#21c4e4 color: Caribbean Blue
#21c4e4 is rgb(33, 196, 228) in RGB and oklch(75.734% 0.12922 215.777) in OKLCH. Every other format, shade and contrast value is below.
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- Cyan
- Light
- Vivid
- Cool
- ≈ Sky blue
- cyan-400
- Black 11%
Inside sRGB: displays the same on any screen.
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About #21c4e4
#21c4e4 is a bright light cyan color. In OKLCH it has 75.7% lightness, 0.129 chroma and a hue of 216°.
Inside sRGB: displays the same on any screen.
White text on it reaches 2.08:1 contrast and black text 10.08:1, so black text reads better.
The closest named color is Caribbean Blue (#1ac1dd). In Tailwind CSS the closest color is cyan-400.
Lighter: #21c4e4 mixed with white
Darker: #21c4e4 mixed with black
Calmer: #21c4e4 with less saturation
Similar named colors
Colors that go with #21c4e4
Questions about #21c4e4
What color is #21c4e4?
#21c4e4 is bright light cyan. The closest named color is Caribbean Blue. In RGB it is rgb(33, 196, 228), in HSL hsl(189.85, 78.31%, 51.18%) and in OKLCH oklch(75.734% 0.12922 215.777).
What colors go well with #21c4e4?
The complementary color of #21c4e4 is #f69176. For a calmer combination use the analogous colors #1ccabc and #64b8fd. The triadic partners are #e390d0 and #c9af43.
Is white or black text more readable on #21c4e4?
Black text reads better on #21c4e4: white gives a contrast ratio of 2.08:1 and black gives 10.08:1. WCAG AA asks for at least 4.5:1 for body text.
Is #21c4e4 a warm or cool color?
#21c4e4 is a cool color. In OKLCH its hue is 216 degrees, its lightness 75.7% and its chroma 0.129.