#647bbe color: Ultramarine Blue
#647bbe is rgb(100, 123, 190) in RGB and oklch(59.399% 0.10634 268.655) in OKLCH. Every other format, shade and contrast value is below.
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- Blue
- Medium
- Soft
- Cool
- ≈ Steel blue
- slate-500
- Black 25%
Inside sRGB: displays the same on any screen.
Shades
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Harmonies
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About #647bbe
#647bbe is a soft blue color. In OKLCH it has 59.4% lightness, 0.106 chroma and a hue of 269°.
Inside sRGB: displays the same on any screen.
White text on it reaches 4.1:1 contrast and black text 5.12:1, so white text reads better.
The closest named color is Ultramarine Blue (#657abb). In Tailwind CSS the closest color is slate-500.
Lighter: #647bbe mixed with white
Darker: #647bbe mixed with black
Calmer: #647bbe with less saturation
Similar named colors
Colors that go with #647bbe
Questions about #647bbe
What color is #647bbe?
#647bbe is soft blue. The closest named color is Ultramarine Blue. In RGB it is rgb(100, 123, 190), in HSL hsl(224.67, 40.91%, 56.86%) and in OKLCH oklch(59.399% 0.10634 268.655).
What colors go well with #647bbe?
The complementary color of #647bbe is #987a26. For a calmer combination use the analogous colors #3687b6 and #876fb5. The triadic partners are #b56459 and #4d905a.
Is white or black text more readable on #647bbe?
White text reads better on #647bbe: white gives a contrast ratio of 4.1:1 and black gives 5.12:1. WCAG AA asks for at least 4.5:1 for body text.
Is #647bbe a warm or cool color?
#647bbe is a cool color. In OKLCH its hue is 269 degrees, its lightness 59.4% and its chroma 0.106.