#4A178D#4A178D

#4A178D is a dark, vivid violet. Relative luminance 0.040; OKLCH L 36.4% C 0.175 H 295.6°. Best body text is #FFFFFF at 11.68:1 contrast (WCAG AA passes).

Color values

HEX	#4A178D
RGB	rgb(74, 23, 141)
HSL	hsl(266, 72%, 32%)
HSV	hsv(266, 84%, 55%)
CMYK	cmyk(47.5%, 83.7%, 0%, 44.7%)
CIE-LAB	lab(23.64, 47.67, -55.00)
CIE-LCH	lch(23.64, 72.79, 310.91°)
OKLab	oklab(36.37% 0.0757 -0.1577)
OKLCH	oklch(36.37% 0.175 295.6)
XYZ	xyz(7.9369, 3.9915, 25.5464)
Luminance	0.0399 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4A178D #5A8D17

analogous

#171F8D #4A178D #85178D

triadic

#4A178D #8D4A17 #178D4A

tetradic

#4A178D #8D171F #5A8D17 #178D85

square

#4A178D #8D171F #5A8D17 #178D85

split-complementary

#4A178D #8D8517 #1F8D17

monochromatic

#130624 #2E0E58 #4A178D #6620C2 #843FE0

Accessibility & contrast

On white

11.68

#4A178D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.80

#4A178D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4A178D

11.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4A178D	#FFFFFF	#000000	##FFFFFF
##4A178D	1.00	11.68	1.80	11.68
#FFFFFF	11.68	1.00	21.00	1.00
#000000	1.80	21.00	1.00	21.00
##FFFFFF	11.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003990

Deuteranopia (green-blind)

#00378B

Tritanopia (blue-blind)

#373A53

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #4a178d;
/* rgb */ color: rgb(74, 23, 141);
/* oklch */ color: oklch(36.4% 0.175 295.6);

Tailwind

colors: {
  custom: {
    50: '#845caf',
    500: '#4a178d',
    950: '#000000',
  },
}

SCSS

$custom: #4a178d;
$custom-light: #845caf;
$custom-dark: #000000;

JSON

{
  "hex": "#4a178d",
  "rgb": {
    "r": 74,
    "g": 23,
    "b": 141
  },
  "hsl": {
    "h": 265.932,
    "s": 71.951,
    "l": 32.157
  },
  "oklch": {
    "l": 0.36372,
    "c": 0.17496,
    "h": 295.6
  },
  "luminance": 0.03992
}

Semantic roles & 50–950 ramp

primary

#4A178D

secondary

#89C040

accent

#EF39A0

background

#F8F5FA

surface

#F0E9F5

border

#CBC5CF

text

#0C0411

muted

#7D7980

Preview Lab

Preview with #4A178D

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

Preview Lab → · Contrast checker → · Palette generator →