#1B4F55 Color

#1B4F55 is rgb(27, 79, 85) in RGB and hsl(186, 52%, 22%) in HSL. The closest CSS named color is DarkSlateGray. White text is most readable on this background.

#1B4F55

HEX#1B4F55

RGBrgb(27, 79, 85)

HSLhsl(186, 52%, 22%)

HSVhsv(186, 68%, 33%)

OKLCHoklch(39.6% 0.055 205.8)

CMYKcmyk(68%, 7%, 0%, 67%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #1B4F55 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text9.15:1AA normal ✓AA large ✓AAA normal ✓

TextBlack text2.3:1AA normal ✗AA large ✗AAA normal ✗

Color Harmonies

Colors that pair well with #1B4F55 based on color wheel relationships. Click any swatch for its full breakdown.

Base#1B4F55 Complementary#55211B Analogous#1B553E Analogous#1B3255 Triadic#551B4F Triadic#4F551B

Tints & Shades

Lighter tints and darker shades of #1B4F55, useful for hover states, backgrounds, and text variants.

Tints

#287780 #369FAB #51BCC8 #77CBD4 #A2DBE2 #CDECEF

Shades

#17454A #153D42 #113336 #0F2B2F #0B2023 #09191B

Use #1B4F55 in Our Tools

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