#4C187F#4C187F

#4C187F is a dark, vivid violet. Relative luminance 0.037; OKLCH L 35.4% C 0.159 H 301.2°. Best body text is #FFFFFF at 12.04:1 contrast (WCAG AA passes).

Color values

HEX	#4C187F
RGB	rgb(76, 24, 127)
HSL	hsl(270, 68%, 30%)
HSV	hsv(270, 81%, 50%)
CMYK	cmyk(40.2%, 81.1%, 0%, 50.2%)
CIE-LAB	lab(22.73, 44.00, -47.70)
CIE-LCH	lch(22.73, 64.89, 312.69°)
OKLab	oklab(35.39% 0.0827 -0.1363)
OKLCH	oklch(35.39% 0.159 301.2)
XYZ	xyz(7.1369, 3.7220, 20.4170)
Luminance	0.0372 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Indigo

#4B0082

ΔE00 2.85

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C187F #4B7F18

analogous

#18187F #4C187F #7F187F

triadic

#4C187F #7F4C18 #187F4C

tetradic

#4C187F #7F1818 #4B7F18 #187F7F

square

#4C187F #7F1818 #4B7F18 #187F7F

split-complementary

#4C187F #7F7F18 #187F18

monochromatic

#0F051A #2D0E4C #4C187F #6B22B2 #8938D9

Accessibility & contrast

On white

12.04

#4C187F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.74

#4C187F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4C187F

12.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C187F	#FFFFFF	#000000	##FFFFFF
##4C187F	1.00	12.04	1.74	12.04
#FFFFFF	12.04	1.00	21.00	1.00
#000000	1.74	21.00	1.00	21.00
##FFFFFF	12.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003682

Deuteranopia (green-blind)

#00367D

Tritanopia (blue-blind)

#41344B

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #4c187f;
/* rgb */ color: rgb(76, 24, 127);
/* oklch */ color: oklch(35.4% 0.159 301.2);

Tailwind

colors: {
  custom: {
    50: '#845ca5',
    500: '#4c187f',
    950: '#000000',
  },
}

SCSS

$custom: #4c187f;
$custom-light: #845ca5;
$custom-dark: #000000;

JSON

{
  "hex": "#4c187f",
  "rgb": {
    "r": 76,
    "g": 24,
    "b": 127
  },
  "hsl": {
    "h": 270.291,
    "s": 68.212,
    "l": 29.608
  },
  "oklch": {
    "l": 0.35393,
    "c": 0.15938,
    "h": 301.2
  },
  "luminance": 0.03722
}

Semantic roles & 50–950 ramp

primary

#4C187F

secondary

#79B33F

accent

#EB3D93

background

#F8F5FA

surface

#F0E9F4

border

#CBC5CE

text

#0B040F

muted

#7C797F

Preview Lab

Preview with #4C187F

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

Preview Lab → · Contrast checker → · Palette generator →