#1b2159 color: Fibonacci Blue
#1b2159 is rgb(27, 33, 89) in RGB and oklch(28.031% 0.09989 273.444) in OKLCH. Every other format, shade and contrast value is below.
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- Indigo
- Very dark
- Soft
- Cool
- ≈ Midnight blue
- blue-950
- Black 65%
Inside sRGB: displays the same on any screen.
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About #1b2159
#1b2159 is a soft very dark indigo color. In OKLCH it has 28% lightness, 0.1 chroma and a hue of 273°.
Inside sRGB: displays the same on any screen.
White text on it reaches 14.91:1 contrast and black text 1.41:1, so white text reads better.
The closest named color is Fibonacci Blue (#112358). In Tailwind CSS the closest color is blue-950.
Lighter: #1b2159 mixed with white
Darker: #1b2159 mixed with black
Calmer: #1b2159 with less saturation
Similar named colors
Colors that go with #1b2159
Questions about #1b2159
What color is #1b2159?
#1b2159 is soft very dark indigo. The closest named color is Fibonacci Blue. In RGB it is rgb(27, 33, 89), in HSL hsl(234.19, 53.45%, 22.75%) and in OKLCH oklch(28.031% 0.09989 273.444).
What colors go well with #1b2159?
The complementary color of #1b2159 is #362700. For a calmer combination use the analogous colors #002b55 and #341850. The triadic partners are #4f0c01 and #00360e.
Is white or black text more readable on #1b2159?
White text reads better on #1b2159: white gives a contrast ratio of 14.91:1 and black gives 1.41:1. WCAG AA asks for at least 4.5:1 for body text.
Is #1b2159 a warm or cool color?
#1b2159 is a cool color. In OKLCH its hue is 273 degrees, its lightness 28% and its chroma 0.1.