#42317C#42317C

#42317C is a dark, vivid violet. Relative luminance 0.048; OKLCH L 37.5% C 0.122 H 289.6°. Best body text is #FFFFFF at 10.70:1 contrast (WCAG AA passes).

Color values

HEX	#42317C
RGB	rgb(66, 49, 124)
HSL	hsl(254, 43%, 34%)
HSV	hsv(254, 60%, 49%)
CMYK	cmyk(46.8%, 60.5%, 0%, 51.4%)
CIE-LAB	lab(26.19, 27.57, -40.24)
CIE-LCH	lch(26.19, 48.78, 304.41°)
OKLab	oklab(37.52% 0.041 -0.1148)
OKLCH	oklch(37.52% 0.122 289.6)
XYZ	xyz(6.9821, 4.8099, 19.6254)
Luminance	0.0481 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42317C #6B7C31

analogous

#31467C #42317C #68317C

triadic

#42317C #7C4231 #317C42

tetradic

#42317C #7C3146 #6B7C31 #317C68

square

#42317C #7C3146 #6B7C31 #317C68

split-complementary

#42317C #7C6831 #467C31

monochromatic

#130E24 #2B2050 #42317C #5942A8 #7A65C2

Accessibility & contrast

On white

10.70

#42317C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.96

#42317C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #42317C

10.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42317C	#FFFFFF	#000000	##FFFFFF
##42317C	1.00	10.70	1.96	10.70
#FFFFFF	10.70	1.00	21.00	1.00
#000000	1.96	21.00	1.00	21.00
##FFFFFF	10.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003F7E

Deuteranopia (green-blind)

#023C7A

Tritanopia (blue-blind)

#304251

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #42317c;
/* rgb */ color: rgb(66, 49, 124);
/* oklch */ color: oklch(37.5% 0.122 289.6);

Tailwind

colors: {
  custom: {
    50: '#7b6aa2',
    500: '#42317c',
    950: '#000000',
  },
}

SCSS

$custom: #42317c;
$custom-light: #7b6aa2;
$custom-dark: #000000;

JSON

{
  "hex": "#42317c",
  "rgb": {
    "r": 66,
    "g": 49,
    "b": 124
  },
  "hsl": {
    "h": 253.6,
    "s": 43.353,
    "l": 33.922
  },
  "oklch": {
    "l": 0.3752,
    "c": 0.1219,
    "h": 289.6
  },
  "luminance": 0.0481
}

Semantic roles & 50–950 ramp

primary

#42317C

secondary

#99AA5F

accent

#D355B6

background

#F7F6FA

surface

#EEEBF4

border

#C9C6CE

text

#0A060F

muted

#7C7A7F

Preview Lab

Preview with #42317C

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

Preview Lab → · Contrast checker → · Palette generator →