#4B37C3#4B37C3

#4B37C3 is a mid, highly saturated blue. Relative luminance 0.082; OKLCH L 45.5% C 0.206 H 280.9°. Best body text is #FFFFFF at 7.97:1 contrast (WCAG AA passes).

Color values

HEX	#4B37C3
RGB	rgb(75, 55, 195)
HSL	hsl(249, 56%, 49%)
HSV	hsv(249, 72%, 76%)
CMYK	cmyk(61.5%, 71.8%, 0%, 23.5%)
CIE-LAB	lab(34.33, 47.85, -70.01)
CIE-LCH	lch(34.33, 84.80, 304.35°)
OKLab	oklab(45.46% 0.0389 -0.2019)
OKLCH	oklch(45.46% 0.206 280.9)
XYZ	xyz(14.1151, 8.1673, 52.4518)
Luminance	0.0817 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B37C3 #AFC337

analogous

#3769C3 #4B37C3 #9137C3

triadic

#4B37C3 #C34B37 #37C34B

tetradic

#4B37C3 #C33769 #AFC337 #37C391

square

#4B37C3 #C33769 #AFC337 #37C391

split-complementary

#4B37C3 #C39137 #69C337

monochromatic

#261C64 #392A93 #4B37C3 #7464D3 #9F94E1

Accessibility & contrast

On white

7.97

#4B37C3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.63

#4B37C3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4B37C3

7.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B37C3	#FFFFFF	#000000	##FFFFFF
##4B37C3	1.00	7.97	2.63	7.97
#FFFFFF	7.97	1.00	21.00	1.00
#000000	2.63	21.00	1.00	21.00
##FFFFFF	7.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0056C7

Deuteranopia (green-blind)

#004BC0

Tritanopia (blue-blind)

#005D79

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #4b37c3;
/* rgb */ color: rgb(75, 55, 195);
/* oklch */ color: oklch(45.5% 0.206 280.9);

Tailwind

colors: {
  custom: {
    50: '#8b70d6',
    500: '#4b37c3',
    950: '#000000',
  },
}

SCSS

$custom: #4b37c3;
$custom-light: #8b70d6;
$custom-dark: #000000;

JSON

{
  "hex": "#4b37c3",
  "rgb": {
    "r": 75,
    "g": 55,
    "b": 195
  },
  "hsl": {
    "h": 248.571,
    "s": 56,
    "l": 49.02
  },
  "oklch": {
    "l": 0.45464,
    "c": 0.20559,
    "h": 280.9
  },
  "luminance": 0.08168
}

Semantic roles & 50–950 ramp

primary

#4B37C3

secondary

#C2CC8A

accent

#DF49CA

background

#F9F6FD

surface

#F1ECFA

border

#CBC7D3

text

#0D0814

muted

#7E7B83

Preview Lab

Preview with #4B37C3

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

Preview Lab → · Contrast checker → · Palette generator →