#1B4B8D Color

#1B4B8D is rgb(27, 75, 141) in RGB and hsl(215, 68%, 33%) in HSL. The closest CSS named color is DarkSlateBlue. White text is most readable on this background.

#1B4B8D

HEX#1B4B8D

RGBrgb(27, 75, 141)

HSLhsl(215, 68%, 33%)

HSVhsv(215, 81%, 55%)

OKLCHoklch(41.8% 0.121 257.4)

CMYKcmyk(81%, 47%, 0%, 45%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #1B4B8D background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text8.61:1AA normal ✓AA large ✓AAA normal ✓

TextBlack text2.44:1AA normal ✗AA large ✗AAA normal ✗

Color Harmonies

Colors that pair well with #1B4B8D based on color wheel relationships. Click any swatch for its full breakdown.

Base#1B4B8D Complementary#8D5E1B Analogous#1B848D Analogous#241B8D Triadic#8D1B4B Triadic#4B8D1B

Tints & Shades

Lighter tints and darker shades of #1B4B8D, useful for hover states, backgrounds, and text variants.

Tints

#225FB4 #3177D8 #5890DF #7EAAE7 #A5C3EE #D0E0F6

Shades

#18427C #14396B #112F5A #0D2445 #0A1B33 #071222

Use #1B4B8D in Our Tools

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