#1B4E5A Color

#1B4E5A is rgb(27, 78, 90) in RGB and hsl(191, 54%, 23%) in HSL. The closest CSS named color is DarkSlateGray. White text is most readable on this background.

#1B4E5A

HEX#1B4E5A

RGBrgb(27, 78, 90)

HSLhsl(191, 54%, 23%)

HSVhsv(191, 70%, 35%)

OKLCHoklch(39.5% 0.057 216.1)

CMYKcmyk(70%, 13%, 0%, 65%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #1B4E5A background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text9.19:1AA normal ✓AA large ✓AAA normal ✓

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

Color Harmonies

Colors that pair well with #1B4E5A based on color wheel relationships. Click any swatch for its full breakdown.

Base#1B4E5A Complementary#5A271B Analogous#1B5A46 Analogous#1B2F5A Triadic#5A1B4F Triadic#4F5A1B

Tints & Shades

Lighter tints and darker shades of #1B4E5A, useful for hover states, backgrounds, and text variants.

Tints

#287486 #3497AD #4EB3CA #79C6D7 #A5D8E4 #CCE9F0

Shades

#17444F #153E47 #12333B #0E292F #0B1F23 #08181B

Use #1B4E5A in Our Tools

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