#001133 Hex Color
Online color picker to view shades, tints, color codes, and complementary colors
The hex code #001133 is a very dark, cool navy blue with low lightness and a serious, controlled presence. It works well as a dominant background for finance, technology, government, and security interfaces. White text provides about 18.6:1 contrast, meeting WCAG AA for body text and reinforcing a reliable, formal visual system.
Questions about #001133
What is #001133 in RGB, HSL and CMYK?
In RGB, #001133 is rgb(0, 17, 51), in HSL hsl(220, 100%, 10%) and in CMYK 100%, 67%, 0%, 80%. Browse more shades of black with names and hex codes.
What colors pair well with #001133?
White, pale blue, and cool light neutrals pair well with #001133, creating crisp contrast while preserving its restrained, professional character; muted slate can add a softer supporting tone without competing with the navy.
Is #001133 a warm or cool color?
#001133 reads as a distinctly cool navy because its blue channel is strong while red is absent, giving the shade a deep, controlled appearance rather than a warm or purple cast.
Is #001133 readable on white or black?
#001133 has a 18.61:1 contrast ratio on white and 1.12:1 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.