#4C28A3#4C28A3

#4C28A3 is a dark, vivid violet. Relative luminance 0.057; OKLCH L 40.6% C 0.183 H 288.8°. Best body text is #FFFFFF at 9.81:1 contrast (WCAG AA passes).

Color values

HEX	#4C28A3
RGB	rgb(76, 40, 163)
HSL	hsl(258, 61%, 40%)
HSV	hsv(258, 75%, 64%)
CMYK	cmyk(53.4%, 75.5%, 0%, 36.1%)
CIE-LAB	lab(28.64, 46.35, -60.30)
CIE-LCH	lch(28.64, 76.06, 307.55°)
OKLab	oklab(40.55% 0.0591 -0.1733)
OKLCH	oklch(40.55% 0.183 288.8)
XYZ	xyz(10.3482, 5.6979, 35.1978)
Luminance	0.0570 (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

#4C28A3 #7FA328

analogous

#2842A3 #4C28A3 #8A28A3

triadic

#4C28A3 #A34C28 #28A34C

tetradic

#4C28A3 #A32842 #7FA328 #28A38A

square

#4C28A3 #A32842 #7FA328 #28A38A

split-complementary

#4C28A3 #A38A28 #42A328

monochromatic

#1E1041 #351C72 #4C28A3 #653ACF #8C6BDB

Accessibility & contrast

On white

9.81

#4C28A3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.14

#4C28A3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4C28A3

9.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C28A3	#FFFFFF	#000000	##FFFFFF
##4C28A3	1.00	9.81	2.14	9.81
#FFFFFF	9.81	1.00	21.00	1.00
#000000	2.14	21.00	1.00	21.00
##FFFFFF	9.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0046A7

Deuteranopia (green-blind)

#0040A1

Tritanopia (blue-blind)

#2A4A64

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #4c28a3;
/* rgb */ color: rgb(76, 40, 163);
/* oklch */ color: oklch(40.6% 0.183 288.8);

Tailwind

colors: {
  custom: {
    50: '#8766bf',
    500: '#4c28a3',
    950: '#000000',
  },
}

SCSS

$custom: #4c28a3;
$custom-light: #8766bf;
$custom-dark: #000000;

JSON

{
  "hex": "#4c28a3",
  "rgb": {
    "r": 76,
    "g": 40,
    "b": 163
  },
  "hsl": {
    "h": 257.561,
    "s": 60.591,
    "l": 39.804
  },
  "oklch": {
    "l": 0.40551,
    "c": 0.18314,
    "h": 288.8
  },
  "luminance": 0.05698
}

Semantic roles & 50–950 ramp

primary

#4C28A3

secondary

#A6C166

accent

#E444B5

background

#F8F6FB

surface

#F0EBF7

border

#CBC6D0

text

#0C0612

muted

#7D7A81

Preview Lab

Preview with #4C28A3

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

Preview Lab → · Contrast checker → · Palette generator →