#1F11BB Color

#1F11BB is rgb(31, 17, 187) in RGB and hsl(245, 83%, 40%) in HSL. The closest CSS named color is MediumBlue. White text is most readable on this background.

#1F11BB

HEX#1F11BB

RGBrgb(31, 17, 187)

HSLhsl(245, 83%, 40%)

HSVhsv(245, 91%, 73%)

OKLCHoklch(37.6% 0.236 269.5)

CMYKcmyk(83%, 91%, 0%, 27%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #1F11BB background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text11.31:1AA normal ✓AA large ✓AAA normal ✓

TextBlack text1.86:1AA normal ✗AA large ✗AAA normal ✗

Color Harmonies

Colors that pair well with #1F11BB based on color wheel relationships. Click any swatch for its full breakdown.

Base#1F11BB Complementary#ADBB11 Analogous#1158BB Analogous#7411BB Triadic#BB1F11 Triadic#11BB1F

Tints & Shades

Lighter tints and darker shades of #1F11BB, useful for hover states, backgrounds, and text variants.

Tints

#2615E0 #4636EC #685CF0 #8B81F3 #ADA6F7 #D4D0FB

Shades

#1C0FA3 #180D8C #140B75 #0F0859 #0B0641 #07042A

Use #1F11BB in Our Tools

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