#646dab color: Twinkle Night
#646dab is rgb(100, 109, 171) in RGB and oklch(55.418% 0.09681 276.474) in OKLCH. Every other format, shade and contrast value is below.
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- Indigo
- Medium
- Soft
- Cool
- ≈ Steel blue
- slate-500
- Black 33%
Inside sRGB: displays the same on any screen.
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About #646dab
#646dab is a soft indigo color. In OKLCH it has 55.4% lightness, 0.097 chroma and a hue of 276°.
Inside sRGB: displays the same on any screen.
White text on it reaches 4.86:1 contrast and black text 4.32:1, so white text reads better.
The closest named color is Twinkle Night (#636ca8). In Tailwind CSS the closest color is slate-500.
Lighter: #646dab mixed with white
Darker: #646dab mixed with black
Calmer: #646dab with less saturation
Similar named colors
Colors that go with #646dab
Questions about #646dab
What color is #646dab?
#646dab is soft indigo. The closest named color is Twinkle Night. In RGB it is rgb(100, 109, 171), in HSL hsl(232.39, 29.71%, 53.14%) and in OKLCH oklch(55.418% 0.09681 276.474).
What colors go well with #646dab?
The complementary color of #646dab is #837226. For a calmer combination use the analogous colors #3f78a8 and #81639f. The triadic partners are #a35d49 and #3c845b.
Is white or black text more readable on #646dab?
White text reads better on #646dab: white gives a contrast ratio of 4.86:1 and black gives 4.32:1. WCAG AA asks for at least 4.5:1 for body text.
Is #646dab a warm or cool color?
#646dab is a cool color. In OKLCH its hue is 276 degrees, its lightness 55.4% and its chroma 0.097.