#1F3F8E Color

#1F3F8E is rgb(31, 63, 142) in RGB and hsl(223, 64%, 34%) in HSL. The closest CSS named color is DarkSlateBlue. White text is most readable on this background.

#1F3F8E

HEX#1F3F8E

RGBrgb(31, 63, 142)

HSLhsl(223, 64%, 34%)

HSVhsv(223, 78%, 56%)

OKLCHoklch(39.4% 0.137 264.3)

CMYKcmyk(78%, 56%, 0%, 44%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #1F3F8E background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text9.72:1AA normal ✓AA large ✓AAA normal ✓

TextBlack text2.16:1AA normal ✗AA large ✗AAA normal ✗

Color Harmonies

Colors that pair well with #1F3F8E based on color wheel relationships. Click any swatch for its full breakdown.

Base#1F3F8E Complementary#8E6F1F Analogous#1F768E Analogous#371F8E Triadic#8E1F3F Triadic#3F8E1F

Tints & Shades

Lighter tints and darker shades of #1F3F8E, useful for hover states, backgrounds, and text variants.

Tints

#274FB4 #3663D3 #5C80DB #86A1E4 #ABBEED #D1DBF5

Shades

#1C377D #172E69 #132758 #101F47 #0C1836 #070F21

Use #1F3F8E in Our Tools

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