#1B5183 Color

#1B5183 is rgb(27, 81, 131) in RGB and hsl(209, 66%, 31%) in HSL. The closest CSS named color is DarkSlateBlue. White text is most readable on this background.

#1B5183

HEX#1B5183

RGBrgb(27, 81, 131)

HSLhsl(209, 66%, 31%)

HSVhsv(209, 79%, 51%)

OKLCHoklch(42.6% 0.1 250.1)

CMYKcmyk(79%, 38%, 0%, 49%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #1B5183 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text8.23:1AA normal ✓AA large ✓AAA normal ✓

TextBlack text2.55:1AA normal ✗AA large ✗AAA normal ✗

Color Harmonies

Colors that pair well with #1B5183 based on color wheel relationships. Click any swatch for its full breakdown.

Base#1B5183 Complementary#834D1B Analogous#1B8381 Analogous#1B1D83 Triadic#831B51 Triadic#51831B

Tints & Shades

Lighter tints and darker shades of #1B5183, useful for hover states, backgrounds, and text variants.

Tints

#246BAE #2B82D4 #569BDC #7CB2E4 #A6CBED #CCE1F5

Shades

#174672 #143C61 #103250 #0E2A44 #0A1F33 #071522

Use #1B5183 in Our Tools

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