#1B28E4 Color

#1B28E4 is rgb(27, 40, 228) in RGB and hsl(236, 79%, 50%) in HSL. The closest CSS named color is MediumBlue. White text is most readable on this background.

#1B28E4

HEX#1B28E4

RGBrgb(27, 40, 228)

HSLhsl(236, 79%, 50%)

HSVhsv(236, 88%, 89%)

OKLCHoklch(44.6% 0.267 266.8)

CMYKcmyk(88%, 82%, 0%, 11%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #1B28E4 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text8.5:1AA normal ✓AA large ✓AAA normal ✓

TextBlack text2.47:1AA normal ✗AA large ✗AAA normal ✗

Color Harmonies

Colors that pair well with #1B28E4 based on color wheel relationships. Click any swatch for its full breakdown.

Base#1B28E4 Complementary#E4D71B Analogous#1B8DE4 Analogous#721BE4 Triadic#E41B28 Triadic#28E41B

Tints & Shades

Lighter tints and darker shades of #1B28E4, useful for hover states, backgrounds, and text variants.

Tints

#3B46E8 #5B64EC #7B82EF #969CF3 #B6BAF6 #D6D8FA

Shades

#1723C4 #141EA9 #101889 #0D136E #090E4E #060932

Use #1B28E4 in Our Tools

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