#4B90D9#4B90D9

#4B90D9 is a light, vivid cyan. Relative luminance 0.265; OKLCH L 64.1% C 0.131 H 251.7°. Best body text is #000000 at 6.29:1 contrast (WCAG AA passes).

Color values

HEX#4B90D9
RGBrgb(75, 144, 217)
HSLhsl(211, 65%, 57%)
HSVhsv(211, 65%, 85%)
CMYKcmyk(65.4%, 33.6%, 0%, 14.9%)
CIE-LABlab(58.46, 1.08, -43.74)
CIE-LCHlch(58.46, 43.75, 271.42°)
OKLaboklab(64.14% -0.041 -0.1239)
OKLCHoklch(64.14% 0.131 251.7)
XYZxyz(25.3947, 26.4496, 69.3991)
Luminance0.2645 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#4B90D9 #D9944B
analogous
#4BD7D9 #4B90D9 #4D4BD9
triadic
#4B90D9 #D94B90 #90D94B
tetradic
#4B90D9 #D94BD7 #D9944B #4BD94D
square
#4B90D9 #D94BD7 #D9944B #4BD94D
split-complementary
#4B90D9 #D94D4B #D7D94B
monochromatic
#1E538C #2871BF #4B90D9 #7EAFE4 #B0CEEE

Accessibility & contrast

On white

3.34
#4B90D9 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

6.29
#4B90D9 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4B90D9
6.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##4B90D9#FFFFFF#000000##000000
##4B90D91.003.346.296.29
#FFFFFF3.341.0021.0021.00
#0000006.2921.001.001.00
##0000006.2921.001.001.00

Color blindness preview

Protanopia (red-blind)
#7094DC
Deuteranopia (green-blind)
#5C86D8
Tritanopia (blue-blind)
#00A1AA
Achromatopsia (no color)
#8D8D8D

Design tokens & code

CSS
--color: #4b90d9;
/* rgb */ color: rgb(75, 144, 217);
/* oklch */ color: oklch(64.1% 0.131 251.7);
Tailwind
colors: {
  custom: {
    50: '#8bb0e5',
    500: '#4b90d9',
    950: '#000000',
  },
}
SCSS
$custom: #4b90d9;
$custom-light: #8bb0e5;
$custom-dark: #000000;
JSON
{
  "hex": "#4b90d9",
  "rgb": {
    "r": 75,
    "g": 144,
    "b": 217
  },
  "hsl": {
    "h": 210.845,
    "s": 65.138,
    "l": 57.255
  },
  "oklch": {
    "l": 0.6414,
    "c": 0.13054,
    "h": 251.7
  },
  "luminance": 0.26452
}

Semantic roles & 50–950 ramp

primary
#4B90D9
secondary
#DDC1A3
accent
#9640E8
background
#F9FAFE
surface
#F1F4FC
border
#CBCED5
text
#0D1016
muted
#7E7F84

Preview Lab

Preview with #4B90D9

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

Preview Lab → · Contrast checker → · Palette generator →

#4B90D9 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva