#42176B#42176B

#42176B is a dark, vivid violet. Relative luminance 0.028; OKLCH L 32.2% C 0.137 H 302.5°. Best body text is #FFFFFF at 13.40:1 contrast (WCAG AA passes).

Color values

HEX	#42176B
RGB	rgb(66, 23, 107)
HSL	hsl(271, 65%, 25%)
HSV	hsv(271, 79%, 42%)
CMYK	cmyk(38.3%, 78.5%, 0%, 58%)
CIE-LAB	lab(19.36, 37.47, -40.41)
CIE-LCH	lch(19.36, 55.11, 312.84°)
OKLab	oklab(32.17% 0.0734 -0.1152)
OKLCH	oklch(32.17% 0.137 302.5)
XYZ	xyz(5.2064, 2.8326, 14.1795)
Luminance	0.0283 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42176B #406B17

analogous

#18176B #42176B #6B176A

triadic

#42176B #6B4217 #176B42

tetradic

#42176B #6B1817 #406B17 #176A6B

square

#42176B #6B1817 #406B17 #176A6B

split-complementary

#42176B #6A6B17 #176B18

monochromatic

#100519 #230C39 #42176B #61229D #802DD0

Accessibility & contrast

On white

13.40

#42176B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.57

#42176B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #42176B

13.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42176B	#FFFFFF	#000000	##FFFFFF
##42176B	1.00	13.40	1.57	13.40
#FFFFFF	13.40	1.00	21.00	1.00
#000000	1.57	21.00	1.00	21.00
##FFFFFF	13.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002E6D

Deuteranopia (green-blind)

#002F69

Tritanopia (blue-blind)

#392C40

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #42176b;
/* rgb */ color: rgb(66, 23, 107);
/* oklch */ color: oklch(32.2% 0.137 302.5);

Tailwind

colors: {
  custom: {
    50: '#7b5996',
    500: '#42176b',
    950: '#000000',
  },
}

SCSS

$custom: #42176b;
$custom-light: #7b5996;
$custom-dark: #000000;

JSON

{
  "hex": "#42176b",
  "rgb": {
    "r": 66,
    "g": 23,
    "b": 107
  },
  "hsl": {
    "h": 270.714,
    "s": 64.615,
    "l": 25.49
  },
  "oklch": {
    "l": 0.32168,
    "c": 0.13661,
    "h": 302.5
  },
  "luminance": 0.02833
}

Semantic roles & 50–950 ramp

primary

#42176B

secondary

#6EA13D

accent

#E84092

background

#F7F5F9

surface

#EEE9F2

border

#C9C5CC

text

#0A040D

muted

#7C797E

Preview Lab

Preview with #42176B

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

Preview Lab → · Contrast checker → · Palette generator →