#1B2228 Hex Color
An ultra dark and moody dusty blue
#1b2228 is an extremely dark, dusty blue that reads almost like a charcoal grey. Its lack of saturation makes it a practical choice for dark mode UI backgrounds or technical interfaces where you need contrast without the intensity of pure black. Because it maintains high accessibility for white text, this hex code serves well as a steady, serious base for professional branding.
Questions about #1b2228
What is #1b2228 in RGB, HSL and CMYK?
In RGB, #1b2228 is rgb(27, 34, 40), in HSL hsl(208, 19%, 13%) and in CMYK 33%, 15%, 0%, 84%.
Where does #1b2228 work best in UI design?
#1b2228 excels as a background for complex dashboards or technical interfaces where you need deep contrast without the harshness of pure black. Its dusty undertones allow white or light gray text to remain perfectly legible while reducing overall eye strain.
Is #1b2228 a warm or cool color?
While #1b2228 reads as a dark, neutral charcoal, its blue undertones make it objectively cool-leaning. It effectively replaces standard black in color palettes when you want to avoid the intensity of true black while maintaining a serious, professional, and grounded aesthetic.
Is #1b2228 readable on white or black?
#1b2228 has a 16.07:1 contrast ratio on white and 1.30:1 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.