#666ca7 color: Twinkle Night
#666ca7 is rgb(102, 108, 167) in RGB and oklch(55.148% 0.09179 278.495) 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 #666ca7
#666ca7 is a soft indigo color. In OKLCH it has 55.1% lightness, 0.092 chroma and a hue of 278°.
Inside sRGB: displays the same on any screen.
White text on it reaches 4.92:1 contrast and black text 4.27:1, so white text reads better.
The closest named color is Twinkle Night (#636ca8). In Tailwind CSS the closest color is slate-500.
Lighter: #666ca7 mixed with white
Darker: #666ca7 mixed with black
Calmer: #666ca7 with less saturation
Similar named colors
Colors that go with #666ca7
Questions about #666ca7
What color is #666ca7?
#666ca7 is soft indigo. The closest named color is Twinkle Night. In RGB it is rgb(102, 108, 167), in HSL hsl(234.46, 26.97%, 52.75%) and in OKLCH oklch(55.148% 0.09179 278.495).
What colors go well with #666ca7?
The complementary color of #666ca7 is #80722c. For a calmer combination use the analogous colors #4476a5 and #81639b. The triadic partners are #a05e49 and #3c825e.
Is white or black text more readable on #666ca7?
White text reads better on #666ca7: white gives a contrast ratio of 4.92:1 and black gives 4.27:1. WCAG AA asks for at least 4.5:1 for body text.
Is #666ca7 a warm or cool color?
#666ca7 is a cool color. In OKLCH its hue is 278 degrees, its lightness 55.1% and its chroma 0.092.