#42137F#42137F

#42137F is a dark, vivid violet. Relative luminance 0.032; OKLCH L 33.7% C 0.163 H 295.7°. Best body text is #FFFFFF at 12.87:1 contrast (WCAG AA passes).

Color values

HEX	#42137F
RGB	rgb(66, 19, 127)
HSL	hsl(266, 74%, 29%)
HSV	hsv(266, 85%, 50%)
CMYK	cmyk(48%, 85%, 0%, 50.2%)
CIE-LAB	lab(20.66, 44.44, -51.15)
CIE-LCH	lch(20.66, 67.76, 310.99°)
OKLab	oklab(33.65% 0.0705 -0.1467)
OKLCH	oklch(33.65% 0.163 295.7)
XYZ	xyz(6.3094, 3.1561, 20.3513)
Luminance	0.0316 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42137F #507F13

analogous

#131A7F #42137F #78137F

triadic

#42137F #7F4213 #137F42

tetradic

#42137F #7F131A #507F13 #137F78

square

#42137F #7F131A #507F13 #137F78

split-complementary

#42137F #7F7813 #1A7F13

monochromatic

#0E041B #260B4A #42137F #5E1BB4 #7B2DE0

Accessibility & contrast

On white

12.87

#42137F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.63

#42137F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #42137F

12.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42137F	#FFFFFF	#000000	##FFFFFF
##42137F	1.00	12.87	1.63	12.87
#FFFFFF	12.87	1.00	21.00	1.00
#000000	1.63	21.00	1.00	21.00
##FFFFFF	12.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003282

Deuteranopia (green-blind)

#00307D

Tritanopia (blue-blind)

#30334A

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #42137f;
/* rgb */ color: rgb(66, 19, 127);
/* oklch */ color: oklch(33.7% 0.163 295.7);

Tailwind

colors: {
  custom: {
    50: '#7e58a5',
    500: '#42137f',
    950: '#000000',
  },
}

SCSS

$custom: #42137f;
$custom-light: #7e58a5;
$custom-dark: #000000;

JSON

{
  "hex": "#42137f",
  "rgb": {
    "r": 66,
    "g": 19,
    "b": 127
  },
  "hsl": {
    "h": 266.111,
    "s": 73.973,
    "l": 28.627
  },
  "oklch": {
    "l": 0.33653,
    "c": 0.16277,
    "h": 295.7
  },
  "luminance": 0.03156
}

Semantic roles & 50–950 ramp

primary

#42137F

secondary

#7FB439

accent

#F137A0

background

#F8F5FA

surface

#EFE9F4

border

#CAC5CE

text

#0B040F

muted

#7C797F

Preview Lab

Preview with #42137F

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

Preview Lab → · Contrast checker → · Palette generator →