#17538f color: Nautical Blue
#17538f is rgb(23, 83, 143) in RGB and oklch(43.774% 0.11549 252.354) in OKLCH. Every other format, shade and contrast value is below.
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- Blue
- Dark
- Vivid
- Deep
- Cool
- ≈ Cobalt
- sky-800
- Black 44%
Inside sRGB: displays the same on any screen.
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About #17538f
#17538f is a deep dark blue color. In OKLCH it has 43.8% lightness, 0.115 chroma and a hue of 252°.
Inside sRGB: displays the same on any screen.
White text on it reaches 7.86:1 contrast and black text 2.67:1, so white text reads better.
The closest named color is Nautical Blue (#1a5091). In Tailwind CSS the closest color is sky-800.
Lighter: #17538f mixed with white
Darker: #17538f mixed with black
Calmer: #17538f with less saturation
Similar named colors
Colors that go with #17538f
Questions about #17538f
What color is #17538f?
#17538f is deep dark blue. The closest named color is Nautical Blue. In RGB it is rgb(23, 83, 143), in HSL hsl(210, 72.29%, 32.55%) and in OKLCH oklch(43.774% 0.11549 252.354).
What colors go well with #17538f?
The complementary color of #17538f is #774500. For a calmer combination use the analogous colors #005d7a and #4a478f. The triadic partners are #853140 and #385e0b.
Is white or black text more readable on #17538f?
White text reads better on #17538f: white gives a contrast ratio of 7.86:1 and black gives 2.67:1. WCAG AA asks for at least 4.5:1 for body text.
Is #17538f a warm or cool color?
#17538f is a cool color. In OKLCH its hue is 252 degrees, its lightness 43.8% and its chroma 0.115.