#2B3663 Hex Color
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#2b3663 is a dusty, unsaturated indigo that functions as a grounded base for professional and authoritative designs. Its muted, inky character reads as serious without feeling overly aggressive. Use it as a solid background color, where it provides high contrast for white text. Because it leans towards violet, designers curious about mixing purple often find this dark navy works surprisingly well alongside warm, muted coral accents.
Questions about #2b3663
What is #2b3663 in RGB, HSL and CMYK?
In RGB, #2b3663 is rgb(43, 54, 99), in HSL hsl(228, 39%, 28%) and in CMYK 57%, 45%, 0%, 61%.
What colors pair well with the deep indigo of #2b3663?
#2b3663 acts as a neutral anchor due to its muted character, allowing it to pair beautifully with terracotta or soft coral accents. These warm, earth-toned opposites create a sophisticated balance against the cool, serious depth of this indigo base.
Is #2b3663 a warm or cool shade?
#2b3663 is distinctly a cool-toned color, sitting firmly in the blue-violet spectrum. Because it leans towards violet rather than true navy, it avoids feeling stark or sterile, bringing a subtle, ink-like softness to dark-mode interfaces or professional branding materials.
Is #2b3663 readable on white or black?
#2b3663 has a 11.59:1 contrast ratio on white and 1.81:1 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.