#28579d color: Cyan Cobalt Blue
#28579d is rgb(40, 87, 157) in RGB and oklch(46.218% 0.12489 258.393) in OKLCH. Every other format, shade and contrast value is below.
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- Blue
- Dark
- Vivid
- Deep
- Cool
- ≈ Sapphire
- sky-800
- Black 38%
Inside sRGB: displays the same on any screen.
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About #28579d
#28579d is a deep dark blue color. In OKLCH it has 46.2% lightness, 0.125 chroma and a hue of 258°.
Inside sRGB: displays the same on any screen.
White text on it reaches 7.14:1 contrast and black text 2.94:1, so white text reads better.
The closest named color is Cyan Cobalt Blue (#28589c). In Tailwind CSS the closest color is sky-800.
Lighter: #28579d mixed with white
Darker: #28579d mixed with black
Calmer: #28579d with less saturation
Similar named colors
Colors that go with #28579d
Questions about #28579d
What color is #28579d?
#28579d is deep dark blue. The closest named color is Cyan Cobalt Blue. In RGB it is rgb(40, 87, 157), in HSL hsl(215.9, 59.39%, 38.63%) and in OKLCH oklch(46.218% 0.12489 258.393).
What colors go well with #28579d?
The complementary color of #28579d is #7b4e00. For a calmer combination use the analogous colors #00638a and #574a99. The triadic partners are #91353d and #30681a.
Is white or black text more readable on #28579d?
White text reads better on #28579d: white gives a contrast ratio of 7.14:1 and black gives 2.94:1. WCAG AA asks for at least 4.5:1 for body text.
Is #28579d a warm or cool color?
#28579d is a cool color. In OKLCH its hue is 258 degrees, its lightness 46.2% and its chroma 0.125.