#4B1B7D#4B1B7D

#4B1B7D is a dark, vivid violet. Relative luminance 0.038; OKLCH L 35.4% C 0.154 H 300.9°. Best body text is #FFFFFF at 11.99:1 contrast (WCAG AA passes).

Color values

HEX	#4B1B7D
RGB	rgb(75, 27, 125)
HSL	hsl(269, 64%, 30%)
HSV	hsv(269, 78%, 49%)
CMYK	cmyk(40%, 78.4%, 0%, 51%)
CIE-LAB	lab(22.86, 42.02, -46.22)
CIE-LCH	lch(22.86, 62.46, 312.27°)
OKLab	oklab(35.4% 0.079 -0.132)
OKLCH	oklch(35.4% 0.154 300.9)
XYZ	xyz(6.9943, 3.7603, 19.7554)
Luminance	0.0376 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Indigo

#4B0082

ΔE00 3.46

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B1B7D #4D7D1B

analogous

#1B1C7D #4B1B7D #7C1B7D

triadic

#4B1B7D #7D4B1B #1B7D4B

tetradic

#4B1B7D #7D1B1C #4D7D1B #1B7D7C

square

#4B1B7D #7D1B1C #4D7D1B #1B7D7C

split-complementary

#4B1B7D #7D7C1B #1C7D1B

monochromatic

#0F0519 #2D104B #4B1B7D #6926AF #883DD5

Accessibility & contrast

On white

11.99

#4B1B7D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.75

#4B1B7D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4B1B7D

11.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B1B7D	#FFFFFF	#000000	##FFFFFF
##4B1B7D	1.00	11.99	1.75	11.99
#FFFFFF	11.99	1.00	21.00	1.00
#000000	1.75	21.00	1.00	21.00
##FFFFFF	11.99	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003680

Deuteranopia (green-blind)

#00367B

Tritanopia (blue-blind)

#40344B

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #4b1b7d;
/* rgb */ color: rgb(75, 27, 125);
/* oklch */ color: oklch(35.4% 0.154 300.9);

Tailwind

colors: {
  custom: {
    50: '#835da3',
    500: '#4b1b7d',
    950: '#000000',
  },
}

SCSS

$custom: #4b1b7d;
$custom-light: #835da3;
$custom-dark: #000000;

JSON

{
  "hex": "#4b1b7d",
  "rgb": {
    "r": 75,
    "g": 27,
    "b": 125
  },
  "hsl": {
    "h": 269.388,
    "s": 64.474,
    "l": 29.804
  },
  "oklch": {
    "l": 0.354,
    "c": 0.15382,
    "h": 300.9
  },
  "luminance": 0.0376
}

Semantic roles & 50–950 ramp

primary

#4B1B7D

secondary

#7BB143

accent

#E74096

background

#F8F5FA

surface

#EFE9F4

border

#CAC5CE

text

#0B040F

muted

#7C797F

Preview Lab

Preview with #4B1B7D

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

Preview Lab → · Contrast checker → · Palette generator →