#428fab color: Boston Blue
#428fab is rgb(66, 143, 171) in RGB and oklch(61.303% 0.08634 224.803) in OKLCH. Every other format, shade and contrast value is below.
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- Sky blue
- Medium
- Vivid
- Cool
- ≈ Steel blue
- cyan-600
- Black 33%
Inside sRGB: displays the same on any screen.
Shades
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Harmonies
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About #428fab
#428fab is a bright sky blue color. In OKLCH it has 61.3% lightness, 0.086 chroma and a hue of 225°.
Inside sRGB: displays the same on any screen.
White text on it reaches 3.65:1 contrast and black text 5.75:1, so white text reads better.
The closest named color is Boston Blue (#438eac). In Tailwind CSS the closest color is cyan-600.
Lighter: #428fab mixed with white
Darker: #428fab mixed with black
Calmer: #428fab with less saturation
Similar named colors
Colors that go with #428fab
Questions about #428fab
What color is #428fab?
#428fab is bright sky blue. The closest named color is Boston Blue. In RGB it is rgb(66, 143, 171), in HSL hsl(196, 44.3%, 46.47%) and in OKLCH oklch(61.303% 0.08634 224.803).
What colors go well with #428fab?
The complementary color of #428fab is #b07358. For a calmer combination use the analogous colors #379494 and #6086b7. The triadic partners are #a96f90 and #8c8746.
Is white or black text more readable on #428fab?
White text reads better on #428fab: white gives a contrast ratio of 3.65:1 and black gives 5.75:1. WCAG AA asks for at least 4.5:1 for body text.
Is #428fab a warm or cool color?
#428fab is a cool color. In OKLCH its hue is 225 degrees, its lightness 61.3% and its chroma 0.086.