#4C187C#4C187C

#4C187C is a dark, vivid violet. Relative luminance 0.036; OKLCH L 35.1% C 0.156 H 302.3°. Best body text is #FFFFFF at 12.15:1 contrast (WCAG AA passes).

Color values

HEX	#4C187C
RGB	rgb(76, 24, 124)
HSL	hsl(271, 68%, 29%)
HSV	hsv(271, 81%, 49%)
CMYK	cmyk(38.7%, 80.6%, 0%, 51.4%)
CIE-LAB	lab(22.46, 43.24, -46.23)
CIE-LCH	lch(22.46, 63.31, 313.09°)
OKLab	oklab(35.12% 0.0835 -0.132)
OKLCH	oklch(35.12% 0.156 302.3)
XYZ	xyz(6.9443, 3.6450, 19.4026)
Luminance	0.0365 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Indigo

#4B0082

ΔE00 3.04

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C187C #487C18

analogous

#1A187C #4C187C #7C187A

triadic

#4C187C #7C4C18 #187C4C

tetradic

#4C187C #7C1A18 #487C18 #187A7C

square

#4C187C #7C1A18 #487C18 #187A7C

split-complementary

#4C187C #7A7C18 #187C1A

monochromatic

#10051A #2D0E49 #4C187C #6B22AF #8A36D8

Accessibility & contrast

On white

12.15

#4C187C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.73

#4C187C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4C187C

12.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C187C	#FFFFFF	#000000	##FFFFFF
##4C187C	1.00	12.15	1.73	12.15
#FFFFFF	12.15	1.00	21.00	1.00
#000000	1.73	21.00	1.00	21.00
##FFFFFF	12.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00357F

Deuteranopia (green-blind)

#00357A

Tritanopia (blue-blind)

#42334A

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #4c187c;
/* rgb */ color: rgb(76, 24, 124);
/* oklch */ color: oklch(35.1% 0.156 302.3);

Tailwind

colors: {
  custom: {
    50: '#835ca3',
    500: '#4c187c',
    950: '#000000',
  },
}

SCSS

$custom: #4c187c;
$custom-light: #835ca3;
$custom-dark: #000000;

JSON

{
  "hex": "#4c187c",
  "rgb": {
    "r": 76,
    "g": 24,
    "b": 124
  },
  "hsl": {
    "h": 271.2,
    "s": 67.568,
    "l": 29.02
  },
  "oklch": {
    "l": 0.35122,
    "c": 0.15618,
    "h": 302.3
  },
  "luminance": 0.03645
}

Semantic roles & 50–950 ramp

primary

#4C187C

secondary

#76B13F

accent

#EA3D90

background

#F8F5FA

surface

#EFE9F4

border

#CAC5CE

text

#0B040F

muted

#7C797F

Preview Lab

Preview with #4C187C

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

Preview Lab → · Contrast checker → · Palette generator →