#00669E Hex Color

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Hex color #00669e graphic
#00669e is a serious, muted blue that leans into corporate reliability. Its desaturated character makes it a strong background for finance or tech interfaces. The hex code #00669e supports white text at a 6.2:1 contrast ratio, ensuring excellent readability. To understand its dusty, grounded quality, see what colors make gray. Keep this color to dominant areas rather than small text to maintain legibility.

Questions about #00669e

What is #00669e in RGB, HSL and CMYK?
In RGB, #00669e is rgb(0, 102, 158), in HSL hsl(201, 100%, 31%) and in CMYK 100%, 35%, 0%, 38%.
Why is #00669e considered a strong choice for UI design?
#00669e maintains a 6.2:1 contrast ratio against white, which exceeds standard accessibility requirements for readable body text. Its grounded, desaturated character helps reduce visual fatigue in long-term enterprise applications, creating an interface that feels both clean and trustworthy for users.
Which colors complement #00669e?
Because of its muted character, #00669e works best with neutral tones like charcoal for high-contrast typography or clean backgrounds. For a balanced, professional palette, pair it with soft, desaturated teals or light, cool-toned neutrals to maintain a sophisticated aesthetic without overwhelming the viewer.
Is #00669e readable on white or black?
#00669e has a 6.18:1 contrast ratio on white and 3.39:1 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 works only for large text (24px, or 18.5px bold). Try other pairs in the contrast checker.