#4B27AB#4B27AB

#4B27AB is a dark, vivid violet. Relative luminance 0.059; OKLCH L 41.1% C 0.194 H 286.9°. Best body text is #FFFFFF at 9.64:1 contrast (WCAG AA passes).

Color values

HEX	#4B27AB
RGB	rgb(75, 39, 171)
HSL	hsl(256, 63%, 41%)
HSV	hsv(256, 77%, 67%)
CMYK	cmyk(56.1%, 77.2%, 0%, 32.9%)
CIE-LAB	lab(29.12, 48.98, -64.33)
CIE-LCH	lch(29.12, 80.85, 307.29°)
OKLab	oklab(41.1% 0.0562 -0.1852)
OKLCH	oklch(41.1% 0.194 286.9)
XYZ	xyz(10.9757, 5.8866, 39.0781)
Luminance	0.0589 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B27AB #87AB27

analogous

#2745AB #4B27AB #8D27AB

triadic

#4B27AB #AB4B27 #27AB4B

tetradic

#4B27AB #AB2745 #87AB27 #27AB8D

square

#4B27AB #AB2745 #87AB27 #27AB8D

split-complementary

#4B27AB #AB8D27 #45AB27

monochromatic

#1F1047 #351C79 #4B27AB #653DD3 #8D6EDE

Accessibility & contrast

On white

9.64

#4B27AB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.18

#4B27AB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4B27AB

9.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B27AB	#FFFFFF	#000000	##FFFFFF
##4B27AB	1.00	9.64	2.18	9.64
#FFFFFF	9.64	1.00	21.00	1.00
#000000	2.18	21.00	1.00	21.00
##FFFFFF	9.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0048AF

Deuteranopia (green-blind)

#0041A9

Tritanopia (blue-blind)

#1F4D68

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #4b27ab;
/* rgb */ color: rgb(75, 39, 171);
/* oklch */ color: oklch(41.1% 0.194 286.9);

Tailwind

colors: {
  custom: {
    50: '#8866c5',
    500: '#4b27ab',
    950: '#000000',
  },
}

SCSS

$custom: #4b27ab;
$custom-light: #8866c5;
$custom-dark: #000000;

JSON

{
  "hex": "#4b27ab",
  "rgb": {
    "r": 75,
    "g": 39,
    "b": 171
  },
  "hsl": {
    "h": 256.364,
    "s": 62.857,
    "l": 41.176
  },
  "oklch": {
    "l": 0.411,
    "c": 0.1935,
    "h": 286.9
  },
  "luminance": 0.05887
}

Semantic roles & 50–950 ramp

primary

#4B27AB

secondary

#ACC569

accent

#E642B9

background

#F8F6FC

surface

#F0EBF8

border

#CBC6D1

text

#0D0613

muted

#7D7A82

Preview Lab

Preview with #4B27AB

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

Preview Lab → · Contrast checker → · Palette generator →