#4C37BF#4C37BF

#4C37BF is a mid, highly saturated blue. Relative luminance 0.080; OKLCH L 45.2% C 0.201 H 281.8°. Best body text is #FFFFFF at 8.06:1 contrast (WCAG AA passes).

Color values

HEX#4C37BF
RGBrgb(76, 55, 191)
HSLhsl(249, 55%, 48%)
HSVhsv(249, 71%, 75%)
CMYKcmyk(60.2%, 71.2%, 0%, 25.1%)
CIE-LABlab(34.04, 46.75, -68.13)
CIE-LCHlch(34.04, 82.63, 304.46°)
OKLaboklab(45.17% 0.041 -0.1963)
OKLCHoklch(45.17% 0.201 281.8)
XYZxyz(13.7477, 8.0295, 50.1055)
Luminance0.0803 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#4C37BF #AABF37
analogous
#3766BF #4C37BF #9037BF
triadic
#4C37BF #BF4C37 #37BF4C
tetradic
#4C37BF #BF3766 #AABF37 #37BF90
square
#4C37BF #BF3766 #AABF37 #37BF90
split-complementary
#4C37BF #BF9037 #66BF37
monochromatic
#261C60 #39298F #4C37BF #7362D2 #9D91DF

Accessibility & contrast

On white

8.06
#4C37BF on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.61
#4C37BF on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4C37BF
8.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##4C37BF#FFFFFF#000000##FFFFFF
##4C37BF1.008.062.618.06
#FFFFFF8.061.0021.001.00
#0000002.6121.001.0021.00
##FFFFFF8.061.0021.001.00

Color blindness preview

Protanopia (red-blind)
#0055C3
Deuteranopia (green-blind)
#004BBC
Tritanopia (blue-blind)
#005C77
Achromatopsia (no color)
#505050

Design tokens & code

CSS
--color: #4c37bf;
/* rgb */ color: rgb(76, 55, 191);
/* oklch */ color: oklch(45.2% 0.201 281.8);
Tailwind
colors: {
  custom: {
    50: '#8b70d3',
    500: '#4c37bf',
    950: '#000000',
  },
}
SCSS
$custom: #4c37bf;
$custom-light: #8b70d3;
$custom-dark: #000000;
JSON
{
  "hex": "#4c37bf",
  "rgb": {
    "r": 76,
    "g": 55,
    "b": 191
  },
  "hsl": {
    "h": 249.265,
    "s": 55.285,
    "l": 48.235
  },
  "oklch": {
    "l": 0.4517,
    "c": 0.20059,
    "h": 281.8
  },
  "luminance": 0.0803
}

Semantic roles & 50–950 ramp

primary
#4C37BF
secondary
#C0CA88
accent
#DF49C8
background
#F9F6FD
surface
#F1ECFA
border
#CBC7D3
text
#0D0814
muted
#7E7B83

Preview Lab

Preview with #4C37BF

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

Preview Lab → · Contrast checker → · Palette generator →

#4C37BF Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva