#21bbf0 color: Blue Bikini
#21bbf0 is rgb(33, 187, 240) in RGB and oklch(74.135% 0.13906 228.334) in OKLCH. Every other format, shade and contrast value is below.
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- Sky blue
- Light
- Vivid
- Cool
- ≈ Sky blue
- sky-400
- Black 6%
Inside sRGB: displays the same on any screen.
Shades
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Harmonies
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About #21bbf0
#21bbf0 is a bright light sky blue color. In OKLCH it has 74.1% lightness, 0.139 chroma and a hue of 228°.
Inside sRGB: displays the same on any screen.
White text on it reaches 2.23:1 contrast and black text 9.43:1, so black text reads better.
The closest named color is Blue Bikini (#00bbee). In Tailwind CSS the closest color is sky-400.
Lighter: #21bbf0 mixed with white
Darker: #21bbf0 mixed with black
Calmer: #21bbf0 with less saturation
Similar named colors
Colors that go with #21bbf0
Questions about #21bbf0
What color is #21bbf0?
#21bbf0 is bright light sky blue. The closest named color is Blue Bikini. In RGB it is rgb(33, 187, 240), in HSL hsl(195.36, 87.34%, 53.53%) and in OKLCH oklch(74.135% 0.13906 228.334).
What colors go well with #21bbf0?
The complementary color of #21bbf0 is #f18e58. For a calmer combination use the analogous colors #00c5cb and #73acff. The triadic partners are #eb85ba and #b4b139.
Is white or black text more readable on #21bbf0?
Black text reads better on #21bbf0: white gives a contrast ratio of 2.23:1 and black gives 9.43:1. WCAG AA asks for at least 4.5:1 for body text.
Is #21bbf0 a warm or cool color?
#21bbf0 is a cool color. In OKLCH its hue is 228 degrees, its lightness 74.1% and its chroma 0.139.