#428ea8 color: Boston Blue
#428ea8 is rgb(66, 142, 168) in RGB and oklch(60.931% 0.08426 223.299) 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
- cyan-600
- Black 34%
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 #428ea8
#428ea8 is a bright sky blue color. In OKLCH it has 60.9% lightness, 0.084 chroma and a hue of 223°.
Inside sRGB: displays the same on any screen.
White text on it reaches 3.71:1 contrast and black text 5.67:1, so white text reads better.
The closest named color is Boston Blue (#438eac). In Tailwind CSS the closest color is cyan-600.
Lighter: #428ea8 mixed with white
Darker: #428ea8 mixed with black
Calmer: #428ea8 with less saturation
Similar named colors
Colors that go with #428ea8
Questions about #428ea8
What color is #428ea8?
#428ea8 is bright sky blue. The closest named color is Boston Blue. In RGB it is rgb(66, 142, 168), in HSL hsl(195.29, 43.59%, 45.88%) and in OKLCH oklch(60.931% 0.08426 223.299).
What colors go well with #428ea8?
The complementary color of #428ea8 is #ae7259. For a calmer combination use the analogous colors #399391 and #5e86b5. The triadic partners are #a76e90 and #8c8547.
Is white or black text more readable on #428ea8?
White text reads better on #428ea8: white gives a contrast ratio of 3.71:1 and black gives 5.67:1. WCAG AA asks for at least 4.5:1 for body text.
Is #428ea8 a warm or cool color?
#428ea8 is a cool color. In OKLCH its hue is 223 degrees, its lightness 60.9% and its chroma 0.084.