#40a3ef color: Rockman Blue
#40a3ef is rgb(64, 163, 239) in RGB and oklch(69.194% 0.14433 245.476) in OKLCH. Every other format, shade and contrast value is below.
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- Sky blue
- Medium
- Vivid
- Cool
- ≈ Azure
- sky-500
- Black 6%
Inside sRGB: displays the same on any screen.
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About #40a3ef
#40a3ef is a bright sky blue color. In OKLCH it has 69.2% lightness, 0.144 chroma and a hue of 245°.
Inside sRGB: displays the same on any screen.
White text on it reaches 2.73:1 contrast and black text 7.7:1, so black text reads better.
The closest named color is Rockman Blue (#31a2f2). In Tailwind CSS the closest color is sky-500.
Lighter: #40a3ef mixed with white
Darker: #40a3ef mixed with black
Calmer: #40a3ef with less saturation
Similar named colors
Colors that go with #40a3ef
Questions about #40a3ef
What color is #40a3ef?
#40a3ef is bright sky blue. The closest named color is Rockman Blue. In RGB it is rgb(64, 163, 239), in HSL hsl(206.06, 84.54%, 59.41%) and in OKLCH oklch(69.194% 0.14433 245.476).
What colors go well with #40a3ef?
The complementary color of #40a3ef is #d88722. For a calmer combination use the analogous colors #00b1d3 and #8492f4. The triadic partners are #e4728f and #87ab3c.
Is white or black text more readable on #40a3ef?
Black text reads better on #40a3ef: white gives a contrast ratio of 2.73:1 and black gives 7.7:1. WCAG AA asks for at least 4.5:1 for body text.
Is #40a3ef a warm or cool color?
#40a3ef is a cool color. In OKLCH its hue is 245 degrees, its lightness 69.2% and its chroma 0.144.