#21b5da color: Ocean Sigh
#21b5da is rgb(33, 181, 218) in RGB and oklch(71.728% 0.12512 220.472) in OKLCH. Every other format, shade and contrast value is below.
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- Sky blue
- Light
- Vivid
- Cool
- ≈ Sky blue
- cyan-500
- Black 15%
Inside sRGB: displays the same on any screen.
Shades
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Harmonies
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About #21b5da
#21b5da is a bright light sky blue color. In OKLCH it has 71.7% lightness, 0.125 chroma and a hue of 220°.
Inside sRGB: displays the same on any screen.
White text on it reaches 2.42:1 contrast and black text 8.69:1, so black text reads better.
The closest named color is Ocean Sigh (#34b5d5). In Tailwind CSS the closest color is cyan-500.
Lighter: #21b5da mixed with white
Darker: #21b5da mixed with black
Calmer: #21b5da with less saturation
Similar named colors
Colors that go with #21b5da
Questions about #21b5da
What color is #21b5da?
#21b5da is bright light sky blue. The closest named color is Ocean Sigh. In RGB it is rgb(33, 181, 218), in HSL hsl(192, 73.71%, 49.22%) and in OKLCH oklch(71.728% 0.12512 220.472).
What colors go well with #21b5da?
The complementary color of #21b5da is #e58765. For a calmer combination use the analogous colors #00bcb6 and #64a8ef. The triadic partners are #d883bc and #b6a53c.
Is white or black text more readable on #21b5da?
Black text reads better on #21b5da: white gives a contrast ratio of 2.42:1 and black gives 8.69:1. WCAG AA asks for at least 4.5:1 for body text.
Is #21b5da a warm or cool color?
#21b5da is a cool color. In OKLCH its hue is 220 degrees, its lightness 71.7% and its chroma 0.125.