#1B5299 Hex Color
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#1b5299 is a dark, moderately saturated blue with cool undertones and enough depth to feel serious, controlled, and dependable. The hex code #1b5299 works well as a dominant UI background, especially in finance, security, government, and technology designs. White text reaches about 7.7:1 contrast, making it suitable for accessible body text and clear interface labels.
Questions about #1b5299
What is #1b5299 in RGB, HSL and CMYK?
In RGB, #1b5299 is rgb(27, 82, 153), in HSL hsl(214, 70%, 35%) and in CMYK 82%, 46%, 0%, 40%.
What colors pair well with #1b5299?
Pair #1b5299 with warm off-white, muted gold, or burgundy when you want contrast without losing its serious character. Burgundy adds restrained warmth, while off-white keeps interfaces readable and less stark than pure white.
Where does #1b5299 work best in a design?
Use #1b5299 as a dominant background or navigation color in finance, security, healthcare, government, and technology interfaces where its dark value supports focus and dependable tone. Reserve brighter accents for calls to action so the layout does not become visually heavy.
Is #1b5299 readable on white or black?
#1b5299 has a 7.73:1 contrast ratio on white and 2.71:1 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.