#183BA5 Color

#183BA5 is rgb(24, 59, 165) in RGB and hsl(225, 75%, 37%) in HSL. The closest CSS named color is DarkSlateBlue. White text is most readable on this background.

#183BA5

HEX#183BA5

RGBrgb(24, 59, 165)

HSLhsl(225, 75%, 37%)

HSVhsv(225, 85%, 65%)

OKLCHoklch(40.3% 0.175 265)

CMYKcmyk(85%, 64%, 0%, 35%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #183BA5 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text9.51:1AA normal ✓AA large ✓AAA normal ✓

TextBlack text2.21:1AA normal ✗AA large ✗AAA normal ✗

Color Harmonies

Colors that pair well with #183BA5 based on color wheel relationships. Click any swatch for its full breakdown.

Base#183BA5 Complementary#A58218 Analogous#1882A5 Analogous#3B18A5 Triadic#A5183B Triadic#3BA518

Tints & Shades

Lighter tints and darker shades of #183BA5, useful for hover states, backgrounds, and text variants.

Tints

#1D49CD #325EE2 #5A7DE7 #829DED #AABCF3 #CED8F8

Shades

#14338F #122D7D #0F2567 #0B1D50 #08153A #060E28

Use #183BA5 in Our Tools

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