#12183B Color

#12183B is rgb(18, 24, 59) in RGB and hsl(231, 53%, 15%) in HSL. The closest CSS named color is MidnightBlue. White text is most readable on this background.

#12183B
HEX#12183B
RGBrgb(18, 24, 59)
HSLhsl(231, 53%, 15%)
HSVhsv(231, 69%, 23%)
OKLCHoklch(22.6% 0.067 272.6)
CMYKcmyk(69%, 59%, 0%, 77%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #12183B background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text17.22:1AA normal ✓AA large ✓AAA normal ✓
TextBlack text1.22:1AA normal ✗AA large ✗AAA normal ✗

Color Harmonies

Colors that pair well with #12183B based on color wheel relationships. Click any swatch for its full breakdown.

Base#12183BComplementary#3B3412Analogous#122C3BAnalogous#20123BTriadic#3B1218Triadic#183B12

Tints & Shades

Lighter tints and darker shades of #12183B, useful for hover states, backgrounds, and text variants.

Use #12183B in Our Tools

Hex to RGBHex to HSLHex to CMYKHex to PantoneRGBA to Hex