#4C57D9#4C57D9

#4C57D9 is a mid, vivid blue. Relative luminance 0.134; OKLCH L 52.6% C 0.196 H 273.8°. Best body text is #FFFFFF at 5.72:1 contrast (WCAG AA passes).

Color values

HEX#4C57D9
RGBrgb(76, 87, 217)
HSLhsl(235, 65%, 57%)
HSVhsv(235, 65%, 85%)
CMYKcmyk(65%, 59.9%, 0%, 14.9%)
CIE-LABlab(43.30, 36.27, -68.05)
CIE-LCHlch(43.30, 77.11, 298.06°)
OKLaboklab(52.57% 0.013 -0.196)
OKLCHoklch(52.57% 0.196 273.8)
XYZxyz(18.9089, 13.3610, 67.2146)
Luminance0.1336 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#4C57D9 #D9CE4C
analogous
#4C9ED9 #4C57D9 #874CD9
triadic
#4C57D9 #D94C57 #57D94C
tetradic
#4C57D9 #D94C9E #D9CE4C #4CD987
square
#4C57D9 #D94C9E #D9CE4C #4CD987
split-complementary
#4C57D9 #D9874C #9ED94C
monochromatic
#1E278D #2934BF #4C57D9 #7E86E4 #B1B6EE

Accessibility & contrast

On white

5.72
#4C57D9 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.67
#4C57D9 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4C57D9
5.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##4C57D9#FFFFFF#000000##FFFFFF
##4C57D91.005.723.675.72
#FFFFFF5.721.0021.001.00
#0000003.6721.001.0021.00
##FFFFFF5.721.0021.001.00

Color blindness preview

Protanopia (red-blind)
#006DDD
Deuteranopia (green-blind)
#0060D6
Tritanopia (blue-blind)
#007790
Achromatopsia (no color)
#666666

Design tokens & code

CSS
--color: #4c57d9;
/* rgb */ color: rgb(76, 87, 217);
/* oklch */ color: oklch(52.6% 0.196 273.8);
Tailwind
colors: {
  custom: {
    50: '#8d86e6',
    500: '#4c57d9',
    950: '#000000',
  },
}
SCSS
$custom: #4c57d9;
$custom-light: #8d86e6;
$custom-dark: #000000;
JSON
{
  "hex": "#4c57d9",
  "rgb": {
    "r": 76,
    "g": 87,
    "b": 217
  },
  "hsl": {
    "h": 235.319,
    "s": 64.977,
    "l": 57.451
  },
  "oklch": {
    "l": 0.52569,
    "c": 0.19646,
    "h": 273.8
  },
  "luminance": 0.13363
}

Semantic roles & 50–950 ramp

primary
#4C57D9
secondary
#DDD8A4
accent
#DB40E8
background
#F9F8FE
surface
#F2EFFC
border
#CCCAD5
text
#0E0B16
muted
#7E7C84

Preview Lab

Preview with #4C57D9

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

Preview Lab → · Contrast checker → · Palette generator →

#4C57D9 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva