#4D37AE#4D37AE

#4D37AE is a dark, vivid violet. Relative luminance 0.074; OKLCH L 43.7% C 0.179 H 284.7°. Best body text is #FFFFFF at 8.49:1 contrast (WCAG AA passes).

Color values

HEX	#4D37AE
RGB	rgb(77, 55, 174)
HSL	hsl(251, 52%, 45%)
HSV	hsv(251, 68%, 68%)
CMYK	cmyk(55.7%, 68.4%, 0%, 31.8%)
CIE-LAB	lab(32.62, 41.69, -60.38)
CIE-LCH	lch(32.62, 73.37, 304.63°)
OKLab	oklab(43.71% 0.0454 -0.1736)
OKLCH	oklch(43.71% 0.179 284.7)
XYZ	xyz(12.0644, 7.3654, 40.8221)
Luminance	0.0737 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Ocean Blue

#4F42B5

ΔE00 3.07

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D37AE #98AE37

analogous

#375DAE #4D37AE #8837AE

triadic

#4D37AE #AE4D37 #37AE4D

tetradic

#4D37AE #AE375D #98AE37 #37AE88

square

#4D37AE #AE375D #98AE37 #37AE88

split-complementary

#4D37AE #AE8837 #5DAE37

monochromatic

#241A51 #38287F #4D37AE #6D58CA #9686D9

Accessibility & contrast

On white

8.49

#4D37AE on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.47

#4D37AE on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4D37AE

8.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D37AE	#FFFFFF	#000000	##FFFFFF
##4D37AE	1.00	8.49	2.47	8.49
#FFFFFF	8.49	1.00	21.00	1.00
#000000	2.47	21.00	1.00	21.00
##FFFFFF	8.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0050B2

Deuteranopia (green-blind)

#0049AC

Tritanopia (blue-blind)

#20566E

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #4d37ae;
/* rgb */ color: rgb(77, 55, 174);
/* oklch */ color: oklch(43.7% 0.179 284.7);

Tailwind

colors: {
  custom: {
    50: '#8970c7',
    500: '#4d37ae',
    950: '#000000',
  },
}

SCSS

$custom: #4d37ae;
$custom-light: #8970c7;
$custom-dark: #000000;

JSON

{
  "hex": "#4d37ae",
  "rgb": {
    "r": 77,
    "g": 55,
    "b": 174
  },
  "hsl": {
    "h": 251.092,
    "s": 51.965,
    "l": 44.902
  },
  "oklch": {
    "l": 0.43713,
    "c": 0.17945,
    "h": 284.7
  },
  "luminance": 0.07366
}

Semantic roles & 50–950 ramp

primary

#4D37AE

secondary

#B6C37E

accent

#DB4CC1

background

#F8F6FC

surface

#F0ECF8

border

#CBC7D1

text

#0C0713

muted

#7D7A82

Preview Lab

Preview with #4D37AE

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

Preview Lab → · Contrast checker → · Palette generator →