#17538b color: Frank Blue
#17538b is rgb(23, 83, 139) in RGB and oklch(43.507% 0.11008 250.903) 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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Harmonies
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About #17538b
#17538b 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: #17538b mixed with white
Darker: #17538b mixed with black
Calmer: #17538b with less saturation
Similar named colors
Colors that go with #17538b
Questions about #17538b
What color is #17538b?
#17538b is deep dark blue. The closest named color is Frank Blue. In RGB it is rgb(23, 83, 139), in HSL hsl(208.97, 71.6%, 31.76%) and in OKLCH oklch(43.507% 0.11008 250.903).
What colors go well with #17538b?
The complementary color of #17538b is #764400. For a calmer combination use the analogous colors #005c78 and #48478c. The triadic partners are #823342 and #3b5d0e.
Is white or black text more readable on #17538b?
White text reads better on #17538b: 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 #17538b a warm or cool color?
#17538b is a cool color. In OKLCH its hue is 251 degrees, its lightness 43.5% and its chroma 0.11.