#405C64 Hex Color
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This dusty cyan is a muted, low-saturation tone that reads as professional and serious. Because of its dark, moody quality, #405c64 functions best as a background color or a grounding base for technical interfaces. It pairs effectively with crisp whites or warm terracottas to balance its cool, inky character. Since this hex code provides strong contrast, it keeps white typography legible even at small sizes.
Questions about #405c64
What is #405c64 in RGB, HSL and CMYK?
In RGB, #405c64 is rgb(64, 92, 100), in HSL hsl(193, 22%, 32%) and in CMYK 36%, 8%, 0%, 61%.
What colors pair best with #405c64?
#405c64 pairs effectively with crisp whites to maximize contrast and legibility in typography, or warm terracotta tones to create a balanced, earthy tension. The cool, inky character of this color anchors brighter accents when used in digital UI.
Is #405c64 considered a warm or cool tone?
#405c64 is firmly a cool tone due to its strong cyan and blue undertones. Its muted, desaturated quality makes it feel more professional and clinical than vibrant, standard cyans, making it an excellent choice for serious, trustworthy design systems.
Is #405c64 readable on white or black?
#405c64 has a 7.16:1 contrast ratio on white and 2.93:1 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.