#3A4E5F Hex Color

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Cello color codes graphic
Cello is a dark, desaturated slate that feels grounded and serious. Because this shade is quite muted, it avoids the harshness of pure black and works well as a sophisticated background for UI designs. Pair it with soft cream or bright whites to ensure high readability. The hex code for this moody, ink-like tone is #3a4e5f.

Questions about Cello

What is the hex code for Cello?
Cello is #3a4e5f. In RGB that is rgb(58, 78, 95), in HSL hsl(208, 24%, 30%) and in CMYK 39%, 18%, 0%, 63%.
Is #3a4e5f suitable for text backgrounds?
Cello (#3a4e5f) works exceptionally well as a dark background for light or white text, offering high readability without the visual strain caused by pure black. It keeps interface designs grounded and professional while maintaining excellent contrast ratios for standard accessibility requirements.
What colors complement the Cello hex color?
To balance the moody, ink-like depth of #3a4e5f, pair it with soft, warm creams or bright, clean whites. These combinations create a sophisticated contrast that highlights the cool, desaturated undertones of the slate without making the overall design feel too heavy or closed in.
Is Cello readable on white or black?
Cello has a 8.62:1 contrast ratio on white and 2.43:1 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 is too faint for text. Try other pairs in the contrast checker.