#42174B#42174B

#42174B is a dark, moderate purple. Relative luminance 0.023; OKLCH L 29.6% C 0.101 H 320.3°. Best body text is #FFFFFF at 14.43:1 contrast (WCAG AA passes).

Color values

HEX	#42174B
RGB	rgb(66, 23, 75)
HSL	hsl(290, 53%, 19%)
HSV	hsv(290, 69%, 29%)
CMYK	cmyk(12%, 69.3%, 0%, 70.6%)
CIE-LAB	lab(16.89, 29.55, -23.01)
CIE-LCH	lch(16.89, 37.45, 322.10°)
OKLab	oklab(29.62% 0.0774 -0.0642)
OKLCH	oklch(29.62% 0.101 320.3)
XYZ	xyz(3.8230, 2.2792, 6.8938)
Luminance	0.0228 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42174B #204B17

analogous

#28174B #42174B #4B173A

triadic

#42174B #4B4217 #174B42

tetradic

#42174B #4B2817 #204B17 #173A4B

square

#42174B #4B2817 #204B17 #173A4B

split-complementary

#42174B #3A4B17 #174B28

monochromatic

#150717 #19091C #42174B #6B257A #9434A9

Accessibility & contrast

On white

14.43

#42174B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.46

#42174B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #42174B

14.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42174B	#FFFFFF	#000000	##FFFFFF
##42174B	1.00	14.43	1.46	14.43
#FFFFFF	14.43	1.00	21.00	1.00
#000000	1.46	21.00	1.00	21.00
##FFFFFF	14.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0A274D

Deuteranopia (green-blind)

#1C2B4A

Tritanopia (blue-blind)

#42202E

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #42174b;
/* rgb */ color: rgb(66, 23, 75);
/* oklch */ color: oklch(29.6% 0.101 320.3);

Tailwind

colors: {
  custom: {
    50: '#78577d',
    500: '#42174b',
    950: '#000000',
  },
}

SCSS

$custom: #42174b;
$custom-light: #78577d;
$custom-dark: #000000;

JSON

{
  "hex": "#42174b",
  "rgb": {
    "r": 66,
    "g": 23,
    "b": 75
  },
  "hsl": {
    "h": 289.615,
    "s": 53.061,
    "l": 19.216
  },
  "oklch": {
    "l": 0.29621,
    "c": 0.10053,
    "h": 320.3
  },
  "luminance": 0.02279
}

Semantic roles & 50–950 ramp

primary

#42174B

secondary

#48823C

accent

#DC4B64

background

#F7F5F7

surface

#EDE9EE

border

#C8C5C9

text

#09030A

muted

#7B787C

Preview Lab

Preview with #42174B

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

Preview Lab → · Contrast checker → · Palette generator →