#0a183e color: Maastricht Blue
#0a183e is rgb(10, 24, 62) in RGB and oklch(22.372% 0.07543 265.41) in OKLCH. Every other format, shade and contrast value is below.
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- Blue
- Very dark
- Soft
- Cool
- ≈ Midnight blue
- slate-900
- Black 76%
Inside sRGB: displays the same on any screen.
Shades
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About #0a183e
#0a183e is a soft very dark blue color. In OKLCH it has 22.4% lightness, 0.075 chroma and a hue of 265°.
Inside sRGB: displays the same on any screen.
White text on it reaches 17.31:1 contrast and black text 1.21:1, so white text reads better.
The closest named color is Maastricht Blue (#001c3d). In Tailwind CSS the closest color is slate-900.
Lighter: #0a183e mixed with white
Darker: #0a183e mixed with black
Calmer: #0a183e with less saturation
Similar named colors
Colors that go with #0a183e
Questions about #0a183e
What color is #0a183e?
#0a183e is soft very dark blue. The closest named color is Maastricht Blue. In RGB it is rgb(10, 24, 62), in HSL hsl(223.85, 72.22%, 14.12%) and in OKLCH oklch(22.372% 0.07543 265.41).
What colors go well with #0a183e?
The complementary color of #0a183e is #291800. For a calmer combination use the analogous colors #001f38 and #1f113a. The triadic partners are #370707 and #002402.
Is white or black text more readable on #0a183e?
White text reads better on #0a183e: white gives a contrast ratio of 17.31:1 and black gives 1.21:1. WCAG AA asks for at least 4.5:1 for body text.
Is #0a183e a warm or cool color?
#0a183e is a cool color. In OKLCH its hue is 265 degrees, its lightness 22.4% and its chroma 0.075.