#42137E#42137E

#42137E is a dark, vivid violet. Relative luminance 0.031; OKLCH L 33.6% C 0.162 H 296.0°. Best body text is #FFFFFF at 12.92:1 contrast (WCAG AA passes).

Color values

HEX	#42137E
RGB	rgb(66, 19, 126)
HSL	hsl(266, 74%, 28%)
HSV	hsv(266, 85%, 49%)
CMYK	cmyk(47.6%, 84.9%, 0%, 50.6%)
CIE-LAB	lab(20.56, 44.18, -50.68)
CIE-LCH	lch(20.56, 67.23, 311.08°)
OKLab	oklab(33.55% 0.0709 -0.1453)
OKLCH	oklch(33.55% 0.162 296)
XYZ	xyz(6.2445, 3.1302, 20.0098)
Luminance	0.0313 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42137E #4F7E13

analogous

#13197E #42137E #77137E

triadic

#42137E #7E4213 #137E42

tetradic

#42137E #7E1319 #4F7E13 #137E77

square

#42137E #7E1319 #4F7E13 #137E77

split-complementary

#42137E #7E7713 #197E13

monochromatic

#0E041B #260B49 #42137E #5E1BB3 #7B2CDF

Accessibility & contrast

On white

12.92

#42137E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.63

#42137E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #42137E

12.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42137E	#FFFFFF	#000000	##FFFFFF
##42137E	1.00	12.92	1.63	12.92
#FFFFFF	12.92	1.00	21.00	1.00
#000000	1.63	21.00	1.00	21.00
##FFFFFF	12.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003281

Deuteranopia (green-blind)

#00307C

Tritanopia (blue-blind)

#31334A

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #42137e;
/* rgb */ color: rgb(66, 19, 126);
/* oklch */ color: oklch(33.6% 0.162 296.0);

Tailwind

colors: {
  custom: {
    50: '#7e58a4',
    500: '#42137e',
    950: '#000000',
  },
}

SCSS

$custom: #42137e;
$custom-light: #7e58a4;
$custom-dark: #000000;

JSON

{
  "hex": "#42137e",
  "rgb": {
    "r": 66,
    "g": 19,
    "b": 126
  },
  "hsl": {
    "h": 266.355,
    "s": 73.793,
    "l": 28.431
  },
  "oklch": {
    "l": 0.33553,
    "c": 0.16169,
    "h": 296
  },
  "luminance": 0.0313
}

Semantic roles & 50–950 ramp

primary

#42137E

secondary

#7EB439

accent

#F0379F

background

#F8F5FA

surface

#EFE9F4

border

#CAC5CE

text

#0B040F

muted

#7C797F

Preview Lab

Preview with #42137E

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

Preview Lab → · Contrast checker → · Palette generator →