#1533B7 Color

#1533B7 is rgb(21, 51, 183) in RGB and hsl(229, 79%, 40%) in HSL. The closest CSS named color is MediumBlue. White text is most readable on this background.

#1533B7

HEX#1533B7

RGBrgb(21, 51, 183)

HSLhsl(229, 79%, 40%)

HSVhsv(229, 89%, 72%)

OKLCHoklch(40.7% 0.208 265.8)

CMYKcmyk(89%, 72%, 0%, 28%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #1533B7 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text9.59:1AA normal ✓AA large ✓AAA normal ✓

TextBlack text2.19:1AA normal ✗AA large ✗AAA normal ✗

Color Harmonies

Colors that pair well with #1533B7 based on color wheel relationships. Click any swatch for its full breakdown.

Base#1533B7 Complementary#B79915 Analogous#1584B7 Analogous#4815B7 Triadic#B71533 Triadic#33B715

Tints & Shades

Lighter tints and darker shades of #1533B7, useful for hover states, backgrounds, and text variants.

Tints

#1A3DDB #3B5AE8 #5F79EC #8498F1 #A8B6F5 #D1D9FA

Shades

#132DA0 #102689 #0D2072 #0A1857 #071240 #050B29

Use #1533B7 in Our Tools

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