#1B575A Color

#1B575A is rgb(27, 87, 90) in RGB and hsl(183, 54%, 23%) in HSL. The closest CSS named color is DarkSlateGray. White text is most readable on this background.

#1B575A

HEX#1B575A

RGBrgb(27, 87, 90)

HSLhsl(183, 54%, 23%)

HSVhsv(183, 70%, 35%)

OKLCHoklch(42% 0.06 199.9)

CMYKcmyk(70%, 3%, 0%, 65%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #1B575A background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text8.21:1AA normal ✓AA large ✓AAA normal ✓

TextBlack text2.56:1AA normal ✗AA large ✗AAA normal ✗

Color Harmonies

Colors that pair well with #1B575A based on color wheel relationships. Click any swatch for its full breakdown.

Base#1B575A Complementary#5A1E1B Analogous#1B5A3E Analogous#1B375A Triadic#5A1B57 Triadic#575A1B

Tints & Shades

Lighter tints and darker shades of #1B575A, useful for hover states, backgrounds, and text variants.

Tints

#288186 #34A7AD #4EC4CA #79D2D7 #A5E1E4 #CCEEF0

Shades

#174C4F #154447 #12393B #0E2D2F #0B2223 #081B1B

Use #1B575A in Our Tools

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