#1B3B55 Color
#1B3B55 is rgb(27, 59, 85) in RGB and hsl(207, 52%, 22%) in HSL. The closest CSS named color is DarkSlateGray. White text is most readable on this background.
#1B3B55
HEX
#1B3B55RGB
rgb(27, 59, 85)HSL
hsl(207, 52%, 22%)HSV
hsv(207, 68%, 33%)OKLCH
oklch(34.1% 0.059 245.3)CMYK
cmyk(68%, 31%, 0%, 67%)Text Contrast & Accessibility
WCAG contrast ratios for text on a #1B3B55 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.
TextWhite text11.64:1AA normal ✓AA large ✓AAA normal ✓
TextBlack text1.8:1AA normal ✗AA large ✗AAA normal ✗
Color Harmonies
Colors that pair well with #1B3B55 based on color wheel relationships. Click any swatch for its full breakdown.
Tints & Shades
Lighter tints and darker shades of #1B3B55, useful for hover states, backgrounds, and text variants.