#183d66 color: Blue Opal
#183d66 is rgb(24, 61, 102) in RGB and oklch(35.574% 0.08302 253.156) in OKLCH. Every other format, shade and contrast value is below.
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- Blue
- Dark
- Soft
- Cool
- ≈ Charcoal
- sky-900
- Black 60%
Inside sRGB: displays the same on any screen.
Shades
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About #183d66
#183d66 is a soft dark blue color. In OKLCH it has 35.6% lightness, 0.083 chroma and a hue of 253°.
Inside sRGB: displays the same on any screen.
White text on it reaches 11.06:1 contrast and black text 1.9:1, so white text reads better.
The closest named color is Blue Opal (#124168). In Tailwind CSS the closest color is sky-900.
Lighter: #183d66 mixed with white
Darker: #183d66 mixed with black
Calmer: #183d66 with less saturation
Similar named colors
Colors that go with #183d66
Questions about #183d66
What color is #183d66?
#183d66 is soft dark blue. The closest named color is Blue Opal. In RGB it is rgb(24, 61, 102), in HSL hsl(211.54, 61.9%, 24.71%) and in OKLCH oklch(35.574% 0.08302 253.156).
What colors go well with #183d66?
The complementary color of #183d66 is #563400. For a calmer combination use the analogous colors #00445b and #373566. The triadic partners are #60272f and #2a4512.
Is white or black text more readable on #183d66?
White text reads better on #183d66: white gives a contrast ratio of 11.06:1 and black gives 1.9:1. WCAG AA asks for at least 4.5:1 for body text.
Is #183d66 a warm or cool color?
#183d66 is a cool color. In OKLCH its hue is 253 degrees, its lightness 35.6% and its chroma 0.083.