#558BB4 Color

#558BB4 is rgb(85, 139, 180) in RGB and hsl(206, 39%, 52%) in HSL. The closest CSS named color is SteelBlue. Black text is most readable on this background.

#558BB4

HEX#558BB4

RGBrgb(85, 139, 180)

HSLhsl(206, 39%, 52%)

HSVhsv(206, 53%, 71%)

OKLCHoklch(61.6% 0.085 242.6)

CMYKcmyk(53%, 23%, 0%, 29%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #558BB4 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text3.66:1AA normal ✗AA large ✓AAA normal ✗

TextBlack text5.74:1AA normal ✓AA large ✓AAA normal ✗

Color Harmonies

Colors that pair well with #558BB4 based on color wheel relationships. Click any swatch for its full breakdown.

Base#558BB4 Complementary#B47E55 Analogous#55B4AE Analogous#555BB4 Triadic#B4558B Triadic#8BB455

Tints & Shades

Lighter tints and darker shades of #558BB4, useful for hover states, backgrounds, and text variants.

Tints

#6E9CBF #83AAC9 #9CBBD3 #B1CADD #CADBE8 #DFE9F1

Shades

#4679A0 #3B6687 #30536E #274359 #1C3040 #111E27

Use #558BB4 in Our Tools

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