#172FB5 Color

#172FB5 is rgb(23, 47, 181) in RGB and hsl(231, 77%, 40%) in HSL. The closest CSS named color is MediumBlue. White text is most readable on this background.

#172FB5

HEX#172FB5

RGBrgb(23, 47, 181)

HSLhsl(231, 77%, 40%)

HSVhsv(231, 87%, 71%)

OKLCHoklch(39.9% 0.209 266.6)

CMYKcmyk(87%, 74%, 0%, 29%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #172FB5 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text9.95:1AA normal ✓AA large ✓AAA normal ✓

TextBlack text2.11:1AA normal ✗AA large ✗AAA normal ✗

Color Harmonies

Colors that pair well with #172FB5 based on color wheel relationships. Click any swatch for its full breakdown.

Base#172FB5 Complementary#B59D17 Analogous#177EB5 Analogous#4E17B5 Triadic#B5172F Triadic#2FB517

Tints & Shades

Lighter tints and darker shades of #172FB5, useful for hover states, backgrounds, and text variants.

Tints

#1C38D9 #3D56E6 #6176EA #8595EF #A9B4F4 #D2D8F9

Shades

#15299E #122387 #0F1D71 #0B1656 #08103F #050B29

Use #172FB5 in Our Tools

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