#37a3fa color: Rockman Blue
#37a3fa is rgb(55, 163, 250) in RGB and oklch(69.553% 0.15982 247.426) in OKLCH. Every other format, shade and contrast value is below.
Read as HEX
- Ctrl Vpaste a color anywhere
- Spacerandom color
- Ccopy HEX
- Blue
- Medium
- Vivid
- Cool
- ≈ Azure
- blue-400
- 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 #37a3fa
#37a3fa is a bright blue color. In OKLCH it has 69.6% lightness, 0.16 chroma and a hue of 247°.
Inside sRGB: displays the same on any screen.
White text on it reaches 2.7:1 contrast and black text 7.78:1, so black text reads better.
The closest named color is Rockman Blue (#31a2f2). In Tailwind CSS the closest color is blue-400.
Lighter: #37a3fa mixed with white
Darker: #37a3fa mixed with black
Calmer: #37a3fa with less saturation
Similar named colors
Colors that go with #37a3fa
Questions about #37a3fa
What color is #37a3fa?
#37a3fa is bright blue. The closest named color is Rockman Blue. In RGB it is rgb(55, 163, 250), in HSL hsl(206.77, 95.12%, 59.8%) and in OKLCH oklch(69.553% 0.15982 247.426).
What colors go well with #37a3fa?
The complementary color of #37a3fa is #dd8600. For a calmer combination use the analogous colors #00b1d8 and #8690fe. The triadic partners are #ed6d8b and #81ae30.
Is white or black text more readable on #37a3fa?
Black text reads better on #37a3fa: white gives a contrast ratio of 2.7:1 and black gives 7.78:1. WCAG AA asks for at least 4.5:1 for body text.
Is #37a3fa a warm or cool color?
#37a3fa is a cool color. In OKLCH its hue is 247 degrees, its lightness 69.6% and its chroma 0.16.