#138B5B Color

#138B5B is rgb(19, 139, 91) in RGB and hsl(156, 76%, 31%) in HSL. The closest CSS named color is SeaGreen. Black text is most readable on this background.

#138B5B

HEX#138B5B

RGBrgb(19, 139, 91)

HSLhsl(156, 76%, 31%)

HSVhsv(156, 86%, 55%)

OKLCHoklch(56.4% 0.124 159.5)

CMYKcmyk(86%, 0%, 35%, 45%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #138B5B background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text4.31:1AA normal ✗AA large ✓AAA normal ✗

TextBlack text4.87:1AA normal ✓AA large ✓AAA normal ✗

Color Harmonies

Colors that pair well with #138B5B based on color wheel relationships. Click any swatch for its full breakdown.

Base#138B5B Complementary#8B1343 Analogous#138B1F Analogous#137F8B Triadic#5B138B Triadic#8B5B13

Tints & Shades

Lighter tints and darker shades of #138B5B, useful for hover states, backgrounds, and text variants.

Tints

#19B878 #1FE093 #4BE7A9 #74ECBC #A1F2D2 #C9F8E5

Shades

#11794F #0E6744 #0C5538 #0A482F #073623 #052418

Use #138B5B in Our Tools

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