#4B99E4#4B99E4

#4B99E4 is a light, vivid cyan. Relative luminance 0.299; OKLCH L 66.7% C 0.136 H 249.8°. Best body text is #000000 at 6.98:1 contrast (WCAG AA passes).

Color values

HEX#4B99E4
RGBrgb(75, 153, 228)
HSLhsl(209, 74%, 59%)
HSVhsv(209, 67%, 89%)
CMYKcmyk(67.1%, 32.9%, 0%, 10.6%)
CIE-LABlab(61.55, -0.42, -44.99)
CIE-LCHlch(61.55, 44.99, 269.47°)
OKLaboklab(66.74% -0.0469 -0.1275)
OKLCHoklch(66.74% 0.136 249.8)
XYZxyz(28.2913, 29.8768, 77.6596)
Luminance0.2988 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#4B99E4 #E4964B
analogous
#4BE4E3 #4B99E4 #4B4DE4
triadic
#4B99E4 #E44B99 #99E44B
tetradic
#4B99E4 #E34BE4 #E4964B #4DE44B
square
#4B99E4 #E34BE4 #E4964B #4DE44B
split-complementary
#4B99E4 #E44B4D #E4E34B
monochromatic
#185C9D #207BD2 #4B99E4 #80B7EC #B5D5F4

Accessibility & contrast

On white

3.01
#4B99E4 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

6.98
#4B99E4 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4B99E4
6.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##4B99E4#FFFFFF#000000##000000
##4B99E41.003.016.986.98
#FFFFFF3.011.0021.0021.00
#0000006.9821.001.001.00
##0000006.9821.001.001.00

Color blindness preview

Protanopia (red-blind)
#789DE7
Deuteranopia (green-blind)
#628EE3
Tritanopia (blue-blind)
#00ABB4
Achromatopsia (no color)
#959595

Design tokens & code

CSS
--color: #4b99e4;
/* rgb */ color: rgb(75, 153, 228);
/* oklch */ color: oklch(66.7% 0.136 249.8);
Tailwind
colors: {
  custom: {
    50: '#8db6ed',
    500: '#4b99e4',
    950: '#000000',
  },
}
SCSS
$custom: #4b99e4;
$custom-light: #8db6ed;
$custom-dark: #000000;
JSON
{
  "hex": "#4b99e4",
  "rgb": {
    "r": 75,
    "g": 153,
    "b": 228
  },
  "hsl": {
    "h": 209.412,
    "s": 73.913,
    "l": 59.412
  },
  "oklch": {
    "l": 0.66736,
    "c": 0.13585,
    "h": 249.8
  },
  "luminance": 0.2988
}

Semantic roles & 50–950 ramp

primary
#4B99E4
secondary
#E3C5A8
accent
#9237F1
background
#F9FBFE
surface
#F2F6FD
border
#CCD0D5
text
#0D1116
muted
#7E8084

Preview Lab

Preview with #4B99E4

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

Preview Lab → · Contrast checker → · Palette generator →

#4B99E4 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva