#183AA0 Color

#183AA0 is rgb(24, 58, 160) in RGB and hsl(225, 74%, 36%) in HSL. The closest CSS named color is DarkSlateBlue. White text is most readable on this background.

#183AA0

HEX#183AA0

RGBrgb(24, 58, 160)

HSLhsl(225, 74%, 36%)

HSVhsv(225, 85%, 63%)

OKLCHoklch(39.7% 0.17 265)

CMYKcmyk(85%, 64%, 0%, 37%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #183AA0 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text9.76:1AA normal ✓AA large ✓AAA normal ✓

TextBlack text2.15:1AA normal ✗AA large ✗AAA normal ✗

Color Harmonies

Colors that pair well with #183AA0 based on color wheel relationships. Click any swatch for its full breakdown.

Base#183AA0 Complementary#A07E18 Analogous#187EA0 Analogous#3A18A0 Triadic#A0183A Triadic#3AA018

Tints & Shades

Lighter tints and darker shades of #183AA0, useful for hover states, backgrounds, and text variants.

Tints

#1E48C8 #335EE1 #5B7EE6 #7E9AEC #A6B9F2 #CED9F8

Shades

#15328A #122B78 #0F2362 #0C1D50 #09153A #060E28

Use #183AA0 in Our Tools

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