#4D186B#4D186B

#4D186B is a dark, vivid violet. Relative luminance 0.033; OKLCH L 33.8% C 0.138 H 310.1°. Best body text is #FFFFFF at 12.66:1 contrast (WCAG AA passes).

Color values

HEX	#4D186B
RGB	rgb(77, 24, 107)
HSL	hsl(278, 63%, 26%)
HSV	hsv(278, 78%, 42%)
CMYK	cmyk(28%, 77.6%, 0%, 58%)
CIE-LAB	lab(21.18, 39.27, -37.38)
CIE-LCH	lch(21.18, 54.22, 316.42°)
OKLab	oklab(33.81% 0.0891 -0.1059)
OKLCH	oklch(33.81% 0.138 310.1)
XYZ	xyz(6.0405, 3.2927, 14.2244)
Luminance	0.0329 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D186B #366B18

analogous

#23186B #4D186B #6B185F

triadic

#4D186B #6B4D18 #186B4D

tetradic

#4D186B #6B2318 #366B18 #185F6B

square

#4D186B #6B2318 #366B18 #185F6B

split-complementary

#4D186B #5F6B18 #186B23

monochromatic

#120619 #290D39 #4D186B #71239D #952ECF

Accessibility & contrast

On white

12.66

#4D186B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.66

#4D186B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4D186B

12.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D186B	#FFFFFF	#000000	##FFFFFF
##4D186B	1.00	12.66	1.66	12.66
#FFFFFF	12.66	1.00	21.00	1.00
#000000	1.66	21.00	1.00	21.00
##FFFFFF	12.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00316D

Deuteranopia (green-blind)

#053469

Tritanopia (blue-blind)

#492B40

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #4d186b;
/* rgb */ color: rgb(77, 24, 107);
/* oklch */ color: oklch(33.8% 0.138 310.1);

Tailwind

colors: {
  custom: {
    50: '#825b96',
    500: '#4d186b',
    950: '#000000',
  },
}

SCSS

$custom: #4d186b;
$custom-light: #825b96;
$custom-dark: #000000;

JSON

{
  "hex": "#4d186b",
  "rgb": {
    "r": 77,
    "g": 24,
    "b": 107
  },
  "hsl": {
    "h": 278.313,
    "s": 63.359,
    "l": 25.686
  },
  "oklch": {
    "l": 0.33805,
    "c": 0.13836,
    "h": 310.1
  },
  "luminance": 0.03293
}

Semantic roles & 50–950 ramp

primary

#4D186B

secondary

#62A13E

accent

#E6417D

background

#F8F5F9

surface

#EFE9F2

border

#CAC5CC

text

#0B040D

muted

#7C797E

Preview Lab

Preview with #4D186B

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

Preview Lab → · Contrast checker → · Palette generator →