#4B28B7#4B28B7

#4B28B7 is a dark, highly saturated violet. Relative luminance 0.064; OKLCH L 42.4% C 0.206 H 284.6°. Best body text is #FFFFFF at 9.18:1 contrast (WCAG AA passes).

Color values

HEX	#4B28B7
RGB	rgb(75, 40, 183)
HSL	hsl(255, 64%, 44%)
HSV	hsv(255, 78%, 72%)
CMYK	cmyk(59%, 78.1%, 0%, 28.2%)
CIE-LAB	lab(30.48, 51.93, -69.27)
CIE-LCH	lch(30.48, 86.57, 306.85°)
OKLab	oklab(42.4% 0.052 -0.1996)
OKLCH	oklch(42.4% 0.206 284.6)
XYZ	xyz(12.2051, 6.4316, 45.3888)
Luminance	0.0643 (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

#4B28B7 #94B728

analogous

#284CB7 #4B28B7 #9228B7

triadic

#4B28B7 #B74B28 #28B74B

tetradic

#4B28B7 #B7284C #94B728 #28B792

square

#4B28B7 #B7284C #94B728 #28B792

split-complementary

#4B28B7 #B79228 #4CB728

monochromatic

#221253 #361D85 #4B28B7 #6946D6 #9278E1

Accessibility & contrast

On white

9.18

#4B28B7 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.29

#4B28B7 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4B28B7

9.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B28B7	#FFFFFF	#000000	##FFFFFF
##4B28B7	1.00	9.18	2.29	9.18
#FFFFFF	9.18	1.00	21.00	1.00
#000000	2.29	21.00	1.00	21.00
##FFFFFF	9.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004CBB

Deuteranopia (green-blind)

#0043B4

Tritanopia (blue-blind)

#07526F

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #4b28b7;
/* rgb */ color: rgb(75, 40, 183);
/* oklch */ color: oklch(42.4% 0.206 284.6);

Tailwind

colors: {
  custom: {
    50: '#8a67ce',
    500: '#4b28b7',
    950: '#000000',
  },
}

SCSS

$custom: #4b28b7;
$custom-light: #8a67ce;
$custom-dark: #000000;

JSON

{
  "hex": "#4b28b7",
  "rgb": {
    "r": 75,
    "g": 40,
    "b": 183
  },
  "hsl": {
    "h": 254.685,
    "s": 64.126,
    "l": 43.725
  },
  "oklch": {
    "l": 0.42401,
    "c": 0.20629,
    "h": 284.6
  },
  "luminance": 0.06432
}

Semantic roles & 50–950 ramp

primary

#4B28B7

secondary

#B4C972

accent

#E741BE

background

#F9F6FC

surface

#F1EBF9

border

#CBC6D2

text

#0D0614

muted

#7E7A82

Preview Lab

Preview with #4B28B7

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

Preview Lab → · Contrast checker → · Palette generator →