#00668C Hex Color
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Dark and muted, #00668c is a cool blue with a subtle green undertone and low lightness. Its serious, reliable mood suits finance, security, government, and nautical branding. Use it as a dominant UI background or supporting brand color, then add white text for about 6.4:1 contrast. The hex code is #00668c.
Questions about #00668c
What is #00668c in RGB, HSL and CMYK?
In RGB, #00668c is rgb(0, 102, 140), in HSL hsl(196, 100%, 27%) and in CMYK 100%, 27%, 0%, 45%.
What colors pair well with #00668c?
For balanced palettes, #00668c pairs well with white, pale cream, light gray, or warm terracotta, because these neutrals and warm accents soften its dark, cool base while preserving a clear, dependable visual identity.
Is #00668c a warm or cool color?
#00668c is a cool, dark blue with a subtle green undertone, giving it a calm, serious, and dependable mood rather than a warm or energetic feel in most applications and lighting conditions.
Is #00668c readable on white or black?
#00668c has a 6.40:1 contrast ratio on white and 3.27:1 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.