#57a5eb color: Cerulean
#57a5eb is rgb(87, 165, 235) in RGB and oklch(70.225% 0.12893 247.807) in OKLCH. Every other format, shade and contrast value is below.
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- Blue
- Light
- Vivid
- Cool
- ≈ Steel blue
- blue-400
- Black 8%
Inside sRGB: displays the same on any screen.
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About #57a5eb
#57a5eb is a bright light blue color. In OKLCH it has 70.2% lightness, 0.129 chroma and a hue of 248°.
Inside sRGB: displays the same on any screen.
White text on it reaches 2.63:1 contrast and black text 7.99:1, so black text reads better.
The closest named color is Cerulean (#55aaee). In Tailwind CSS the closest color is blue-400.
Lighter: #57a5eb mixed with white
Darker: #57a5eb mixed with black
Calmer: #57a5eb with less saturation
Similar named colors
Colors that go with #57a5eb
Questions about #57a5eb
What color is #57a5eb?
#57a5eb is bright light blue. The closest named color is Cerulean. In RGB it is rgb(87, 165, 235), in HSL hsl(208.38, 78.72%, 63.14%) and in OKLCH oklch(70.225% 0.12893 247.807).
What colors go well with #57a5eb?
The complementary color of #57a5eb is #d38e3a. For a calmer combination use the analogous colors #00b1d4 and #8c96ee. The triadic partners are #e27b90 and #88ae51.
Is white or black text more readable on #57a5eb?
Black text reads better on #57a5eb: white gives a contrast ratio of 2.63:1 and black gives 7.99:1. WCAG AA asks for at least 4.5:1 for body text.
Is #57a5eb a warm or cool color?
#57a5eb is a cool color. In OKLCH its hue is 248 degrees, its lightness 70.2% and its chroma 0.129.