#0B51CB Color

#0B51CB is rgb(11, 81, 203) in RGB and hsl(218, 90%, 42%) in HSL. The closest CSS named color is RoyalBlue. White text is most readable on this background.

#0B51CB

HEX#0B51CB

RGBrgb(11, 81, 203)

HSLhsl(218, 90%, 42%)

HSVhsv(218, 95%, 80%)

OKLCHoklch(47.9% 0.2 261.3)

CMYKcmyk(95%, 60%, 0%, 20%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #0B51CB background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text6.88:1AA normal ✓AA large ✓AAA normal ✗

TextBlack text3.05:1AA normal ✗AA large ✓AAA normal ✗

Color Harmonies

Colors that pair well with #0B51CB based on color wheel relationships. Click any swatch for its full breakdown.

Base#0B51CB Complementary#CB850B Analogous#0BB2CB Analogous#240BCB Triadic#CB0B51 Triadic#51CB0B

Tints & Shades

Lighter tints and darker shades of #0B51CB, useful for hover states, backgrounds, and text variants.

Tints

#0D61F2 #347AF4 #5A93F6 #81ADF8 #A8C6FA #CFDFFC

Shades

#0948B3 #083C96 #07327E #052761 #041D49 #02112C

Use #0B51CB in Our Tools

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