#4C186B#4C186B

#4C186B is a dark, vivid violet. Relative luminance 0.033; OKLCH L 33.7% C 0.138 H 309.4°. Best body text is #FFFFFF at 12.73:1 contrast (WCAG AA passes).

Color values

HEX	#4C186B
RGB	rgb(76, 24, 107)
HSL	hsl(278, 63%, 26%)
HSV	hsv(278, 78%, 42%)
CMYK	cmyk(29%, 77.6%, 0%, 58%)
CIE-LAB	lab(21.02, 39.06, -37.64)
CIE-LCH	lch(21.02, 54.24, 316.06°)
OKLab	oklab(33.66% 0.0876 -0.1067)
OKLCH	oklch(33.66% 0.138 309.4)
XYZ	xyz(5.9604, 3.2514, 14.2207)
Luminance	0.0325 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C186B #376B18

analogous

#22186B #4C186B #6B1860

triadic

#4C186B #6B4C18 #186B4C

tetradic

#4C186B #6B2218 #376B18 #18606B

square

#4C186B #6B2218 #376B18 #18606B

split-complementary

#4C186B #606B18 #186B22

monochromatic

#120619 #280D39 #4C186B #70239D #932ECF

Accessibility & contrast

On white

12.73

#4C186B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.65

#4C186B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4C186B

12.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C186B	#FFFFFF	#000000	##FFFFFF
##4C186B	1.00	12.73	1.65	12.73
#FFFFFF	12.73	1.00	21.00	1.00
#000000	1.65	21.00	1.00	21.00
##FFFFFF	12.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00306D

Deuteranopia (green-blind)

#033369

Tritanopia (blue-blind)

#472B40

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #4c186b;
/* rgb */ color: rgb(76, 24, 107);
/* oklch */ color: oklch(33.7% 0.138 309.4);

Tailwind

colors: {
  custom: {
    50: '#825b96',
    500: '#4c186b',
    950: '#000000',
  },
}

SCSS

$custom: #4c186b;
$custom-light: #825b96;
$custom-dark: #000000;

JSON

{
  "hex": "#4c186b",
  "rgb": {
    "r": 76,
    "g": 24,
    "b": 107
  },
  "hsl": {
    "h": 277.59,
    "s": 63.359,
    "l": 25.686
  },
  "oklch": {
    "l": 0.33662,
    "c": 0.13804,
    "h": 309.4
  },
  "luminance": 0.03251
}

Semantic roles & 50–950 ramp

primary

#4C186B

secondary

#63A13E

accent

#E6417F

background

#F8F5F9

surface

#EFE9F2

border

#CAC5CC

text

#0B040D

muted

#7C797E

Preview Lab

Preview with #4C186B

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

Preview Lab → · Contrast checker → · Palette generator →