#123F8C Color

#123F8C is rgb(18, 63, 140) in RGB and hsl(218, 77%, 31%) in HSL. The closest CSS named color is MidnightBlue. White text is most readable on this background.

#123F8C

HEX#123F8C

RGBrgb(18, 63, 140)

HSLhsl(218, 77%, 31%)

HSVhsv(218, 87%, 55%)

OKLCHoklch(38.7% 0.137 260.6)

CMYKcmyk(87%, 55%, 0%, 45%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #123F8C background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text9.93:1AA normal ✓AA large ✓AAA normal ✓

TextBlack text2.12:1AA normal ✗AA large ✗AAA normal ✗

Color Harmonies

Colors that pair well with #123F8C based on color wheel relationships. Click any swatch for its full breakdown.

Base#123F8C Complementary#8C5F12 Analogous#127C8C Analogous#22128C Triadic#8C123F Triadic#3F8C12

Tints & Shades

Lighter tints and darker shades of #123F8C, useful for hover states, backgrounds, and text variants.

Tints

#1853B9 #1D65E2 #4A84E8 #73A0ED #A0BEF3 #C9DAF8

Shades

#10377A #0D2F68 #0B2756 #092048 #071836 #051024

Use #123F8C in Our Tools

Hex to RGB Hex to HSL Hex to CMYK Hex to Pantone RGBA to Hex