#3D4148 Hex Color
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#3d4148 is a dark, desaturated slate that reads closer to charcoal than blue. It provides a reliable, serious backdrop for tech or finance interfaces where high-contrast white text is needed. Because it leans so heavily toward grey, understanding what colors make gray can help you balance its cool undertones. Use it as a dominant background color rather than an accent to maintain its moody, grounded presence.
Questions about #3d4148
What is #3d4148 in RGB, HSL and CMYK?
In RGB, #3d4148 is rgb(61, 65, 72), in HSL hsl(218, 8%, 26%) and in CMYK 15%, 10%, 0%, 72%.
Is #3d4148 considered a warm or cool neutral?
#3d4148 leans toward the cool side of the spectrum, sitting firmly in the slate and blue-grey family. Its subtle cool undertones give it a more sophisticated, modern feel compared to a standard, flat neutral black or basic grey.
Is #3d4148 readable on white or black?
#3d4148 has a 10.25:1 contrast ratio on white and 2.04:1 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.