#4B73E5#4B73E5

#4B73E5 is a mid, vivid blue. Relative luminance 0.194; OKLCH L 58.7% C 0.179 H 266.4°. Best body text is #000000 at 4.88:1 contrast (WCAG AA passes).

Color values

HEX#4B73E5
RGBrgb(75, 115, 229)
HSLhsl(224, 75%, 60%)
HSVhsv(224, 67%, 90%)
CMYKcmyk(67.2%, 49.8%, 0%, 10.2%)
CIE-LABlab(51.17, 22.84, -62.10)
CIE-LCHlch(51.17, 66.17, 290.19°)
OKLaboklab(58.72% -0.0112 -0.1782)
OKLCHoklch(58.72% 0.179 266.4)
XYZxyz(23.1703, 19.4122, 76.6394)
Luminance0.1941 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#4B73E5 #E5BD4B
analogous
#4BC0E5 #4B73E5 #704BE5
triadic
#4B73E5 #E54B73 #73E54B
tetradic
#4B73E5 #E54BC0 #E5BD4B #4BE570
square
#4B73E5 #E54BC0 #E5BD4B #4BE570
split-complementary
#4B73E5 #E5704B #C0E54B
monochromatic
#173A9F #1F4ED4 #4B73E5 #809DED #B6C6F4

Accessibility & contrast

On white

4.30
#4B73E5 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

4.88
#4B73E5 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4B73E5
4.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##4B73E5#FFFFFF#000000##000000
##4B73E51.004.304.884.88
#FFFFFF4.301.0021.0021.00
#0000004.8821.001.001.00
##0000004.8821.001.001.00

Color blindness preview

Protanopia (red-blind)
#3181E9
Deuteranopia (green-blind)
#0073E3
Tritanopia (blue-blind)
#008EA1
Achromatopsia (no color)
#7A7A7A

Design tokens & code

CSS
--color: #4b73e5;
/* rgb */ color: rgb(75, 115, 229);
/* oklch */ color: oklch(58.7% 0.179 266.4);
Tailwind
colors: {
  custom: {
    50: '#8e9aee',
    500: '#4b73e5',
    950: '#000000',
  },
}
SCSS
$custom: #4b73e5;
$custom-light: #8e9aee;
$custom-dark: #000000;
JSON
{
  "hex": "#4b73e5",
  "rgb": {
    "r": 75,
    "g": 115,
    "b": 229
  },
  "hsl": {
    "h": 224.416,
    "s": 74.757,
    "l": 59.608
  },
  "oklch": {
    "l": 0.58721,
    "c": 0.17857,
    "h": 266.4
  },
  "luminance": 0.19414
}

Semantic roles & 50–950 ramp

primary
#4B73E5
secondary
#E4D4A8
accent
#C136F1
background
#F9F9FE
surface
#F2F2FD
border
#CCCCD5
text
#0E0E16
muted
#7E7E84

Preview Lab

Preview with #4B73E5

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

Preview Lab → · Contrast checker → · Palette generator →

#4B73E5 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva