#1F4289 Color

#1F4289 is rgb(31, 66, 137) in RGB and hsl(220, 63%, 33%) in HSL. The closest CSS named color is DarkSlateBlue. White text is most readable on this background.

#1F4289

HEX#1F4289

RGBrgb(31, 66, 137)

HSLhsl(220, 63%, 33%)

HSVhsv(220, 77%, 54%)

OKLCHoklch(39.6% 0.126 262.5)

CMYKcmyk(77%, 52%, 0%, 46%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #1F4289 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text9.55:1AA normal ✓AA large ✓AAA normal ✓

TextBlack text2.2:1AA normal ✗AA large ✗AAA normal ✗

Color Harmonies

Colors that pair well with #1F4289 based on color wheel relationships. Click any swatch for its full breakdown.

Base#1F4289 Complementary#89661F Analogous#1F7789 Analogous#311F89 Triadic#891F42 Triadic#42891F

Tints & Shades

Lighter tints and darker shades of #1F4289, useful for hover states, backgrounds, and text variants.

Tints

#2855AF #376BD2 #5D87DA #82A2E3 #A8BEEB #D1DDF5

Shades

#1B3A79 #183268 #142A57 #0F2043 #0B1832 #081021

Use #1F4289 in Our Tools

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