#4B73EC#4B73EC

#4B73EC is a mid, vivid blue. Relative luminance 0.198; OKLCH L 59.2% C 0.188 H 266.8°. Best body text is #000000 at 4.96:1 contrast (WCAG AA passes).

Color values

HEX#4B73EC
RGBrgb(75, 115, 236)
HSLhsl(225, 81%, 61%)
HSVhsv(225, 68%, 93%)
CMYKcmyk(68.2%, 51.3%, 0%, 7.5%)
CIE-LABlab(51.62, 25.29, -65.29)
CIE-LCHlch(51.62, 70.02, 291.17°)
OKLaboklab(59.21% -0.0105 -0.1876)
OKLCHoklch(59.21% 0.188 266.8)
XYZxyz(24.1675, 19.8110, 81.8909)
Luminance0.1981 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#4B73EC #ECC44B
analogous
#4BC4EC #4B73EC #734BEC
triadic
#4B73EC #EC4B73 #73EC4B
tetradic
#4B73EC #EC4BC4 #ECC44B #4BEC73
square
#4B73EC #EC4BC4 #ECC44B #4BEC73
split-complementary
#4B73EC #EC734B #C4EC4B
monochromatic
#1238AB #184AE2 #4B73EC #829EF2 #BAC9F8

Accessibility & contrast

On white

4.23
#4B73EC on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

4.96
#4B73EC on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4B73EC
4.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##4B73EC#FFFFFF#000000##000000
##4B73EC1.004.234.964.96
#FFFFFF4.231.0021.0021.00
#0000004.9621.001.001.00
##0000004.9621.001.001.00

Color blindness preview

Protanopia (red-blind)
#2683F0
Deuteranopia (green-blind)
#0074EA
Tritanopia (blue-blind)
#0090A5
Achromatopsia (no color)
#7B7B7B

Design tokens & code

CSS
--color: #4b73ec;
/* rgb */ color: rgb(75, 115, 236);
/* oklch */ color: oklch(59.2% 0.188 266.8);
Tailwind
colors: {
  custom: {
    50: '#8f9af3',
    500: '#4b73ec',
    950: '#000000',
  },
}
SCSS
$custom: #4b73ec;
$custom-light: #8f9af3;
$custom-dark: #000000;
JSON
{
  "hex": "#4b73ec",
  "rgb": {
    "r": 75,
    "g": 115,
    "b": 236
  },
  "hsl": {
    "h": 225.093,
    "s": 80.905,
    "l": 60.98
  },
  "oklch": {
    "l": 0.59214,
    "c": 0.18789,
    "h": 266.8
  },
  "luminance": 0.19813
}

Semantic roles & 50–950 ramp

primary
#4B73EC
secondary
#E8D9AB
accent
#A808DD
background
#F9F9FE
surface
#F2F2FD
border
#CCCCD5
text
#0E0E17
muted
#7E7E85

Preview Lab

Preview with #4B73EC

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

Preview Lab → · Contrast checker → · Palette generator →

#4B73EC Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva