#288bd9 color: Blue Cola
#288bd9 is rgb(40, 139, 217) in RGB and oklch(61.931% 0.14711 247.483) in OKLCH. Every other format, shade and contrast value is below.
Read as HEX
- Ctrl Vpaste a color anywhere
- Spacerandom color
- Ccopy HEX
- Blue
- Medium
- Vivid
- Cool
- ≈ Steel blue
- sky-600
- Black 15%
Inside sRGB: displays the same on any screen.
Shades
From lightest to darkest. Click a shade to use it.
Harmonies
Open as paletteRecent
Colors you stop on or copy appear here. They stay on this device.
About #288bd9
#288bd9 is a bright blue color. In OKLCH it has 61.9% lightness, 0.147 chroma and a hue of 247°.
Inside sRGB: displays the same on any screen.
White text on it reaches 3.63:1 contrast and black text 5.79:1, so white text reads better.
The closest named color is Blue Cola (#0088dc). In Tailwind CSS the closest color is sky-600.
Lighter: #288bd9 mixed with white
Darker: #288bd9 mixed with black
Calmer: #288bd9 with less saturation
Similar named colors
Colors that go with #288bd9
Questions about #288bd9
What color is #288bd9?
#288bd9 is bright blue. The closest named color is Blue Cola. In RGB it is rgb(40, 139, 217), in HSL hsl(206.44, 69.96%, 50.39%) and in OKLCH oklch(61.931% 0.14711 247.483).
What colors go well with #288bd9?
The complementary color of #288bd9 is #bf7100. For a calmer combination use the analogous colors #0098ba and #727add. The triadic partners are #cd5a76 and #6d9521.
Is white or black text more readable on #288bd9?
White text reads better on #288bd9: white gives a contrast ratio of 3.63:1 and black gives 5.79:1. WCAG AA asks for at least 4.5:1 for body text.
Is #288bd9 a warm or cool color?
#288bd9 is a cool color. In OKLCH its hue is 247 degrees, its lightness 61.9% and its chroma 0.147.