#643b91 color: Sweet Flag
#643b91 is rgb(100, 59, 145) in RGB and oklch(44.402% 0.1383 303.2) in OKLCH. Every other format, shade and contrast value is below.
Read as HEX
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- Purple
- Dark
- Soft
- Neutral
- ≈ Purple
- purple-900
- Black 43%
Inside sRGB: displays the same on any screen.
Shades
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Harmonies
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About #643b91
#643b91 is a soft dark purple color. In OKLCH it has 44.4% lightness, 0.138 chroma and a hue of 303°.
Inside sRGB: displays the same on any screen.
White text on it reaches 8.15:1 contrast and black text 2.58:1, so white text reads better.
The closest named color is Sweet Flag (#674196). In Tailwind CSS the closest color is purple-900.
Lighter: #643b91 mixed with white
Darker: #643b91 mixed with black
Calmer: #643b91 with less saturation
Similar named colors
Colors that go with #643b91
Questions about #643b91
What color is #643b91?
#643b91 is soft dark purple. The closest named color is Sweet Flag. In RGB it is rgb(100, 59, 145), in HSL hsl(268.6, 42.16%, 40%) and in OKLCH oklch(44.402% 0.1383 303.2).
What colors go well with #643b91?
The complementary color of #643b91 is #465e00. For a calmer combination use the analogous colors #3d499f and #7e2f73. The triadic partners are #814000 and #006559.
Is white or black text more readable on #643b91?
White text reads better on #643b91: white gives a contrast ratio of 8.15:1 and black gives 2.58:1. WCAG AA asks for at least 4.5:1 for body text.
Is #643b91 a warm or cool color?
#643b91 is a neutral color. In OKLCH its hue is 303 degrees, its lightness 44.4% and its chroma 0.138.