#4B37C4#4B37C4

#4B37C4 is a mid, highly saturated blue. Relative luminance 0.082; OKLCH L 45.6% C 0.207 H 280.8°. Best body text is #FFFFFF at 7.95:1 contrast (WCAG AA passes).

Color values

HEX	#4B37C4
RGB	rgb(75, 55, 196)
HSL	hsl(249, 56%, 49%)
HSV	hsv(249, 72%, 77%)
CMYK	cmyk(61.7%, 71.9%, 0%, 23.1%)
CIE-LAB	lab(34.42, 48.15, -70.44)
CIE-LCH	lch(34.42, 85.33, 304.36°)
OKLab	oklab(45.56% 0.0387 -0.2031)
OKLCH	oklch(45.56% 0.207 280.8)
XYZ	xyz(14.2285, 8.2127, 53.0493)
Luminance	0.0821 (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

#4B37C4 #B0C437

analogous

#3769C4 #4B37C4 #9237C4

triadic

#4B37C4 #C44B37 #37C44B

tetradic

#4B37C4 #C43769 #B0C437 #37C492

square

#4B37C4 #C43769 #B0C437 #37C492

split-complementary

#4B37C4 #C49237 #69C437

monochromatic

#261C64 #392A94 #4B37C4 #7465D4 #9F94E1

Accessibility & contrast

On white

7.95

#4B37C4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.64

#4B37C4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4B37C4

7.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B37C4	#FFFFFF	#000000	##FFFFFF
##4B37C4	1.00	7.95	2.64	7.95
#FFFFFF	7.95	1.00	21.00	1.00
#000000	2.64	21.00	1.00	21.00
##FFFFFF	7.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0056C8

Deuteranopia (green-blind)

#004CC1

Tritanopia (blue-blind)

#005E7A

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #4b37c4;
/* rgb */ color: rgb(75, 55, 196);
/* oklch */ color: oklch(45.6% 0.207 280.8);

Tailwind

colors: {
  custom: {
    50: '#8b70d7',
    500: '#4b37c4',
    950: '#000000',
  },
}

SCSS

$custom: #4b37c4;
$custom-light: #8b70d7;
$custom-dark: #000000;

JSON

{
  "hex": "#4b37c4",
  "rgb": {
    "r": 75,
    "g": 55,
    "b": 196
  },
  "hsl": {
    "h": 248.511,
    "s": 56.175,
    "l": 49.216
  },
  "oklch": {
    "l": 0.45558,
    "c": 0.2068,
    "h": 280.8
  },
  "luminance": 0.08214
}

Semantic roles & 50–950 ramp

primary

#4B37C4

secondary

#C3CC8B

accent

#DF48CA

background

#F9F6FD

surface

#F2ECFA

border

#CCC7D3

text

#0D0815

muted

#7E7B83

Preview Lab

Preview with #4B37C4

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

Preview Lab → · Contrast checker → · Palette generator →