#647bb6 color: Ultramarine Blue
#647bb6 is rgb(100, 123, 182) in RGB and oklch(58.981% 0.09481 267.244) in OKLCH. Every other format, shade and contrast value is below.
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- Blue
- Medium
- Soft
- Cool
- ≈ Steel blue
- slate-500
- Black 29%
Inside sRGB: displays the same on any screen.
Shades
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Harmonies
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About #647bb6
#647bb6 is a soft blue color. In OKLCH it has 59% lightness, 0.095 chroma and a hue of 267°.
Inside sRGB: displays the same on any screen.
White text on it reaches 4.16:1 contrast and black text 5.05:1, so white text reads better.
The closest named color is Ultramarine Blue (#657abb). In Tailwind CSS the closest color is slate-500.
Lighter: #647bb6 mixed with white
Darker: #647bb6 mixed with black
Calmer: #647bb6 with less saturation
Similar named colors
Colors that go with #647bb6
Questions about #647bb6
What color is #647bb6?
#647bb6 is soft blue. The closest named color is Ultramarine Blue. In RGB it is rgb(100, 123, 182), in HSL hsl(223.17, 35.96%, 55.29%) and in OKLCH oklch(58.981% 0.09481 267.244).
What colors go well with #647bb6?
The complementary color of #647bb6 is #957933. For a calmer combination use the analogous colors #3f85af and #8371af. The triadic partners are #af665e and #558d5c.
Is white or black text more readable on #647bb6?
White text reads better on #647bb6: white gives a contrast ratio of 4.16:1 and black gives 5.05:1. WCAG AA asks for at least 4.5:1 for body text.
Is #647bb6 a warm or cool color?
#647bb6 is a cool color. In OKLCH its hue is 267 degrees, its lightness 59% and its chroma 0.095.