#4B1B82#4B1B82

#4B1B82 is a dark, vivid violet. Relative luminance 0.039; OKLCH L 35.9% C 0.159 H 299.2°. Best body text is #FFFFFF at 11.81:1 contrast (WCAG AA passes).

Color values

HEX	#4B1B82
RGB	rgb(75, 27, 130)
HSL	hsl(268, 66%, 31%)
HSV	hsv(268, 79%, 51%)
CMYK	cmyk(42.3%, 79.2%, 0%, 49%)
CIE-LAB	lab(23.31, 43.31, -48.65)
CIE-LCH	lch(23.31, 65.14, 311.68°)
OKLab	oklab(35.85% 0.0776 -0.1391)
OKLCH	oklch(35.85% 0.159 299.2)
XYZ	xyz(7.3218, 3.8913, 21.4801)
Luminance	0.0389 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B1B82 #52821B

analogous

#1B1F82 #4B1B82 #7E1B82

triadic

#4B1B82 #824B1B #1B824B

tetradic

#4B1B82 #821B1F #52821B #1B827E

square

#4B1B82 #821B1F #52821B #1B827E

split-complementary

#4B1B82 #827E1B #1F821B

monochromatic

#11061D #2E104F #4B1B82 #6826B5 #8740D7

Accessibility & contrast

On white

11.81

#4B1B82 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.78

#4B1B82 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4B1B82

11.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B1B82	#FFFFFF	#000000	##FFFFFF
##4B1B82	1.00	11.81	1.78	11.81
#FFFFFF	11.81	1.00	21.00	1.00
#000000	1.78	21.00	1.00	21.00
##FFFFFF	11.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003785

Deuteranopia (green-blind)

#003780

Tritanopia (blue-blind)

#3E374E

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #4b1b82;
/* rgb */ color: rgb(75, 27, 130);
/* oklch */ color: oklch(35.9% 0.159 299.2);

Tailwind

colors: {
  custom: {
    50: '#835da7',
    500: '#4b1b82',
    950: '#000000',
  },
}

SCSS

$custom: #4b1b82;
$custom-light: #835da7;
$custom-dark: #000000;

JSON

{
  "hex": "#4b1b82",
  "rgb": {
    "r": 75,
    "g": 27,
    "b": 130
  },
  "hsl": {
    "h": 267.961,
    "s": 65.605,
    "l": 30.784
  },
  "oklch": {
    "l": 0.35851,
    "c": 0.15933,
    "h": 299.2
  },
  "luminance": 0.03891
}

Semantic roles & 50–950 ramp

primary

#4B1B82

secondary

#80B643

accent

#E93F9A

background

#F8F5FA

surface

#F0E9F4

border

#CBC5CE

text

#0B0410

muted

#7C797F

Preview Lab

Preview with #4B1B82

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

Preview Lab → · Contrast checker → · Palette generator →