#42175B#42175B

#42175B is a dark, moderate violet. Relative luminance 0.025; OKLCH L 30.8% C 0.118 H 310.2°. Best body text is #FFFFFF at 13.95:1 contrast (WCAG AA passes).

Color values

HEX	#42175B
RGB	rgb(66, 23, 91)
HSL	hsl(278, 60%, 22%)
HSV	hsv(278, 75%, 36%)
CMYK	cmyk(27.5%, 74.7%, 0%, 64.3%)
CIE-LAB	lab(18.04, 33.37, -32.00)
CIE-LCH	lch(18.04, 46.23, 316.21°)
OKLab	oklab(30.82% 0.0764 -0.0905)
OKLCH	oklch(30.82% 0.118 310.2)
XYZ	xyz(4.4411, 2.5265, 10.1492)
Luminance	0.0253 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42175B #305B17

analogous

#20175B #42175B #5B1752

triadic

#42175B #5B4217 #175B42

tetradic

#42175B #5B2017 #305B17 #17525B

square

#42175B #5B2017 #305B17 #17525B

split-complementary

#42175B #525B17 #175B20

monochromatic

#120618 #1F0B2A #42175B #65238C #8930BD

Accessibility & contrast

On white

13.95

#42175B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.51

#42175B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #42175B

13.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42175B	#FFFFFF	#000000	##FFFFFF
##42175B	1.00	13.95	1.51	13.95
#FFFFFF	13.95	1.00	21.00	1.00
#000000	1.51	21.00	1.00	21.00
##FFFFFF	13.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002A5D

Deuteranopia (green-blind)

#0C2D5A

Tritanopia (blue-blind)

#3F2637

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #42175b;
/* rgb */ color: rgb(66, 23, 91);
/* oklch */ color: oklch(30.8% 0.118 310.2);

Tailwind

colors: {
  custom: {
    50: '#79588a',
    500: '#42175b',
    950: '#000000',
  },
}

SCSS

$custom: #42175b;
$custom-light: #79588a;
$custom-dark: #000000;

JSON

{
  "hex": "#42175b",
  "rgb": {
    "r": 66,
    "g": 23,
    "b": 91
  },
  "hsl": {
    "h": 277.941,
    "s": 59.649,
    "l": 22.353
  },
  "oklch": {
    "l": 0.30815,
    "c": 0.11846,
    "h": 310.2
  },
  "luminance": 0.02526
}

Semantic roles & 50–950 ramp

primary

#42175B

secondary

#5C923C

accent

#E3457F

background

#F7F5F8

surface

#EEE9F0

border

#C9C5CB

text

#09030C

muted

#7B787D

Preview Lab

Preview with #42175B

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

Preview Lab → · Contrast checker → · Palette generator →