#1538B7 Color

#1538B7 is rgb(21, 56, 183) in RGB and hsl(227, 79%, 40%) in HSL. The closest CSS named color is MediumBlue. White text is most readable on this background.

#1538B7

HEX#1538B7

RGBrgb(21, 56, 183)

HSLhsl(227, 79%, 40%)

HSVhsv(227, 89%, 72%)

OKLCHoklch(41.5% 0.202 265.3)

CMYKcmyk(89%, 69%, 0%, 28%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #1538B7 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text9.21:1AA normal ✓AA large ✓AAA normal ✓

TextBlack text2.28:1AA normal ✗AA large ✗AAA normal ✗

Color Harmonies

Colors that pair well with #1538B7 based on color wheel relationships. Click any swatch for its full breakdown.

Base#1538B7 Complementary#B79415 Analogous#1589B7 Analogous#4315B7 Triadic#B71538 Triadic#38B715

Tints & Shades

Lighter tints and darker shades of #1538B7, useful for hover states, backgrounds, and text variants.

Tints

#1A44DB #3B60E8 #5F7EEC #849BF1 #A8B9F5 #D1DAFA

Shades

#1331A0 #102A89 #0D2372 #0A1B57 #071440 #050D29

Use #1538B7 in Our Tools

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