#646bb1 color: Loch Ness
#646bb1 is rgb(100, 107, 177) in RGB and oklch(55.331% 0.10852 277.89) in OKLCH. Every other format, shade and contrast value is below.
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- Indigo
- Medium
- Soft
- Cool
- ≈ Steel blue
- slate-500
- Black 31%
Inside sRGB: displays the same on any screen.
Shades
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Harmonies
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About #646bb1
#646bb1 is a soft indigo color. In OKLCH it has 55.3% lightness, 0.109 chroma and a hue of 278°.
Inside sRGB: displays the same on any screen.
White text on it reaches 4.91:1 contrast and black text 4.28:1, so white text reads better.
The closest named color is Loch Ness (#5f6db0). In Tailwind CSS the closest color is slate-500.
Lighter: #646bb1 mixed with white
Darker: #646bb1 mixed with black
Calmer: #646bb1 with less saturation
Similar named colors
Colors that go with #646bb1
Questions about #646bb1
What color is #646bb1?
#646bb1 is soft indigo. The closest named color is Loch Ness. In RGB it is rgb(100, 107, 177), in HSL hsl(234.55, 33.05%, 54.31%) and in OKLCH oklch(55.331% 0.10852 277.89).
What colors go well with #646bb1?
The complementary color of #646bb1 is #847212. For a calmer combination use the analogous colors #3877af and #8460a3. The triadic partners are #a85a42 and #2d8559.
Is white or black text more readable on #646bb1?
White text reads better on #646bb1: white gives a contrast ratio of 4.91:1 and black gives 4.28:1. WCAG AA asks for at least 4.5:1 for body text.
Is #646bb1 a warm or cool color?
#646bb1 is a cool color. In OKLCH its hue is 278 degrees, its lightness 55.3% and its chroma 0.109.