#0399cb color: Tomb Blue
#0399cb is rgb(3, 153, 203) in RGB and oklch(64.023% 0.12801 230.637) in OKLCH. Every other format, shade and contrast value is below.
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- Sky blue
- Medium
- Vivid
- Cool
- ≈ Steel blue
- cyan-600
- Black 20%
Inside sRGB: displays the same on any screen.
Shades
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Harmonies
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About #0399cb
#0399cb is a bright sky blue color. In OKLCH it has 64% lightness, 0.128 chroma and a hue of 231°.
Inside sRGB: displays the same on any screen.
White text on it reaches 3.27:1 contrast and black text 6.42:1, so black text reads better.
The closest named color is Tomb Blue (#0099cc). In Tailwind CSS the closest color is cyan-600.
Lighter: #0399cb mixed with white
Darker: #0399cb mixed with black
Calmer: #0399cb with less saturation
Similar named colors
Colors that go with #0399cb
Questions about #0399cb
What color is #0399cb?
#0399cb is bright sky blue. The closest named color is Tomb Blue. In RGB it is rgb(3, 153, 203), in HSL hsl(195, 97.09%, 40.39%) and in OKLCH oklch(64.023% 0.12801 230.637).
What colors go well with #0399cb?
The complementary color of #0399cb is #c9733d. For a calmer combination use the analogous colors #00a2ac and #5e8bd9. The triadic partners are #c56996 and #919323.
Is white or black text more readable on #0399cb?
Black text reads better on #0399cb: white gives a contrast ratio of 3.27:1 and black gives 6.42:1. WCAG AA asks for at least 4.5:1 for body text.
Is #0399cb a warm or cool color?
#0399cb is a cool color. In OKLCH its hue is 231 degrees, its lightness 64% and its chroma 0.128.