#0231C9 Hex Color
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Reach for #0231c9 when a design needs a deep, weighty blue that sits darker than standard web blue. Its heavy saturation and low lightness read serious and cool, which suits finance dashboards, security branding, and moody tech interfaces. White text passes AA easily against it at about 9.2:1 contrast, so it works as a dominant base, and muted gold or soft cream accents keep it from feeling flat. The hex code for this shade of blue is #0231c9.
Questions about #0231c9
What is #0231c9 in RGB, HSL and CMYK?
In RGB, #0231c9 is rgb(2, 49, 201), in HSL hsl(226, 98%, 40%) and in CMYK 99%, 76%, 0%, 21%.
What colors pair well with #0231c9?
Warm accents flatter #0231c9 best, since its cool depth needs contrast to stay lively. Try amber or muted gold for highlights, soft cream for text, and desaturated teal for supporting tones. Cool grays work too but can make the palette feel heavy.
Is #0231c9 readable on white or black?
#0231c9 has a 9.18:1 contrast ratio on white and 2.28:1 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.