#123FAF Color
#123FAF is rgb(18, 63, 175) in RGB and hsl(223, 81%, 38%) in HSL. The closest CSS named color is DarkSlateBlue. White text is most readable on this background.
#123FAF
HEX
#123FAFRGB
rgb(18, 63, 175)HSL
hsl(223, 81%, 38%)HSV
hsv(223, 90%, 69%)OKLCH
oklch(41.9% 0.185 263.6)CMYK
cmyk(90%, 64%, 0%, 31%)Text Contrast & Accessibility
WCAG contrast ratios for text on a #123FAF background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.
TextWhite text8.91:1AA normal ✓AA large ✓AAA normal ✓
TextBlack text2.36:1AA normal ✗AA large ✗AAA normal ✗
Color Harmonies
Colors that pair well with #123FAF based on color wheel relationships. Click any swatch for its full breakdown.
Tints & Shades
Lighter tints and darker shades of #123FAF, useful for hover states, backgrounds, and text variants.