#138BC3 Color

#138BC3 is rgb(19, 139, 195) in RGB and hsl(199, 82%, 42%) in HSL. The closest CSS named color is LightSeaGreen. Black text is most readable on this background.

#138BC3

HEX#138BC3

RGBrgb(19, 139, 195)

HSLhsl(199, 82%, 42%)

HSVhsv(199, 90%, 76%)

OKLCHoklch(60.4% 0.127 236.8)

CMYKcmyk(90%, 29%, 0%, 24%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #138BC3 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text3.81:1AA normal ✗AA large ✓AAA normal ✗

TextBlack text5.51:1AA normal ✓AA large ✓AAA normal ✗

Color Harmonies

Colors that pair well with #138BC3 based on color wheel relationships. Click any swatch for its full breakdown.

Base#138BC3 Complementary#C34B13 Analogous#13C3A3 Analogous#1333C3 Triadic#C3138B Triadic#8BC313

Tints & Shades

Lighter tints and darker shades of #138BC3, useful for hover states, backgrounds, and text variants.

Tints

#17A6E8 #3CB4EC #61C2EF #86D1F3 #ABDFF7 #D1EDFA

Shades

#117BAC #0E6790 #0C5679 #09425D #073246 #041E2A

Use #138BC3 in Our Tools

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