#4B1B8D#4B1B8D

#4B1B8D is a dark, vivid violet. Relative luminance 0.042; OKLCH L 36.9% C 0.171 H 295.7°. Best body text is #FFFFFF at 11.41:1 contrast (WCAG AA passes).

Color values

HEX	#4B1B8D
RGB	rgb(75, 27, 141)
HSL	hsl(265, 68%, 33%)
HSV	hsv(265, 81%, 55%)
CMYK	cmyk(46.8%, 80.9%, 0%, 44.7%)
CIE-LAB	lab(24.33, 46.19, -53.87)
CIE-LCH	lch(24.33, 70.97, 310.61°)
OKLab	oklab(36.88% 0.0743 -0.1544)
OKLCH	oklch(36.88% 0.171 295.7)
XYZ	xyz(8.1000, 4.2026, 25.5786)
Luminance	0.0420 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B1B8D #5D8D1B

analogous

#1B248D #4B1B8D #841B8D

triadic

#4B1B8D #8D4B1B #1B8D4B

tetradic

#4B1B8D #8D1B24 #5D8D1B #1B8D84

square

#4B1B8D #8D1B24 #5D8D1B #1B8D84

split-complementary

#4B1B8D #8D841B #248D1B

monochromatic

#140726 #30115A #4B1B8D #6625C0 #8547DC

Accessibility & contrast

On white

11.41

#4B1B8D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.84

#4B1B8D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4B1B8D

11.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B1B8D	#FFFFFF	#000000	##FFFFFF
##4B1B8D	1.00	11.41	1.84	11.41
#FFFFFF	11.41	1.00	21.00	1.00
#000000	1.84	21.00	1.00	21.00
##FFFFFF	11.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003B90

Deuteranopia (green-blind)

#00388B

Tritanopia (blue-blind)

#383B54

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #4b1b8d;
/* rgb */ color: rgb(75, 27, 141);
/* oklch */ color: oklch(36.9% 0.171 295.7);

Tailwind

colors: {
  custom: {
    50: '#855eaf',
    500: '#4b1b8d',
    950: '#000000',
  },
}

SCSS

$custom: #4b1b8d;
$custom-light: #855eaf;
$custom-dark: #000000;

JSON

{
  "hex": "#4b1b8d",
  "rgb": {
    "r": 75,
    "g": 27,
    "b": 141
  },
  "hsl": {
    "h": 265.263,
    "s": 67.857,
    "l": 32.941
  },
  "oklch": {
    "l": 0.36877,
    "c": 0.17139,
    "h": 295.7
  },
  "luminance": 0.04203
}

Semantic roles & 50–950 ramp

primary

#4B1B8D

secondary

#8BBD46

accent

#EB3DA2

background

#F8F5FA

surface

#F0E9F5

border

#CBC5CF

text

#0C0510

muted

#7D797F

Preview Lab

Preview with #4B1B8D

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

Preview Lab → · Contrast checker → · Palette generator →