#21d3ed color: Thousand Sons Blue
#21d3ed is rgb(33, 211, 237) in RGB and oklch(79.661% 0.13372 210.915) in OKLCH. Every other format, shade and contrast value is below.
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- Cyan
- Light
- Vivid
- Cool
- ≈ Sky blue
- cyan-400
- Black 7%
Inside sRGB: displays the same on any screen.
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About #21d3ed
#21d3ed is a bright light cyan color. In OKLCH it has 79.7% lightness, 0.134 chroma and a hue of 211°.
Inside sRGB: displays the same on any screen.
White text on it reaches 1.81:1 contrast and black text 11.61:1, so black text reads better.
The closest named color is Thousand Sons Blue (#02d8e9). In Tailwind CSS the closest color is cyan-400.
Lighter: #21d3ed mixed with white
Darker: #21d3ed mixed with black
Calmer: #21d3ed with less saturation
Similar named colors
Colors that go with #21d3ed
Questions about #21d3ed
What color is #21d3ed?
#21d3ed is bright light cyan. The closest named color is Thousand Sons Blue. In RGB it is rgb(33, 211, 237), in HSL hsl(187.65, 85%, 52.94%) and in OKLCH oklch(79.661% 0.13372 210.915).
What colors go well with #21d3ed?
The complementary color of #21d3ed is #ff9a87. For a calmer combination use the analogous colors #33d8c1 and #64c7ff. The triadic partners are #ee9ce4 and #ddb94a.
Is white or black text more readable on #21d3ed?
Black text reads better on #21d3ed: white gives a contrast ratio of 1.81:1 and black gives 11.61:1. WCAG AA asks for at least 4.5:1 for body text.
Is #21d3ed a warm or cool color?
#21d3ed is a cool color. In OKLCH its hue is 211 degrees, its lightness 79.7% and its chroma 0.134.