#4B37DA#4B37DA

#4B37DA is a mid, highly saturated blue. Relative luminance 0.093; OKLCH L 47.7% C 0.233 H 278.4°. Best body text is #FFFFFF at 7.35:1 contrast (WCAG AA passes).

Color values

HEX#4B37DA
RGBrgb(75, 55, 218)
HSLhsl(247, 69%, 54%)
HSVhsv(247, 75%, 85%)
CMYKcmyk(65.6%, 74.8%, 0%, 14.5%)
CIE-LABlab(36.53, 54.82, -79.72)
CIE-LCHlch(36.53, 96.75, 304.52°)
OKLaboklab(47.69% 0.034 -0.2302)
OKLCHoklch(47.69% 0.233 278.4)
XYZxyz(16.9187, 9.2888, 67.2174)
Luminance0.0929 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#4B37DA #C6DA37
analogous
#3774DA #4B37DA #9C37DA
triadic
#4B37DA #DA4B37 #37DA4B
tetradic
#4B37DA #DA3774 #C6DA37 #37DA9C
square
#4B37DA #DA3774 #C6DA37 #37DA9C
split-complementary
#4B37DA #DA9C37 #74DA37
monochromatic
#24187F #3321B3 #4B37DA #796BE4 #A89EED

Accessibility & contrast

On white

7.35
#4B37DA on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.86
#4B37DA on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4B37DA
7.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##4B37DA#FFFFFF#000000##FFFFFF
##4B37DA1.007.352.867.35
#FFFFFF7.351.0021.001.00
#0000002.8621.001.0021.00
##FFFFFF7.351.0021.001.00

Color blindness preview

Protanopia (red-blind)
#005CDF
Deuteranopia (green-blind)
#004FD7
Tritanopia (blue-blind)
#006686
Achromatopsia (no color)
#565656

Design tokens & code

CSS
--color: #4b37da;
/* rgb */ color: rgb(75, 55, 218);
/* oklch */ color: oklch(47.7% 0.233 278.4);
Tailwind
colors: {
  custom: {
    50: '#9071e7',
    500: '#4b37da',
    950: '#000000',
  },
}
SCSS
$custom: #4b37da;
$custom-light: #9071e7;
$custom-dark: #000000;
JSON
{
  "hex": "#4b37da",
  "rgb": {
    "r": 75,
    "g": 55,
    "b": 218
  },
  "hsl": {
    "h": 247.362,
    "s": 68.776,
    "l": 53.529
  },
  "oklch": {
    "l": 0.47688,
    "c": 0.23273,
    "h": 278.4
  },
  "luminance": 0.0929
}

Semantic roles & 50–950 ramp

primary
#4B37DA
secondary
#D1D993
accent
#EC3CD6
background
#F9F7FE
surface
#F2EDFD
border
#CCC8D5
text
#0E0816
muted
#7E7B84

Preview Lab

Preview with #4B37DA

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

Preview Lab → · Contrast checker → · Palette generator →

#4B37DA Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva