#257BB1 Color

#257BB1 is rgb(37, 123, 177) in RGB and hsl(203, 65%, 42%) in HSL. The closest CSS named color is SteelBlue. White text is most readable on this background.

#257BB1

HEX#257BB1

RGBrgb(37, 123, 177)

HSLhsl(203, 65%, 42%)

HSVhsv(203, 79%, 69%)

OKLCHoklch(55.9% 0.115 241.4)

CMYKcmyk(79%, 31%, 0%, 31%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #257BB1 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text4.62:1AA normal ✓AA large ✓AAA normal ✗

TextBlack text4.55:1AA normal ✓AA large ✓AAA normal ✗

Color Harmonies

Colors that pair well with #257BB1 based on color wheel relationships. Click any swatch for its full breakdown.

Base#257BB1 Complementary#B15B25 Analogous#25B1A0 Analogous#2536B1 Triadic#B1257B Triadic#7BB125

Tints & Shades

Lighter tints and darker shades of #257BB1, useful for hover states, backgrounds, and text variants.

Tints

#2D93D2 #4EA4DA #70B5E1 #92C7E8 #B3D8EF #D5E9F6

Shades

#216D9C #1C5B82 #174C6D #123B54 #0D2C3F #081A26

Use #257BB1 in Our Tools

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