#4F37BC#4F37BC

#4F37BC is a mid, vivid violet. Relative luminance 0.080; OKLCH L 45.1% C 0.197 H 283.5°. Best body text is #FFFFFF at 8.06:1 contrast (WCAG AA passes).

Color values

HEX	#4F37BC
RGB	rgb(79, 55, 188)
HSL	hsl(251, 55%, 48%)
HSV	hsv(251, 71%, 74%)
CMYK	cmyk(58%, 70.7%, 0%, 26.3%)
CIE-LAB	lab(34.03, 46.27, -66.37)
CIE-LCH	lch(34.03, 80.90, 304.88°)
OKLab	oklab(45.14% 0.0458 -0.1911)
OKLCH	oklch(45.14% 0.197 283.5)
XYZ	xyz(13.6649, 8.0246, 48.3960)
Luminance	0.0803 (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

#4F37BC #A4BC37

analogous

#3761BC #4F37BC #9137BC

triadic

#4F37BC #BC4F37 #37BC4F

tetradic

#4F37BC #BC3761 #A4BC37 #37BC91

square

#4F37BC #BC3761 #A4BC37 #37BC91

split-complementary

#4F37BC #BC9137 #61BC37

monochromatic

#271B5D #3B298D #4F37BC #7460D0 #9D8FDE

Accessibility & contrast

On white

8.06

#4F37BC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.61

#4F37BC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4F37BC

8.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F37BC	#FFFFFF	#000000	##FFFFFF
##4F37BC	1.00	8.06	2.61	8.06
#FFFFFF	8.06	1.00	21.00	1.00
#000000	2.61	21.00	1.00	21.00
##FFFFFF	8.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0054C0

Deuteranopia (green-blind)

#004CB9

Tritanopia (blue-blind)

#105B76

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #4f37bc;
/* rgb */ color: rgb(79, 55, 188);
/* oklch */ color: oklch(45.1% 0.197 283.5);

Tailwind

colors: {
  custom: {
    50: '#8c70d1',
    500: '#4f37bc',
    950: '#000000',
  },
}

SCSS

$custom: #4f37bc;
$custom-light: #8c70d1;
$custom-dark: #000000;

JSON

{
  "hex": "#4f37bc",
  "rgb": {
    "r": 79,
    "g": 55,
    "b": 188
  },
  "hsl": {
    "h": 250.827,
    "s": 54.733,
    "l": 47.647
  },
  "oklch": {
    "l": 0.45144,
    "c": 0.19651,
    "h": 283.5
  },
  "luminance": 0.08025
}

Semantic roles & 50–950 ramp

primary

#4F37BC

secondary

#BDC986

accent

#DE4AC3

background

#F9F6FD

surface

#F1ECFA

border

#CBC7D3

text

#0D0814

muted

#7E7B83

Preview Lab

Preview with #4F37BC

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

Preview Lab → · Contrast checker → · Palette generator →