#1B4F64 Color

#1B4F64 is rgb(27, 79, 100) in RGB and hsl(197, 57%, 25%) in HSL. The closest CSS named color is DarkSlateGray. White text is most readable on this background.

#1B4F64

HEX#1B4F64

RGBrgb(27, 79, 100)

HSLhsl(197, 57%, 25%)

HSVhsv(197, 73%, 39%)

OKLCHoklch(40.3% 0.064 228.5)

CMYKcmyk(73%, 21%, 0%, 61%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #1B4F64 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text8.94:1AA normal ✓AA large ✓AAA normal ✓

TextBlack text2.35:1AA normal ✗AA large ✗AAA normal ✗

Color Harmonies

Colors that pair well with #1B4F64 based on color wheel relationships. Click any swatch for its full breakdown.

Base#1B4F64 Complementary#64301B Analogous#1B6454 Analogous#1B2B64 Triadic#641B4F Triadic#4F641B

Tints & Shades

Lighter tints and darker shades of #1B4F64, useful for hover states, backgrounds, and text variants.

Tints

#266F8C #3292B8 #4FABCF #7BC0DB #A3D3E6 #CFE8F2

Shades

#184658 #153C4C #123340 #0E2934 #0B2028 #08161C

Use #1B4F64 in Our Tools

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