#666ea9 color: Twinkle Night
#666ea9 is rgb(102, 110, 169) in RGB and oklch(55.674% 0.09196 277.081) in OKLCH. Every other format, shade and contrast value is below.
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- Indigo
- Medium
- Soft
- Cool
- ≈ Steel blue
- slate-500
- Black 34%
Inside sRGB: displays the same on any screen.
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About #666ea9
#666ea9 is a soft indigo color. In OKLCH it has 55.7% lightness, 0.092 chroma and a hue of 277°.
Inside sRGB: displays the same on any screen.
White text on it reaches 4.81:1 contrast and black text 4.37:1, so white text reads better.
The closest named color is Twinkle Night (#636ca8). In Tailwind CSS the closest color is slate-500.
Lighter: #666ea9 mixed with white
Darker: #666ea9 mixed with black
Calmer: #666ea9 with less saturation
Similar named colors
Colors that go with #666ea9
Questions about #666ea9
What color is #666ea9?
#666ea9 is soft indigo. The closest named color is Twinkle Night. In RGB it is rgb(102, 110, 169), in HSL hsl(232.84, 28.03%, 53.14%) and in OKLCH oklch(55.674% 0.09196 277.081).
What colors go well with #666ea9?
The complementary color of #666ea9 is #83732d. For a calmer combination use the analogous colors #4478a7 and #82659e. The triadic partners are #a25f4c and #40845e.
Is white or black text more readable on #666ea9?
White text reads better on #666ea9: white gives a contrast ratio of 4.81:1 and black gives 4.37:1. WCAG AA asks for at least 4.5:1 for body text.
Is #666ea9 a warm or cool color?
#666ea9 is a cool color. In OKLCH its hue is 277 degrees, its lightness 55.7% and its chroma 0.092.