#4B27A3#4B27A3

#4B27A3 is a dark, vivid violet. Relative luminance 0.056; OKLCH L 40.3% C 0.184 H 288.5°. Best body text is #FFFFFF at 9.91:1 contrast (WCAG AA passes).

Color values

HEX	#4B27A3
RGB	rgb(75, 39, 163)
HSL	hsl(257, 61%, 40%)
HSV	hsv(257, 76%, 64%)
CMYK	cmyk(54%, 76.1%, 0%, 36.1%)
CIE-LAB	lab(28.36, 46.70, -60.77)
CIE-LCH	lch(28.36, 76.64, 307.54°)
OKLab	oklab(40.33% 0.0584 -0.1747)
OKLCH	oklch(40.33% 0.184 288.5)
XYZ	xyz(10.2361, 5.5907, 35.1830)
Luminance	0.0559 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 7.03

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B27A3 #7FA327

analogous

#2741A3 #4B27A3 #8927A3

triadic

#4B27A3 #A34B27 #27A34B

tetradic

#4B27A3 #A32741 #7FA327 #27A389

square

#4B27A3 #A32741 #7FA327 #27A389

split-complementary

#4B27A3 #A38927 #41A327

monochromatic

#1E0F40 #341B72 #4B27A3 #6438CF #8A69DB

Accessibility & contrast

On white

9.91

#4B27A3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.12

#4B27A3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4B27A3

9.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B27A3	#FFFFFF	#000000	##FFFFFF
##4B27A3	1.00	9.91	2.12	9.91
#FFFFFF	9.91	1.00	21.00	1.00
#000000	2.12	21.00	1.00	21.00
##FFFFFF	9.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0045A7

Deuteranopia (green-blind)

#0040A1

Tritanopia (blue-blind)

#284963

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #4b27a3;
/* rgb */ color: rgb(75, 39, 163);
/* oklch */ color: oklch(40.3% 0.184 288.5);

Tailwind

colors: {
  custom: {
    50: '#8765bf',
    500: '#4b27a3',
    950: '#000000',
  },
}

SCSS

$custom: #4b27a3;
$custom-light: #8765bf;
$custom-dark: #000000;

JSON

{
  "hex": "#4b27a3",
  "rgb": {
    "r": 75,
    "g": 39,
    "b": 163
  },
  "hsl": {
    "h": 257.419,
    "s": 61.386,
    "l": 39.608
  },
  "oklch": {
    "l": 0.40328,
    "c": 0.18423,
    "h": 288.5
  },
  "luminance": 0.05591
}

Semantic roles & 50–950 ramp

primary

#4B27A3

secondary

#A6C164

accent

#E443B6

background

#F8F6FB

surface

#F0EBF7

border

#CBC6D0

text

#0C0612

muted

#7D7A81

Preview Lab

Preview with #4B27A3

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

Preview Lab → · Contrast checker → · Palette generator →