#18538b color: Frank Blue
#18538b is rgb(24, 83, 139) in RGB and oklch(43.533% 0.1098 251.129) in OKLCH. Every other format, shade and contrast value is below.
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- Blue
- Dark
- Vivid
- Deep
- Cool
- ≈ Cobalt
- sky-800
- Black 45%
Inside sRGB: displays the same on any screen.
Shades
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About #18538b
#18538b is a deep dark blue color. In OKLCH it has 43.5% lightness, 0.11 chroma and a hue of 251°.
Inside sRGB: displays the same on any screen.
White text on it reaches 7.93:1 contrast and black text 2.65:1, so white text reads better.
The closest named color is Frank Blue (#225288). In Tailwind CSS the closest color is sky-800.
Lighter: #18538b mixed with white
Darker: #18538b mixed with black
Calmer: #18538b with less saturation
Similar named colors
Colors that go with #18538b
Questions about #18538b
What color is #18538b?
#18538b is deep dark blue. The closest named color is Frank Blue. In RGB it is rgb(24, 83, 139), in HSL hsl(209.22, 70.55%, 31.96%) and in OKLCH oklch(43.533% 0.1098 251.129).
What colors go well with #18538b?
The complementary color of #18538b is #764400. For a calmer combination use the analogous colors #005c78 and #48478c. The triadic partners are #823342 and #3b5d0f.
Is white or black text more readable on #18538b?
White text reads better on #18538b: white gives a contrast ratio of 7.93:1 and black gives 2.65:1. WCAG AA asks for at least 4.5:1 for body text.
Is #18538b a warm or cool color?
#18538b is a cool color. In OKLCH its hue is 251 degrees, its lightness 43.5% and its chroma 0.11.