#4B37C5#4B37C5

#4B37C5 is a mid, highly saturated blue. Relative luminance 0.083; OKLCH L 45.7% C 0.208 H 280.7°. Best body text is #FFFFFF at 7.92:1 contrast (WCAG AA passes).

Color values

HEX#4B37C5
RGBrgb(75, 55, 197)
HSLhsl(248, 56%, 49%)
HSVhsv(248, 72%, 77%)
CMYKcmyk(61.9%, 72.1%, 0%, 22.7%)
CIE-LABlab(34.52, 48.46, -70.87)
CIE-LCHlch(34.52, 85.85, 304.36°)
OKLaboklab(45.65% 0.0385 -0.2044)
OKLCHoklch(45.65% 0.208 280.7)
XYZxyz(14.3427, 8.2584, 53.6507)
Luminance0.0826 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#4B37C5 #B1C537
analogous
#376AC5 #4B37C5 #9237C5
triadic
#4B37C5 #C54B37 #37C54B
tetradic
#4B37C5 #C5376A #B1C537 #37C592
square
#4B37C5 #C5376A #B1C537 #37C592
split-complementary
#4B37C5 #C59237 #6AC537
monochromatic
#271C65 #392A95 #4B37C5 #7565D4 #A095E1

Accessibility & contrast

On white

7.92
#4B37C5 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.65
#4B37C5 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4B37C5
7.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##4B37C5#FFFFFF#000000##FFFFFF
##4B37C51.007.922.657.92
#FFFFFF7.921.0021.001.00
#0000002.6521.001.0021.00
##FFFFFF7.921.0021.001.00

Color blindness preview

Protanopia (red-blind)
#0056C9
Deuteranopia (green-blind)
#004CC2
Tritanopia (blue-blind)
#005E7B
Achromatopsia (no color)
#515151

Design tokens & code

CSS
--color: #4b37c5;
/* rgb */ color: rgb(75, 55, 197);
/* oklch */ color: oklch(45.7% 0.208 280.7);
Tailwind
colors: {
  custom: {
    50: '#8c70d8',
    500: '#4b37c5',
    950: '#000000',
  },
}
SCSS
$custom: #4b37c5;
$custom-light: #8c70d8;
$custom-dark: #000000;
JSON
{
  "hex": "#4b37c5",
  "rgb": {
    "r": 75,
    "g": 55,
    "b": 197
  },
  "hsl": {
    "h": 248.451,
    "s": 56.349,
    "l": 49.412
  },
  "oklch": {
    "l": 0.45653,
    "c": 0.208,
    "h": 280.7
  },
  "luminance": 0.08259
}

Semantic roles & 50–950 ramp

primary
#4B37C5
secondary
#C3CD8B
accent
#E048CA
background
#F9F6FD
surface
#F2ECFB
border
#CCC7D4
text
#0D0815
muted
#7E7B83

Preview Lab

Preview with #4B37C5

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

Preview Lab → · Contrast checker → · Palette generator →

#4B37C5 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva