#1B355A Color

#1B355A is rgb(27, 53, 90) in RGB and hsl(215, 54%, 23%) in HSL. The closest CSS named color is DarkSlateGray. White text is most readable on this background.

#1B355A

HEX#1B355A

RGBrgb(27, 53, 90)

HSLhsl(215, 54%, 23%)

HSVhsv(215, 70%, 35%)

OKLCHoklch(32.9% 0.073 257.4)

CMYKcmyk(70%, 41%, 0%, 65%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #1B355A background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text12.33:1AA normal ✓AA large ✓AAA normal ✓

TextBlack text1.7:1AA normal ✗AA large ✗AAA normal ✗

Color Harmonies

Colors that pair well with #1B355A based on color wheel relationships. Click any swatch for its full breakdown.

Base#1B355A Complementary#5A401B Analogous#1B555A Analogous#201B5A Triadic#5A1B35 Triadic#355A1B

Tints & Shades

Lighter tints and darker shades of #1B355A, useful for hover states, backgrounds, and text variants.

Tints

#284F86 #3466AD #4E82CA #79A0D7 #A5BFE4 #CCDBF0

Shades

#172E4F #152A47 #12233B #0E1C2F #0B1523 #08101B

Use #1B355A in Our Tools

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