#0A3F57 Color

#0A3F57 is rgb(10, 63, 87) in RGB and hsl(199, 79%, 19%) in HSL. The closest CSS named color is DarkSlateGray. White text is most readable on this background.

#0A3F57

HEX#0A3F57

RGBrgb(10, 63, 87)

HSLhsl(199, 79%, 19%)

HSVhsv(199, 89%, 34%)

OKLCHoklch(34.7% 0.067 233.9)

CMYKcmyk(89%, 28%, 0%, 66%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #0A3F57 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text11.28:1AA normal ✓AA large ✓AAA normal ✓

TextBlack text1.86:1AA normal ✗AA large ✗AAA normal ✗

Color Harmonies

Colors that pair well with #0A3F57 based on color wheel relationships. Click any swatch for its full breakdown.

Base#0A3F57 Complementary#57220A Analogous#0A5749 Analogous#0A1857 Triadic#570A3E Triadic#3E570A

Tints & Shades

Lighter tints and darker shades of #0A3F57, useful for hover states, backgrounds, and text variants.

Tints

#106389 #168AC0 #28AAE6 #5BBEEC #8DD2F2 #C4E7F8

Shades

#09384E #083144 #072B3B #05212E #041A25 #03141B

Use #0A3F57 in Our Tools

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