB

text

#09050B

muted

#7B797C

Preview Lab

Preview with #42285B

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

Preview Lab → · Contrast checker → · Palette generator →