#4B188D#4B188D

#4B188D is a dark, vivid violet. Relative luminance 0.041; OKLCH L 36.6% C 0.174 H 296.1°. Best body text is #FFFFFF at 11.57:1 contrast (WCAG AA passes).

Color values

HEX	#4B188D
RGB	rgb(75, 24, 141)
HSL	hsl(266, 71%, 32%)
HSV	hsv(266, 83%, 55%)
CMYK	cmyk(46.8%, 83%, 0%, 44.7%)
CIE-LAB	lab(23.91, 47.42, -54.56)
CIE-LCH	lch(23.91, 72.29, 310.99°)
OKLab	oklab(36.58% 0.0766 -0.1564)
OKLCH	oklch(36.58% 0.174 296.1)
XYZ	xyz(8.0347, 4.0720, 25.5568)
Luminance	0.0407 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B188D #5A8D18

analogous

#181F8D #4B188D #86188D

triadic

#4B188D #8D4B18 #188D4B

tetradic

#4B188D #8D181F #5A8D18 #188D86

square

#4B188D #8D181F #5A8D18 #188D86

split-complementary

#4B188D #8D8618 #1F8D18

monochromatic

#130624 #2F0F59 #4B188D #6721C1 #8641DF

Accessibility & contrast

On white

11.57

#4B188D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.81

#4B188D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4B188D

11.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B188D	#FFFFFF	#000000	##FFFFFF
##4B188D	1.00	11.57	1.81	11.57
#FFFFFF	11.57	1.00	21.00	1.00
#000000	1.81	21.00	1.00	21.00
##FFFFFF	11.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003A90

Deuteranopia (green-blind)

#00378B

Tritanopia (blue-blind)

#383A54

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #4b188d;
/* rgb */ color: rgb(75, 24, 141);
/* oklch */ color: oklch(36.6% 0.174 296.1);

Tailwind

colors: {
  custom: {
    50: '#855caf',
    500: '#4b188d',
    950: '#000000',
  },
}

SCSS

$custom: #4b188d;
$custom-light: #855caf;
$custom-dark: #000000;

JSON

{
  "hex": "#4b188d",
  "rgb": {
    "r": 75,
    "g": 24,
    "b": 141
  },
  "hsl": {
    "h": 266.154,
    "s": 70.909,
    "l": 32.353
  },
  "oklch": {
    "l": 0.36584,
    "c": 0.17417,
    "h": 296.1
  },
  "luminance": 0.04072
}

Semantic roles & 50–950 ramp

primary

#4B188D

secondary

#88BF42

accent

#EE3A9F

background

#F8F5FA

surface

#F0E9F5

border

#CBC5CF

text

#0C0411

muted

#7D7980

Preview Lab

Preview with #4B188D

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

Preview Lab → · Contrast checker → · Palette generator →