#288FA4 Color

#288FA4 is rgb(40, 143, 164) in RGB and hsl(190, 61%, 40%) in HSL. The closest CSS named color is LightSeaGreen. Black text is most readable on this background.

#288FA4

HEX#288FA4

RGBrgb(40, 143, 164)

HSLhsl(190, 61%, 40%)

HSVhsv(190, 76%, 64%)

OKLCHoklch(60.2% 0.095 214.7)

CMYKcmyk(76%, 13%, 0%, 36%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #288FA4 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text3.78:1AA normal ✗AA large ✓AAA normal ✗

TextBlack text5.56:1AA normal ✓AA large ✓AAA normal ✗

Color Harmonies

Colors that pair well with #288FA4 based on color wheel relationships. Click any swatch for its full breakdown.

Base#288FA4 Complementary#A43D28 Analogous#28A47B Analogous#2851A4 Triadic#A4288F Triadic#8FA428

Tints & Shades

Lighter tints and darker shades of #288FA4, useful for hover states, backgrounds, and text variants.

Tints

#30ACC5 #4EBED4 #6FCADC #90D6E4 #B1E2EC #D6F0F5

Shades

#237E90 #1E6C7B #195A67 #13444E #0E3239 #092025

Use #288FA4 in Our Tools

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