#4D37AD#4D37AD

#4D37AD is a dark, vivid violet. Relative luminance 0.073; OKLCH L 43.6% C 0.178 H 284.8°. Best body text is #FFFFFF at 8.52:1 contrast (WCAG AA passes).

Color values

HEX	#4D37AD
RGB	rgb(77, 55, 173)
HSL	hsl(251, 52%, 45%)
HSV	hsv(251, 68%, 68%)
CMYK	cmyk(55.5%, 68.2%, 0%, 32.2%)
CIE-LAB	lab(32.54, 41.38, -59.92)
CIE-LCH	lch(32.54, 72.82, 304.63°)
OKLab	oklab(43.63% 0.0456 -0.1723)
OKLCH	oklch(43.63% 0.178 284.8)
XYZ	xyz(11.9673, 7.3266, 40.3106)
Luminance	0.0733 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Ocean Blue

#4F42B5

ΔE00 3.12

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D37AD #97AD37

analogous

#375CAD #4D37AD #8837AD

triadic

#4D37AD #AD4D37 #37AD4D

tetradic

#4D37AD #AD375C #97AD37 #37AD88

square

#4D37AD #AD375C #97AD37 #37AD88

split-complementary

#4D37AD #AD8837 #5CAD37

monochromatic

#241950 #38287F #4D37AD #6D57CA #9586D8

Accessibility & contrast

On white

8.52

#4D37AD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.47

#4D37AD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4D37AD

8.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D37AD	#FFFFFF	#000000	##FFFFFF
##4D37AD	1.00	8.52	2.47	8.52
#FFFFFF	8.52	1.00	21.00	1.00
#000000	2.47	21.00	1.00	21.00
##FFFFFF	8.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0050B1

Deuteranopia (green-blind)

#0049AB

Tritanopia (blue-blind)

#21556D

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #4d37ad;
/* rgb */ color: rgb(77, 55, 173);
/* oklch */ color: oklch(43.6% 0.178 284.8);

Tailwind

colors: {
  custom: {
    50: '#886fc6',
    500: '#4d37ad',
    950: '#000000',
  },
}

SCSS

$custom: #4d37ad;
$custom-light: #886fc6;
$custom-dark: #000000;

JSON

{
  "hex": "#4d37ad",
  "rgb": {
    "r": 77,
    "g": 55,
    "b": 173
  },
  "hsl": {
    "h": 251.186,
    "s": 51.754,
    "l": 44.706
  },
  "oklch": {
    "l": 0.43625,
    "c": 0.17819,
    "h": 284.8
  },
  "luminance": 0.07327
}

Semantic roles & 50–950 ramp

primary

#4D37AD

secondary

#B6C27D

accent

#DB4DC1

background

#F8F6FC

surface

#F0ECF8

border

#CBC7D1

text

#0C0713

muted

#7D7A82

Preview Lab

Preview with #4D37AD

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

Preview Lab → · Contrast checker → · Palette generator →