#4B188F#4B188F

#4B188F is a dark, vivid violet. Relative luminance 0.041; OKLCH L 36.8% C 0.176 H 295.5°. Best body text is #FFFFFF at 11.50:1 contrast (WCAG AA passes).

Color values

HEX	#4B188F
RGB	rgb(75, 24, 143)
HSL	hsl(266, 71%, 33%)
HSV	hsv(266, 83%, 56%)
CMYK	cmyk(47.6%, 83.2%, 0%, 43.9%)
CIE-LAB	lab(24.10, 47.94, -55.49)
CIE-LCH	lch(24.10, 73.33, 310.83°)
OKLab	oklab(36.78% 0.0759 -0.1591)
OKLCH	oklch(36.78% 0.176 295.5)
XYZ	xyz(8.1849, 4.1321, 26.3476)
Luminance	0.0413 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B188F #5C8F18

analogous

#18218F #4B188F #86188F

triadic

#4B188F #8F4B18 #188F4B

tetradic

#4B188F #8F1821 #5C8F18 #188F86

square

#4B188F #8F1821 #5C8F18 #188F86

split-complementary

#4B188F #8F8618 #218F18

monochromatic

#140626 #300F5B #4B188F #6621C3 #8542DF

Accessibility & contrast

On white

11.50

#4B188F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.83

#4B188F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4B188F

11.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B188F	#FFFFFF	#000000	##FFFFFF
##4B188F	1.00	11.50	1.83	11.50
#FFFFFF	11.50	1.00	21.00	1.00
#000000	1.83	21.00	1.00	21.00
##FFFFFF	11.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003A92

Deuteranopia (green-blind)

#00388D

Tritanopia (blue-blind)

#373B55

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #4b188f;
/* rgb */ color: rgb(75, 24, 143);
/* oklch */ color: oklch(36.8% 0.176 295.5);

Tailwind

colors: {
  custom: {
    50: '#855db1',
    500: '#4b188f',
    950: '#000000',
  },
}

SCSS

$custom: #4b188f;
$custom-light: #855db1;
$custom-dark: #000000;

JSON

{
  "hex": "#4b188f",
  "rgb": {
    "r": 75,
    "g": 24,
    "b": 143
  },
  "hsl": {
    "h": 265.714,
    "s": 71.257,
    "l": 32.745
  },
  "oklch": {
    "l": 0.36778,
    "c": 0.1763,
    "h": 295.5
  },
  "luminance": 0.04132
}

Semantic roles & 50–950 ramp

primary

#4B188F

secondary

#8AC043

accent

#EE3AA1

background

#F8F5FB

surface

#F0E9F6

border

#CBC5D0

text

#0C0411

muted

#7D7980

Preview Lab

Preview with #4B188F

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

Preview Lab → · Contrast checker → · Palette generator →