#4F37BA#4F37BA

#4F37BA is a dark, vivid violet. Relative luminance 0.079; OKLCH L 45.0% C 0.194 H 283.8°. Best body text is #FFFFFF at 8.11:1 contrast (WCAG AA passes).

Color values

HEX	#4F37BA
RGB	rgb(79, 55, 186)
HSL	hsl(251, 54%, 47%)
HSV	hsv(251, 70%, 73%)
CMYK	cmyk(57.5%, 70.4%, 0%, 27.1%)
CIE-LAB	lab(33.86, 45.66, -65.48)
CIE-LCH	lch(33.86, 79.83, 304.89°)
OKLab	oklab(44.96% 0.0462 -0.1885)
OKLCH	oklch(44.96% 0.194 283.8)
XYZ	xyz(13.4508, 7.9390, 47.2684)
Luminance	0.0794 (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

#4F37BA #A2BA37

analogous

#3761BA #4F37BA #9037BA

triadic

#4F37BA #BA4F37 #37BA4F

tetradic

#4F37BA #BA3761 #A2BA37 #37BA90

square

#4F37BA #BA3761 #A2BA37 #37BA90

split-complementary

#4F37BA #BA9037 #61BA37

monochromatic

#271B5C #3B298B #4F37BA #735FD0 #9C8EDE

Accessibility & contrast

On white

8.11

#4F37BA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.59

#4F37BA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4F37BA

8.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F37BA	#FFFFFF	#000000	##FFFFFF
##4F37BA	1.00	8.11	2.59	8.11
#FFFFFF	8.11	1.00	21.00	1.00
#000000	2.59	21.00	1.00	21.00
##FFFFFF	8.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0054BE

Deuteranopia (green-blind)

#004BB8

Tritanopia (blue-blind)

#155A74

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #4f37ba;
/* rgb */ color: rgb(79, 55, 186);
/* oklch */ color: oklch(45.0% 0.194 283.8);

Tailwind

colors: {
  custom: {
    50: '#8c70d0',
    500: '#4f37ba',
    950: '#000000',
  },
}

SCSS

$custom: #4f37ba;
$custom-light: #8c70d0;
$custom-dark: #000000;

JSON

{
  "hex": "#4f37ba",
  "rgb": {
    "r": 79,
    "g": 55,
    "b": 186
  },
  "hsl": {
    "h": 250.992,
    "s": 54.357,
    "l": 47.255
  },
  "oklch": {
    "l": 0.44962,
    "c": 0.19408,
    "h": 283.8
  },
  "luminance": 0.0794
}

Semantic roles & 50–950 ramp

primary

#4F37BA

secondary

#BCC885

accent

#DE4AC3

background

#F9F6FC

surface

#F1ECF9

border

#CBC7D2

text

#0D0814

muted

#7E7B82

Preview Lab

Preview with #4F37BA

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

Preview Lab → · Contrast checker → · Palette generator →