#255B57 Color

#255B57 is rgb(37, 91, 87) in RGB and hsl(176, 42%, 25%) in HSL. The closest CSS named color is DarkSlateGray. White text is most readable on this background.

#255B57

HEX#255B57

RGBrgb(37, 91, 87)

HSLhsl(176, 42%, 25%)

HSVhsv(176, 59%, 36%)

OKLCHoklch(43.4% 0.057 188.7)

CMYKcmyk(59%, 0%, 4%, 64%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #255B57 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text7.74:1AA normal ✓AA large ✓AAA normal ✓

TextBlack text2.71:1AA normal ✗AA large ✗AAA normal ✗

Color Harmonies

Colors that pair well with #255B57 based on color wheel relationships. Click any swatch for its full breakdown.

Base#255B57 Complementary#5B2529 Analogous#255B3C Analogous#25435B Triadic#57255B Triadic#5B5725

Tints & Shades

Lighter tints and darker shades of #255B57, useful for hover states, backgrounds, and text variants.

Tints

#347F7A #44A7A0 #60BEB8 #88CEC9 #ACDDDA #D4EDEC

Shades

#21504D #1C4542 #183A38 #132F2D #0F2423 #0A1918

Use #255B57 in Our Tools

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