#1B15CB Color

#1B15CB is rgb(27, 21, 203) in RGB and hsl(242, 81%, 44%) in HSL. The closest CSS named color is MediumBlue. White text is most readable on this background.

#1B15CB

HEX#1B15CB

RGBrgb(27, 21, 203)

HSLhsl(242, 81%, 44%)

HSVhsv(242, 90%, 80%)

OKLCHoklch(39.8% 0.252 267.8)

CMYKcmyk(87%, 90%, 0%, 20%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #1B15CB background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text10.42:1AA normal ✓AA large ✓AAA normal ✓

TextBlack text2.02:1AA normal ✗AA large ✗AAA normal ✗

Color Harmonies

Colors that pair well with #1B15CB based on color wheel relationships. Click any swatch for its full breakdown.

Base#1B15CB Complementary#C5CB15 Analogous#156ACB Analogous#7615CB Triadic#CB1B15 Triadic#15CB1B

Tints & Shades

Lighter tints and darker shades of #1B15CB, useful for hover states, backgrounds, and text variants.

Tints

#2821E8 #4742EB #6B67EF #8F8CF3 #B3B1F7 #D2D1FA

Shades

#1812AF #151098 #110D7D #0D0A61 #090745 #06052E

Use #1B15CB in Our Tools

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