#4C27AB#4C27AB

#4C27AB is a dark, vivid violet. Relative luminance 0.059; OKLCH L 41.2% C 0.193 H 287.3°. Best body text is #FFFFFF at 9.61:1 contrast (WCAG AA passes).

Color values

HEX	#4C27AB
RGB	rgb(76, 39, 171)
HSL	hsl(257, 63%, 41%)
HSV	hsv(257, 77%, 67%)
CMYK	cmyk(55.6%, 77.2%, 0%, 32.9%)
CIE-LAB	lab(29.23, 49.12, -64.16)
CIE-LCH	lch(29.23, 80.80, 307.44°)
OKLab	oklab(41.2% 0.0577 -0.1846)
OKLCH	oklch(41.2% 0.193 287.3)
XYZ	xyz(11.0545, 5.9272, 39.0818)
Luminance	0.0593 (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

#4C27AB #86AB27

analogous

#2744AB #4C27AB #8E27AB

triadic

#4C27AB #AB4C27 #27AB4C

tetradic

#4C27AB #AB2744 #86AB27 #27AB8E

square

#4C27AB #AB2744 #86AB27 #27AB8E

split-complementary

#4C27AB #AB8E27 #44AB27

monochromatic

#201047 #361C79 #4C27AB #673DD3 #8E6EDE

Accessibility & contrast

On white

9.61

#4C27AB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.19

#4C27AB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4C27AB

9.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C27AB	#FFFFFF	#000000	##FFFFFF
##4C27AB	1.00	9.61	2.19	9.61
#FFFFFF	9.61	1.00	21.00	1.00
#000000	2.19	21.00	1.00	21.00
##FFFFFF	9.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0048AF

Deuteranopia (green-blind)

#0041A9

Tritanopia (blue-blind)

#224D68

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #4c27ab;
/* rgb */ color: rgb(76, 39, 171);
/* oklch */ color: oklch(41.2% 0.193 287.3);

Tailwind

colors: {
  custom: {
    50: '#8966c5',
    500: '#4c27ab',
    950: '#000000',
  },
}

SCSS

$custom: #4c27ab;
$custom-light: #8966c5;
$custom-dark: #000000;

JSON

{
  "hex": "#4c27ab",
  "rgb": {
    "r": 76,
    "g": 39,
    "b": 171
  },
  "hsl": {
    "h": 256.818,
    "s": 62.857,
    "l": 41.176
  },
  "oklch": {
    "l": 0.41197,
    "c": 0.19343,
    "h": 287.3
  },
  "luminance": 0.05928
}

Semantic roles & 50–950 ramp

primary

#4C27AB

secondary

#ABC569

accent

#E642B8

background

#F9F6FC

surface

#F1EBF8

border

#CBC6D1

text

#0D0613

muted

#7E7A82

Preview Lab

Preview with #4C27AB

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

Preview Lab → · Contrast checker → · Palette generator →