#42287F#42287F

#42287F is a dark, vivid violet. Relative luminance 0.042; OKLCH L 36.3% C 0.139 H 291.7°. Best body text is #FFFFFF at 11.40:1 contrast (WCAG AA passes).

Color values

HEX	#42287F
RGB	rgb(66, 40, 127)
HSL	hsl(258, 52%, 33%)
HSV	hsv(258, 69%, 50%)
CMYK	cmyk(48%, 68.5%, 0%, 50.2%)
CIE-LAB	lab(24.35, 34.02, -45.11)
CIE-LCH	lch(24.35, 56.50, 307.02°)
OKLab	oklab(36.26% 0.0514 -0.1291)
OKLCH	oklch(36.26% 0.139 291.7)
XYZ	xyz(6.8353, 4.2079, 20.5266)
Luminance	0.0421 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42287F #657F28

analogous

#28397F #42287F #6D287F

triadic

#42287F #7F4228 #287F42

tetradic

#42287F #7F2839 #657F28 #287F6D

square

#42287F #7F2839 #657F28 #287F6D

split-complementary

#42287F #7F6D28 #397F28

monochromatic

#120B22 #2A1950 #42287F #5A37AE #7A57CA

Accessibility & contrast

On white

11.40

#42287F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.84

#42287F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #42287F

11.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42287F	#FFFFFF	#000000	##FFFFFF
##42287F	1.00	11.40	1.84	11.40
#FFFFFF	11.40	1.00	21.00	1.00
#000000	1.84	21.00	1.00	21.00
##FFFFFF	11.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003B82

Deuteranopia (green-blind)

#00387D

Tritanopia (blue-blind)

#2F3D50

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #42287f;
/* rgb */ color: rgb(66, 40, 127);
/* oklch */ color: oklch(36.3% 0.139 291.7);

Tailwind

colors: {
  custom: {
    50: '#7c64a5',
    500: '#42287f',
    950: '#000000',
  },
}

SCSS

$custom: #42287f;
$custom-light: #7c64a5;
$custom-dark: #000000;

JSON

{
  "hex": "#42287f",
  "rgb": {
    "r": 66,
    "g": 40,
    "b": 127
  },
  "hsl": {
    "h": 257.931,
    "s": 52.096,
    "l": 32.745
  },
  "oklch": {
    "l": 0.36256,
    "c": 0.13898,
    "h": 291.7
  },
  "luminance": 0.04208
}

Semantic roles & 50–950 ramp

primary

#42287F

secondary

#94AF54

accent

#DC4CB1

background

#F7F6FA

surface

#EEEBF4

border

#C9C6CE

text

#0A050F

muted

#7C7A7F

Preview Lab

Preview with #42287F

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

Preview Lab → · Contrast checker → · Palette generator →