#4B99E0#4B99E0

#4B99E0 is a light, vivid cyan. Relative luminance 0.297; OKLCH L 66.5% C 0.131 H 248.5°. Best body text is #000000 at 6.93:1 contrast (WCAG AA passes).

Color values

HEX#4B99E0
RGBrgb(75, 153, 224)
HSLhsl(209, 71%, 59%)
HSVhsv(209, 67%, 88%)
CMYKcmyk(66.5%, 31.7%, 0%, 12.2%)
CIE-LABlab(61.36, -1.77, -43.07)
CIE-LCHlch(61.36, 43.11, 267.65°)
OKLaboklab(66.52% -0.048 -0.1219)
OKLCHoklch(66.52% 0.131 248.5)
XYZxyz(27.7424, 29.6573, 74.7689)
Luminance0.2966 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#4B99E0 #E0924B
analogous
#4BE0DD #4B99E0 #4B4EE0
triadic
#4B99E0 #E04B99 #99E04B
tetradic
#4B99E0 #DD4BE0 #E0924B #4EE04B
square
#4B99E0 #DD4BE0 #E0924B #4EE04B
split-complementary
#4B99E0 #E04B4E #E0DD4B
monochromatic
#1A5B97 #237BCB #4B99E0 #7FB7E9 #B3D4F2

Accessibility & contrast

On white

3.03
#4B99E0 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

6.93
#4B99E0 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4B99E0
6.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##4B99E0#FFFFFF#000000##000000
##4B99E01.003.036.936.93
#FFFFFF3.031.0021.0021.00
#0000006.9321.001.001.00
##0000006.9321.001.001.00

Color blindness preview

Protanopia (red-blind)
#7A9CE3
Deuteranopia (green-blind)
#658EDF
Tritanopia (blue-blind)
#00AAB2
Achromatopsia (no color)
#949494

Design tokens & code

CSS
--color: #4b99e0;
/* rgb */ color: rgb(75, 153, 224);
/* oklch */ color: oklch(66.5% 0.131 248.5);
Tailwind
colors: {
  custom: {
    50: '#8cb6ea',
    500: '#4b99e0',
    950: '#000000',
  },
}
SCSS
$custom: #4b99e0;
$custom-light: #8cb6ea;
$custom-dark: #000000;
JSON
{
  "hex": "#4b99e0",
  "rgb": {
    "r": 75,
    "g": 153,
    "b": 224
  },
  "hsl": {
    "h": 208.591,
    "s": 70.616,
    "l": 58.627
  },
  "oklch": {
    "l": 0.66524,
    "c": 0.13103,
    "h": 248.5
  },
  "luminance": 0.2966
}

Semantic roles & 50–950 ramp

primary
#4B99E0
secondary
#E1C2A6
accent
#903AED
background
#F9FBFE
surface
#F2F6FD
border
#CCD0D5
text
#0D1116
muted
#7E8084

Preview Lab

Preview with #4B99E0

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

Preview Lab → · Contrast checker → · Palette generator →

#4B99E0 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva