#4B88E1#4B88E1

#4B88E1 is a light, vivid blue. Relative luminance 0.245; OKLCH L 62.8% C 0.149 H 257.9°. Best body text is #000000 at 5.91:1 contrast (WCAG AA passes).

Color values

HEX#4B88E1
RGBrgb(75, 136, 225)
HSLhsl(216, 71%, 59%)
HSVhsv(216, 67%, 88%)
CMYKcmyk(66.7%, 39.6%, 0%, 11.8%)
CIE-LABlab(56.62, 8.57, -51.12)
CIE-LCHlch(56.62, 51.84, 279.52°)
OKLaboklab(62.84% -0.0312 -0.1456)
OKLCHoklch(62.84% 0.149 257.9)
XYZxyz(25.2915, 24.5379, 74.6230)
Luminance0.2454 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#4B88E1 #E1A44B
analogous
#4BD3E1 #4B88E1 #594BE1
triadic
#4B88E1 #E14B88 #88E14B
tetradic
#4B88E1 #E14BD3 #E1A44B #4BE159
square
#4B88E1 #E14BD3 #E1A44B #4BE159
split-complementary
#4B88E1 #E1594B #D3E14B
monochromatic
#194D98 #2267CD #4B88E1 #7FABEA #B4CDF2

Accessibility & contrast

On white

3.55
#4B88E1 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

5.91
#4B88E1 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4B88E1
5.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##4B88E1#FFFFFF#000000##000000
##4B88E11.003.555.915.91
#FFFFFF3.551.0021.0021.00
#0000005.9121.001.001.00
##0000005.9121.001.001.00

Color blindness preview

Protanopia (red-blind)
#5F8FE5
Deuteranopia (green-blind)
#4981DF
Tritanopia (blue-blind)
#009CAA
Achromatopsia (no color)
#888888

Design tokens & code

CSS
--color: #4b88e1;
/* rgb */ color: rgb(75, 136, 225);
/* oklch */ color: oklch(62.8% 0.149 257.9);
Tailwind
colors: {
  custom: {
    50: '#8caaeb',
    500: '#4b88e1',
    950: '#000000',
  },
}
SCSS
$custom: #4b88e1;
$custom-light: #8caaeb;
$custom-dark: #000000;
JSON
{
  "hex": "#4b88e1",
  "rgb": {
    "r": 75,
    "g": 136,
    "b": 225
  },
  "hsl": {
    "h": 215.6,
    "s": 71.429,
    "l": 58.824
  },
  "oklch": {
    "l": 0.6284,
    "c": 0.14895,
    "h": 257.9
  },
  "luminance": 0.2454
}

Semantic roles & 50–950 ramp

primary
#4B88E1
secondary
#E1C9A6
accent
#A53AEE
background
#F9FAFE
surface
#F2F4FD
border
#CCCED5
text
#0D0F16
muted
#7E7F84

Preview Lab

Preview with #4B88E1

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

Preview Lab → · Contrast checker → · Palette generator →

#4B88E1 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva