#4B186D#4B186D

#4B186D is a dark, vivid violet. Relative luminance 0.033; OKLCH L 33.7% C 0.140 H 307.8°. Best body text is #FFFFFF at 12.72:1 contrast (WCAG AA passes).

Color values

HEX	#4B186D
RGB	rgb(75, 24, 109)
HSL	hsl(276, 64%, 26%)
HSV	hsv(276, 78%, 43%)
CMYK	cmyk(31.2%, 78%, 0%, 57.3%)
CIE-LAB	lab(21.03, 39.34, -38.93)
CIE-LCH	lch(21.03, 55.35, 315.29°)
OKLab	oklab(33.69% 0.0857 -0.1105)
OKLCH	oklch(33.69% 0.14 307.8)
XYZ	xyz(5.9880, 3.2533, 14.7775)
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

#4B186D #3A6D18

analogous

#20186D #4B186D #6D1864

triadic

#4B186D #6D4B18 #186D4B

tetradic

#4B186D #6D2018 #3A6D18 #18646D

square

#4B186D #6D2018 #3A6D18 #18646D

split-complementary

#4B186D #646D18 #186D20

monochromatic

#110619 #280D3B #4B186D #6E239F #902ED1

Accessibility & contrast

On white

12.72

#4B186D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.65

#4B186D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4B186D

12.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B186D	#FFFFFF	#000000	##FFFFFF
##4B186D	1.00	12.72	1.65	12.72
#FFFFFF	12.72	1.00	21.00	1.00
#000000	1.65	21.00	1.00	21.00
##FFFFFF	12.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00316F

Deuteranopia (green-blind)

#00336B

Tritanopia (blue-blind)

#452C41

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #4b186d;
/* rgb */ color: rgb(75, 24, 109);
/* oklch */ color: oklch(33.7% 0.140 307.8);

Tailwind

colors: {
  custom: {
    50: '#815b97',
    500: '#4b186d',
    950: '#000000',
  },
}

SCSS

$custom: #4b186d;
$custom-light: #815b97;
$custom-dark: #000000;

JSON

{
  "hex": "#4b186d",
  "rgb": {
    "r": 75,
    "g": 24,
    "b": 109
  },
  "hsl": {
    "h": 276,
    "s": 63.91,
    "l": 26.078
  },
  "oklch": {
    "l": 0.33686,
    "c": 0.13988,
    "h": 307.8
  },
  "luminance": 0.03253
}

Semantic roles & 50–950 ramp

primary

#4B186D

secondary

#66A33E

accent

#E74183

background

#F8F5F9

surface

#EFE9F2

border

#CAC5CC

text

#0B040E

muted

#7C797E

Preview Lab

Preview with #4B186D

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

Preview Lab → · Contrast checker → · Palette generator →