#155a99 color: Suddenly Sapphire
#155a99 is rgb(21, 90, 153) in RGB and oklch(46.086% 0.12151 251.062) in OKLCH. Every other format, shade and contrast value is below.
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- Blue
- Dark
- Vivid
- Deep
- Cool
- ≈ Denim
- sky-800
- Black 40%
Inside sRGB: displays the same on any screen.
Shades
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Harmonies
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About #155a99
#155a99 is a deep dark blue color. In OKLCH it has 46.1% lightness, 0.122 chroma and a hue of 251°.
Inside sRGB: displays the same on any screen.
White text on it reaches 7.11:1 contrast and black text 2.95:1, so white text reads better.
The closest named color is Suddenly Sapphire (#1a5897). In Tailwind CSS the closest color is sky-800.
Lighter: #155a99 mixed with white
Darker: #155a99 mixed with black
Calmer: #155a99 with less saturation
Similar named colors
Colors that go with #155a99
Questions about #155a99
What color is #155a99?
#155a99 is deep dark blue. The closest named color is Suddenly Sapphire. In RGB it is rgb(21, 90, 153), in HSL hsl(208.64, 75.86%, 34.12%) and in OKLCH oklch(46.086% 0.12151 251.062).
What colors go well with #155a99?
The complementary color of #155a99 is #804a00. For a calmer combination use the analogous colors #006481 and #4e4d9a. The triadic partners are #8f3547 and #3f6509.
Is white or black text more readable on #155a99?
White text reads better on #155a99: white gives a contrast ratio of 7.11:1 and black gives 2.95:1. WCAG AA asks for at least 4.5:1 for body text.
Is #155a99 a warm or cool color?
#155a99 is a cool color. In OKLCH its hue is 251 degrees, its lightness 46.1% and its chroma 0.122.