#4B186B#4B186B

#4B186B is a dark, vivid violet. Relative luminance 0.032; OKLCH L 33.5% C 0.138 H 308.7°. Best body text is #FFFFFF at 12.79:1 contrast (WCAG AA passes).

Color values

HEX	#4B186B
RGB	rgb(75, 24, 107)
HSL	hsl(277, 63%, 26%)
HSV	hsv(277, 78%, 42%)
CMYK	cmyk(29.9%, 77.6%, 0%, 58%)
CIE-LAB	lab(20.87, 38.85, -37.90)
CIE-LCH	lch(20.87, 54.27, 315.71°)
OKLab	oklab(33.52% 0.0861 -0.1075)
OKLCH	oklch(33.52% 0.138 308.7)
XYZ	xyz(5.8816, 3.2108, 14.2170)
Luminance	0.0321 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B186B #386B18

analogous

#21186B #4B186B #6B1861

triadic

#4B186B #6B4B18 #186B4B

tetradic

#4B186B #6B2118 #386B18 #18616B

square

#4B186B #6B2118 #386B18 #18616B

split-complementary

#4B186B #616B18 #186B21

monochromatic

#120619 #280D39 #4B186B #6E239D #912ECF

Accessibility & contrast

On white

12.79

#4B186B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.64

#4B186B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4B186B

12.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B186B	#FFFFFF	#000000	##FFFFFF
##4B186B	1.00	12.79	1.64	12.79
#FFFFFF	12.79	1.00	21.00	1.00
#000000	1.64	21.00	1.00	21.00
##FFFFFF	12.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00306D

Deuteranopia (green-blind)

#013369

Tritanopia (blue-blind)

#462C40

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #4b186b;
/* rgb */ color: rgb(75, 24, 107);
/* oklch */ color: oklch(33.5% 0.138 308.7);

Tailwind

colors: {
  custom: {
    50: '#815b96',
    500: '#4b186b',
    950: '#000000',
  },
}

SCSS

$custom: #4b186b;
$custom-light: #815b96;
$custom-dark: #000000;

JSON

{
  "hex": "#4b186b",
  "rgb": {
    "r": 75,
    "g": 24,
    "b": 107
  },
  "hsl": {
    "h": 276.867,
    "s": 63.359,
    "l": 25.686
  },
  "oklch": {
    "l": 0.3352,
    "c": 0.13773,
    "h": 308.7
  },
  "luminance": 0.03211
}

Semantic roles & 50–950 ramp

primary

#4B186B

secondary

#64A13E

accent

#E64181

background

#F8F5F9

surface

#EFE9F2

border

#CAC5CC

text

#0B040D

muted

#7C797E

Preview Lab

Preview with #4B186B

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

Preview Lab → · Contrast checker → · Palette generator →