#577bdd color: Bright blue
#577bdd is rgb(87, 123, 221) in RGB and oklch(60.427% 0.15429 266.642) 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
- ≈ Royal blue
- blue-500
- Black 13%
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 #577bdd
#577bdd is a bright blue color. In OKLCH it has 60.4% lightness, 0.154 chroma and a hue of 267°.
Inside sRGB: displays the same on any screen.
White text on it reaches 3.98:1 contrast and black text 5.28:1, so white text reads better.
The closest named color is Skies of Cyberspace (#4477dd). In Tailwind CSS the closest color is blue-500.
Lighter: #577bdd mixed with white
Darker: #577bdd mixed with black
Calmer: #577bdd with less saturation
Similar named colors
Colors that go with #577bdd
Questions about #577bdd
What color is #577bdd?
#577bdd is bright blue. The closest named color is Bright blue. In RGB it is rgb(87, 123, 221), in HSL hsl(223.88, 66.34%, 60.39%) and in OKLCH oklch(60.427% 0.15429 266.642).
What colors go well with #577bdd?
The complementary color of #577bdd is #a67900. For a calmer combination use the analogous colors #008cd1 and #8c6ad2. The triadic partners are #cd554d and #319945.
Is white or black text more readable on #577bdd?
White text reads better on #577bdd: white gives a contrast ratio of 3.98:1 and black gives 5.28:1. WCAG AA asks for at least 4.5:1 for body text.
Is #577bdd a warm or cool color?
#577bdd is a cool color. In OKLCH its hue is 267 degrees, its lightness 60.4% and its chroma 0.154.