#4C188E#4C188E

#4C188E is a dark, vivid violet. Relative luminance 0.041; OKLCH L 36.8% C 0.175 H 296.4°. Best body text is #FFFFFF at 11.48:1 contrast (WCAG AA passes).

Color values

HEX	#4C188E
RGB	rgb(76, 24, 142)
HSL	hsl(266, 71%, 33%)
HSV	hsv(266, 83%, 56%)
CMYK	cmyk(46.5%, 83.1%, 0%, 44.3%)
CIE-LAB	lab(24.14, 47.82, -54.80)
CIE-LCH	lch(24.14, 72.74, 311.11°)
OKLab	oklab(36.8% 0.0778 -0.1571)
OKLCH	oklch(36.8% 0.175 296.4)
XYZ	xyz(8.1883, 4.1426, 25.9541)
Luminance	0.0414 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C188E #5A8E18

analogous

#181F8E #4C188E #87188E

triadic

#4C188E #8E4C18 #188E4C

tetradic

#4C188E #8E181F #5A8E18 #188E87

square

#4C188E #8E181F #5A8E18 #188E87

split-complementary

#4C188E #8E8718 #1F8E18

monochromatic

#140625 #300F5A #4C188E #6821C2 #8741DF

Accessibility & contrast

On white

11.48

#4C188E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.83

#4C188E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4C188E

11.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C188E	#FFFFFF	#000000	##FFFFFF
##4C188E	1.00	11.48	1.83	11.48
#FFFFFF	11.48	1.00	21.00	1.00
#000000	1.83	21.00	1.00	21.00
##FFFFFF	11.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003A91

Deuteranopia (green-blind)

#00388C

Tritanopia (blue-blind)

#3A3A54

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #4c188e;
/* rgb */ color: rgb(76, 24, 142);
/* oklch */ color: oklch(36.8% 0.175 296.4);

Tailwind

colors: {
  custom: {
    50: '#865db0',
    500: '#4c188e',
    950: '#000000',
  },
}

SCSS

$custom: #4c188e;
$custom-light: #865db0;
$custom-dark: #000000;

JSON

{
  "hex": "#4c188e",
  "rgb": {
    "r": 76,
    "g": 24,
    "b": 142
  },
  "hsl": {
    "h": 266.441,
    "s": 71.084,
    "l": 32.549
  },
  "oklch": {
    "l": 0.36801,
    "c": 0.17533,
    "h": 296.4
  },
  "luminance": 0.04143
}

Semantic roles & 50–950 ramp

primary

#4C188E

secondary

#88C042

accent

#EE3A9F

background

#F8F5FB

surface

#F0E9F6

border

#CBC5D0

text

#0C0411

muted

#7D7980

Preview Lab

Preview with #4C188E

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

Preview Lab → · Contrast checker → · Palette generator →