#646ca6 color: Twinkle Night
#646ca6 is rgb(100, 108, 166) in RGB and oklch(54.942% 0.09073 276.984) in OKLCH. Every other format, shade and contrast value is below.
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- Indigo
- Medium
- Soft
- Cool
- ≈ Steel blue
- slate-500
- Black 35%
Inside sRGB: displays the same on any screen.
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About #646ca6
#646ca6 is a soft indigo color. In OKLCH it has 54.9% lightness, 0.091 chroma and a hue of 277°.
Inside sRGB: displays the same on any screen.
White text on it reaches 4.96:1 contrast and black text 4.24:1, so white text reads better.
The closest named color is Twinkle Night (#636ca8). In Tailwind CSS the closest color is slate-500.
Lighter: #646ca6 mixed with white
Darker: #646ca6 mixed with black
Calmer: #646ca6 with less saturation
Similar named colors
Colors that go with #646ca6
Questions about #646ca6
What color is #646ca6?
#646ca6 is soft indigo. The closest named color is Twinkle Night. In RGB it is rgb(100, 108, 166), in HSL hsl(232.73, 27.05%, 52.16%) and in OKLCH oklch(54.942% 0.09073 276.984).
What colors go well with #646ca6?
The complementary color of #646ca6 is #80712c. For a calmer combination use the analogous colors #4276a4 and #7f639b. The triadic partners are #9f5d4b and #3e815c.
Is white or black text more readable on #646ca6?
White text reads better on #646ca6: white gives a contrast ratio of 4.96:1 and black gives 4.24:1. WCAG AA asks for at least 4.5:1 for body text.
Is #646ca6 a warm or cool color?
#646ca6 is a cool color. In OKLCH its hue is 277 degrees, its lightness 54.9% and its chroma 0.091.