#4B1573#4B1573

#4B1573 is a dark, vivid violet. Relative luminance 0.033; OKLCH L 33.9% C 0.150 H 305.6°. Best body text is #FFFFFF at 12.70:1 contrast (WCAG AA passes).

Color values

HEX	#4B1573
RGB	rgb(75, 21, 115)
HSL	hsl(274, 69%, 27%)
HSV	hsv(274, 82%, 45%)
CMYK	cmyk(34.8%, 81.7%, 0%, 54.9%)
CIE-LAB	lab(21.09, 42.07, -42.71)
CIE-LCH	lch(21.09, 59.95, 314.57°)
OKLab	oklab(33.89% 0.0872 -0.1216)
OKLCH	oklch(33.89% 0.15 305.6)
XYZ	xyz(6.2636, 3.2700, 16.5175)
Luminance	0.0327 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B1573 #3D7315

analogous

#1C1573 #4B1573 #73156C

triadic

#4B1573 #734B15 #15734B

tetradic

#4B1573 #731C15 #3D7315 #156C73

square

#4B1573 #731C15 #3D7315 #156C73

split-complementary

#4B1573 #6C7315 #15731C

monochromatic

#11051A #290C3F #4B1573 #6D1EA7 #8E2AD8

Accessibility & contrast

On white

12.70

#4B1573 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.65

#4B1573 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4B1573

12.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B1573	#FFFFFF	#000000	##FFFFFF
##4B1573	1.00	12.70	1.65	12.70
#FFFFFF	12.70	1.00	21.00	1.00
#000000	1.65	21.00	1.00	21.00
##FFFFFF	12.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003176

Deuteranopia (green-blind)

#003371

Tritanopia (blue-blind)

#442D44

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #4b1573;
/* rgb */ color: rgb(75, 21, 115);
/* oklch */ color: oklch(33.9% 0.150 305.6);

Tailwind

colors: {
  custom: {
    50: '#825a9c',
    500: '#4b1573',
    950: '#000000',
  },
}

SCSS

$custom: #4b1573;
$custom-light: #825a9c;
$custom-dark: #000000;

JSON

{
  "hex": "#4b1573",
  "rgb": {
    "r": 75,
    "g": 21,
    "b": 115
  },
  "hsl": {
    "h": 274.468,
    "s": 69.118,
    "l": 26.667
  },
  "oklch": {
    "l": 0.33888,
    "c": 0.14962,
    "h": 305.6
  },
  "luminance": 0.0327
}

Semantic roles & 50–950 ramp

primary

#4B1573

secondary

#6AA93B

accent

#EC3C87

background

#F8F5F9

surface

#EFE9F2

border

#CAC5CC

text

#0B040E

muted

#7C797E

Preview Lab

Preview with #4B1573

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

Preview Lab → · Contrast checker → · Palette generator →