#42237A#42237A

#42237A is a dark, vivid violet. Relative luminance 0.038; OKLCH L 35.1% C 0.139 H 294.4°. Best body text is #FFFFFF at 11.98:1 contrast (WCAG AA passes).

Color values

HEX	#42237A
RGB	rgb(66, 35, 122)
HSL	hsl(261, 55%, 31%)
HSV	hsv(261, 71%, 48%)
CMYK	cmyk(45.9%, 71.3%, 0%, 52.2%)
CIE-LAB	lab(22.88, 35.40, -44.33)
CIE-LCH	lch(22.88, 56.74, 308.61°)
OKLab	oklab(35.07% 0.0576 -0.1268)
OKLCH	oklch(35.07% 0.139 294.4)
XYZ	xyz(6.3597, 3.7653, 18.8003)
Luminance	0.0377 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42237A #5B7A23

analogous

#232F7A #42237A #6D237A

triadic

#42237A #7A4223 #237A42

tetradic

#42237A #7A232F #5B7A23 #237A6D

square

#42237A #7A232F #5B7A23 #237A6D

split-complementary

#42237A #7A6D23 #2F7A23

monochromatic

#0F081B #28154A #42237A #5C31AA #794CCC

Accessibility & contrast

On white

11.98

#42237A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.75

#42237A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #42237A

11.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42237A	#FFFFFF	#000000	##FFFFFF
##42237A	1.00	11.98	1.75	11.98
#FFFFFF	11.98	1.00	21.00	1.00
#000000	1.75	21.00	1.00	21.00
##FFFFFF	11.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00377D

Deuteranopia (green-blind)

#003578

Tritanopia (blue-blind)

#32384B

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #42237a;
/* rgb */ color: rgb(66, 35, 122);
/* oklch */ color: oklch(35.1% 0.139 294.4);

Tailwind

colors: {
  custom: {
    50: '#7c60a1',
    500: '#42237a',
    950: '#000000',
  },
}

SCSS

$custom: #42237a;
$custom-light: #7c60a1;
$custom-dark: #000000;

JSON

{
  "hex": "#42237a",
  "rgb": {
    "r": 66,
    "g": 35,
    "b": 122
  },
  "hsl": {
    "h": 261.379,
    "s": 55.414,
    "l": 30.784
  },
  "oklch": {
    "l": 0.35071,
    "c": 0.1393,
    "h": 294.4
  },
  "luminance": 0.03765
}

Semantic roles & 50–950 ramp

primary

#42237A

secondary

#8AAD4C

accent

#DF49A9

background

#F7F5FA

surface

#EEEAF3

border

#C9C6CD

text

#0A050F

muted

#7C797F

Preview Lab

Preview with #42237A

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

Preview Lab → · Contrast checker → · Palette generator →