#1B23C5 Color

#1B23C5 is rgb(27, 35, 197) in RGB and hsl(237, 76%, 44%) in HSL. The closest CSS named color is MediumBlue. White text is most readable on this background.

#1B23C5

HEX#1B23C5

RGBrgb(27, 35, 197)

HSLhsl(237, 76%, 44%)

HSVhsv(237, 86%, 77%)

OKLCHoklch(40.3% 0.237 267.7)

CMYKcmyk(86%, 82%, 0%, 23%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #1B23C5 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text10.03:1AA normal ✓AA large ✓AAA normal ✓

TextBlack text2.09:1AA normal ✗AA large ✗AAA normal ✗

Color Harmonies

Colors that pair well with #1B23C5 based on color wheel relationships. Click any swatch for its full breakdown.

Base#1B23C5 Complementary#C5BD1B Analogous#1B79C5 Analogous#681BC5 Triadic#C51B23 Triadic#23C51B

Tints & Shades

Lighter tints and darker shades of #1B23C5, useful for hover states, backgrounds, and text variants.

Tints

#2831E2 #474FE6 #6B71EB #8F94F0 #B3B6F5 #D2D4F9

Shades

#171FAB #141B94 #111679 #0D115E #090C43 #06082D

Use #1B23C5 in Our Tools

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