#1F77DB Color

#1F77DB is rgb(31, 119, 219) in RGB and hsl(212, 75%, 49%) in HSL. The closest CSS named color is RoyalBlue. Black text is most readable on this background.

#1F77DB

HEX#1F77DB

RGBrgb(31, 119, 219)

HSLhsl(212, 75%, 49%)

HSVhsv(212, 86%, 86%)

OKLCHoklch(57.4% 0.173 255.3)

CMYKcmyk(86%, 46%, 0%, 14%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #1F77DB background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text4.45:1AA normal ✗AA large ✓AAA normal ✗

TextBlack text4.72:1AA normal ✓AA large ✓AAA normal ✗

Color Harmonies

Colors that pair well with #1F77DB based on color wheel relationships. Click any swatch for its full breakdown.

Base#1F77DB Complementary#DB831F Analogous#1FD4DB Analogous#251FDB Triadic#DB1F77 Triadic#77DB1F

Tints & Shades

Lighter tints and darker shades of #1F77DB, useful for hover states, backgrounds, and text variants.

Tints

#3B89E3 #5A9CE7 #79AFEC #98C1F0 #B8D4F5 #D7E7F9

Shades

#1B68C0 #1757A1 #134986 #0F3867 #0B294C #06182D

Use #1F77DB in Our Tools

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