#40a4e9 color: Perfect Days
#40a4e9 is rgb(64, 164, 233) in RGB and oklch(69.108% 0.13683 242.783) 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
- Medium
- Vivid
- Cool
- ≈ Steel blue
- sky-500
- Black 9%
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 #40a4e9
#40a4e9 is a bright sky blue color. In OKLCH it has 69.1% lightness, 0.137 chroma and a hue of 243°.
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 Perfect Days (#49a0e7). In Tailwind CSS the closest color is sky-500.
Lighter: #40a4e9 mixed with white
Darker: #40a4e9 mixed with black
Calmer: #40a4e9 with less saturation
Similar named colors
Colors that go with #40a4e9
Questions about #40a4e9
What color is #40a4e9?
#40a4e9 is bright sky blue. The closest named color is Perfect Days. In RGB it is rgb(64, 164, 233), in HSL hsl(204.5, 79.34%, 58.24%) and in OKLCH oklch(69.108% 0.13683 242.783).
What colors go well with #40a4e9?
The complementary color of #40a4e9 is #d68632. For a calmer combination use the analogous colors #00b0ce and #8094f0. The triadic partners are #e07494 and #8ca93e.
Is white or black text more readable on #40a4e9?
Black text reads better on #40a4e9: 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 #40a4e9 a warm or cool color?
#40a4e9 is a cool color. In OKLCH its hue is 243 degrees, its lightness 69.1% and its chroma 0.137.