#4D37B5#4D37B5

#4D37B5 is a dark, vivid violet. Relative luminance 0.076; OKLCH L 44.3% C 0.188 H 283.6°. Best body text is #FFFFFF at 8.30:1 contrast (WCAG AA passes).

Color values

HEX	#4D37B5
RGB	rgb(77, 55, 181)
HSL	hsl(250, 53%, 46%)
HSV	hsv(250, 70%, 71%)
CMYK	cmyk(57.5%, 69.6%, 0%, 29%)
CIE-LAB	lab(33.23, 43.84, -63.55)
CIE-LCH	lch(33.23, 77.20, 304.60°)
OKLab	oklab(44.34% 0.0443 -0.1829)
OKLCH	oklch(44.34% 0.188 283.6)
XYZ	xyz(12.7647, 7.6456, 44.5102)
Luminance	0.0765 (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

#4D37B5 #9FB537

analogous

#3760B5 #4D37B5 #8C37B5

triadic

#4D37B5 #B54D37 #37B54D

tetradic

#4D37B5 #B53760 #9FB537 #37B58C

square

#4D37B5 #B53760 #9FB537 #37B58C

split-complementary

#4D37B5 #B58C37 #60B537

monochromatic

#251A57 #392986 #4D37B5 #705CCD #998BDC

Accessibility & contrast

On white

8.30

#4D37B5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.53

#4D37B5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4D37B5

8.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D37B5	#FFFFFF	#000000	##FFFFFF
##4D37B5	1.00	8.30	2.53	8.30
#FFFFFF	8.30	1.00	21.00	1.00
#000000	2.53	21.00	1.00	21.00
##FFFFFF	8.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0052B9

Deuteranopia (green-blind)

#004AB3

Tritanopia (blue-blind)

#155872

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #4d37b5;
/* rgb */ color: rgb(77, 55, 181);
/* oklch */ color: oklch(44.3% 0.188 283.6);

Tailwind

colors: {
  custom: {
    50: '#8a70cc',
    500: '#4d37b5',
    950: '#000000',
  },
}

SCSS

$custom: #4d37b5;
$custom-light: #8a70cc;
$custom-dark: #000000;

JSON

{
  "hex": "#4d37b5",
  "rgb": {
    "r": 77,
    "g": 55,
    "b": 181
  },
  "hsl": {
    "h": 250.476,
    "s": 53.39,
    "l": 46.275
  },
  "oklch": {
    "l": 0.44337,
    "c": 0.18819,
    "h": 283.6
  },
  "luminance": 0.07646
}

Semantic roles & 50–950 ramp

primary

#4D37B5

secondary

#BAC682

accent

#DD4BC3

background

#F9F6FC

surface

#F1ECF9

border

#CBC7D2

text

#0D0713

muted

#7E7A82

Preview Lab

Preview with #4D37B5

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

Preview Lab → · Contrast checker → · Palette generator →