#370DB5 Color

#370DB5 is rgb(55, 13, 181) in RGB and hsl(255, 87%, 38%) in HSL. The closest CSS named color is Indigo. White text is most readable on this background.

#370DB5

HEX#370DB5

RGBrgb(55, 13, 181)

HSLhsl(255, 87%, 38%)

HSVhsv(255, 93%, 71%)

OKLCHoklch(38.2% 0.225 278.4)

CMYKcmyk(70%, 93%, 0%, 29%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #370DB5 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text11.13:1AA normal ✓AA large ✓AAA normal ✓

TextBlack text1.89:1AA normal ✗AA large ✗AAA normal ✗

Color Harmonies

Colors that pair well with #370DB5 based on color wheel relationships. Click any swatch for its full breakdown.

Base#370DB5 Complementary#8BB50D Analogous#0D37B5 Analogous#8B0DB5 Triadic#B5370D Triadic#0DB537

Tints & Shades

Lighter tints and darker shades of #370DB5, useful for hover states, backgrounds, and text variants.

Tints

#4410E0 #5A28F0 #7B53F3 #9979F6 #B9A4F9 #D7CBFB

Shades

#300B9D #280986 #21086E #1B065B #140543 #0D032B

Use #370DB5 in Our Tools

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