#4B178F#4B178F

#4B178F is a dark, vivid violet. Relative luminance 0.041; OKLCH L 36.7% C 0.177 H 295.6°. Best body text is #FFFFFF at 11.55:1 contrast (WCAG AA passes).

Color values

HEX	#4B178F
RGB	rgb(75, 23, 143)
HSL	hsl(266, 72%, 33%)
HSV	hsv(266, 84%, 56%)
CMYK	cmyk(47.6%, 83.9%, 0%, 43.9%)
CIE-LAB	lab(23.97, 48.32, -55.70)
CIE-LCH	lch(23.97, 73.74, 310.94°)
OKLab	oklab(36.69% 0.0766 -0.1598)
OKLCH	oklch(36.69% 0.177 295.6)
XYZ	xyz(8.1646, 4.0916, 26.3409)
Luminance	0.0409 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B178F #5B8F17

analogous

#171F8F #4B178F #87178F

triadic

#4B178F #8F4B17 #178F4B

tetradic

#4B178F #8F171F #5B8F17 #178F87

square

#4B178F #8F171F #5B8F17 #178F87

split-complementary

#4B178F #8F8717 #1F8F17

monochromatic

#140626 #2F0F5A #4B178F #671FC4 #8640E0

Accessibility & contrast

On white

11.55

#4B178F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.82

#4B178F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4B178F

11.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B178F	#FFFFFF	#000000	##FFFFFF
##4B178F	1.00	11.55	1.82	11.55
#FFFFFF	11.55	1.00	21.00	1.00
#000000	1.82	21.00	1.00	21.00
##FFFFFF	11.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003A92

Deuteranopia (green-blind)

#00378D

Tritanopia (blue-blind)

#373A54

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #4b178f;
/* rgb */ color: rgb(75, 23, 143);
/* oklch */ color: oklch(36.7% 0.177 295.6);

Tailwind

colors: {
  custom: {
    50: '#855cb1',
    500: '#4b178f',
    950: '#000000',
  },
}

SCSS

$custom: #4b178f;
$custom-light: #855cb1;
$custom-dark: #000000;

JSON

{
  "hex": "#4b178f",
  "rgb": {
    "r": 75,
    "g": 23,
    "b": 143
  },
  "hsl": {
    "h": 266,
    "s": 72.289,
    "l": 32.549
  },
  "oklch": {
    "l": 0.36688,
    "c": 0.17717,
    "h": 295.6
  },
  "luminance": 0.04092
}

Semantic roles & 50–950 ramp

primary

#4B178F

secondary

#89C141

accent

#EF39A0

background

#F8F5FB

surface

#F0E9F6

border

#CBC5D0

text

#0C0411

muted

#7D7980

Preview Lab

Preview with #4B178F

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

Preview Lab → · Contrast checker → · Palette generator →