#645DE6 Hex Color
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This electric indigo is highly saturated and demands attention. Because of its intensity, #645de6 works best as a 10% accent color rather than a large background. It balances with warm grays to soften its aggressive energy. White text reads clearly against this hex code with a 4.9:1 contrast ratio, making it a solid choice for bold UI buttons or call-to-action elements.
Questions about #645de6
What is #645de6 in RGB, HSL and CMYK?
In RGB, #645de6 is rgb(100, 93, 230), in HSL hsl(243, 73%, 63%) and in CMYK 57%, 60%, 0%, 10%.
How should I use #645de6 in a color palette?
Limit #645de6 to about 10 percent of your design as an accent color, as its high saturation can overwhelm larger areas. Balance the intensity by pairing it with neutral, warm grays to soften its aggressive visual energy.
Is #645de6 readable on white or black?
#645de6 has a 4.94:1 contrast ratio on white and 4.25:1 on black. WCAG asks for 4.5:1 for body text and 3:1 for large text, so on white it works for body text and on black it works only for large text (24px, or 18.5px bold). Try other pairs in the contrast checker.