#645b99 color: Giant Onion
#645b99 is rgb(100, 91, 153) in RGB and oklch(50.722% 0.09693 289.123) in OKLCH. Every other format, shade and contrast value is below.
Read as HEX
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- Spacerandom color
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- Violet
- Medium
- Muted
- Cool
- ≈ Denim
- slate-500
- Black 40%
Inside sRGB: displays the same on any screen.
Shades
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Harmonies
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About #645b99
#645b99 is a muted violet color. In OKLCH it has 50.7% lightness, 0.097 chroma and a hue of 289°.
Inside sRGB: displays the same on any screen.
White text on it reaches 6:1 contrast and black text 3.5:1, so white text reads better.
The closest named color is Giant Onion (#665d9e). In Tailwind CSS the closest color is slate-500.
Lighter: #645b99 mixed with white
Darker: #645b99 mixed with black
Calmer: #645b99 with less saturation
Similar named colors
Colors that go with #645b99
Questions about #645b99
What color is #645b99?
#645b99 is muted violet. The closest named color is Giant Onion. In RGB it is rgb(100, 91, 153), in HSL hsl(248.71, 25.41%, 47.84%) and in OKLCH oklch(50.722% 0.09693 289.123).
What colors go well with #645b99?
The complementary color of #645b99 is #6a691c. For a calmer combination use the analogous colors #42659c and #7d5288. The triadic partners are #91532f and #11775c.
Is white or black text more readable on #645b99?
White text reads better on #645b99: white gives a contrast ratio of 6:1 and black gives 3.5:1. WCAG AA asks for at least 4.5:1 for body text.
Is #645b99 a warm or cool color?
#645b99 is a cool color. In OKLCH its hue is 289 degrees, its lightness 50.7% and its chroma 0.097.