#4C28B5#4C28B5

#4C28B5 is a dark, highly saturated violet. Relative luminance 0.064; OKLCH L 42.3% C 0.204 H 285.4°. Best body text is #FFFFFF at 9.22:1 contrast (WCAG AA passes).

Color values

HEX	#4C28B5
RGB	rgb(76, 40, 181)
HSL	hsl(255, 64%, 43%)
HSV	hsv(255, 78%, 71%)
CMYK	cmyk(58%, 77.9%, 0%, 29%)
CIE-LAB	lab(30.37, 51.48, -68.25)
CIE-LCH	lch(30.37, 85.49, 307.03°)
OKLab	oklab(42.29% 0.0541 -0.1966)
OKLCH	oklch(42.29% 0.204 285.4)
XYZ	xyz(12.0772, 6.3895, 44.3040)
Luminance	0.0639 (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

#4C28B5 #91B528

analogous

#284AB5 #4C28B5 #9228B5

triadic

#4C28B5 #B54C28 #28B54C

tetradic

#4C28B5 #B5284A #91B528 #28B592

square

#4C28B5 #B5284A #91B528 #28B592

split-complementary

#4C28B5 #B59228 #4AB528

monochromatic

#221251 #371D83 #4C28B5 #6A44D6 #9277E1

Accessibility & contrast

On white

9.22

#4C28B5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.28

#4C28B5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4C28B5

9.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C28B5	#FFFFFF	#000000	##FFFFFF
##4C28B5	1.00	9.22	2.28	9.22
#FFFFFF	9.22	1.00	21.00	1.00
#000000	2.28	21.00	1.00	21.00
##FFFFFF	9.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004BB9

Deuteranopia (green-blind)

#0043B2

Tritanopia (blue-blind)

#13516E

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #4c28b5;
/* rgb */ color: rgb(76, 40, 181);
/* oklch */ color: oklch(42.3% 0.204 285.4);

Tailwind

colors: {
  custom: {
    50: '#8a67cc',
    500: '#4c28b5',
    950: '#000000',
  },
}

SCSS

$custom: #4c28b5;
$custom-light: #8a67cc;
$custom-dark: #000000;

JSON

{
  "hex": "#4c28b5",
  "rgb": {
    "r": 76,
    "g": 40,
    "b": 181
  },
  "hsl": {
    "h": 255.319,
    "s": 63.801,
    "l": 43.333
  },
  "oklch": {
    "l": 0.42294,
    "c": 0.20391,
    "h": 285.4
  },
  "luminance": 0.0639
}

Semantic roles & 50–950 ramp

primary

#4C28B5

secondary

#B2C870

accent

#E741BC

background

#F9F6FC

surface

#F1EBF9

border

#CBC6D2

text

#0D0614

muted

#7E7A82

Preview Lab

Preview with #4C28B5

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

Preview Lab → · Contrast checker → · Palette generator →