#66d4fa color: Heisenberg Blue
#66d4fa is rgb(102, 212, 250) in RGB and oklch(81.979% 0.11351 223.524) in OKLCH. Every other format, shade and contrast value is below.
Read as HEX
- Ctrl Vpaste a color anywhere
- Spacerandom color
- Ccopy HEX
- Sky blue
- Light
- Vivid
- Pastel
- Cool
- ≈ Baby blue
- sky-300
- Black 2%
Inside sRGB: displays the same on any screen.
Shades
From lightest to darkest. Click a shade to use it.
Harmonies
Open as paletteRecent
Colors you stop on or copy appear here. They stay on this device.
About #66d4fa
#66d4fa is a pastel light sky blue color. In OKLCH it has 82% lightness, 0.114 chroma and a hue of 224°.
Inside sRGB: displays the same on any screen.
White text on it reaches 1.7:1 contrast and black text 12.36:1, so black text reads better.
The closest named color is Heisenberg Blue (#70d4fb). In Tailwind CSS the closest color is sky-300.
Lighter: #66d4fa mixed with white
Darker: #66d4fa mixed with black
Calmer: #66d4fa with less saturation
Similar named colors
Colors that go with #66d4fa
Questions about #66d4fa
What color is #66d4fa?
#66d4fa is pastel light sky blue. The closest named color is Heisenberg Blue. In RGB it is rgb(102, 212, 250), in HSL hsl(195.41, 93.67%, 69.02%) and in OKLCH oklch(81.979% 0.11351 223.524).
What colors go well with #66d4fa?
The complementary color of #66d4fa is #ffac87. For a calmer combination use the analogous colors #59dbd9 and #8fc8ff. The triadic partners are #f8a6d7 and #d1c86d.
Is white or black text more readable on #66d4fa?
Black text reads better on #66d4fa: white gives a contrast ratio of 1.7:1 and black gives 12.36:1. WCAG AA asks for at least 4.5:1 for body text.
Is #66d4fa a warm or cool color?
#66d4fa is a cool color. In OKLCH its hue is 224 degrees, its lightness 82% and its chroma 0.114.