#183B58 Color

#183B58 is rgb(24, 59, 88) in RGB and hsl(207, 57%, 22%) in HSL. The closest CSS named color is DarkSlateGray. White text is most readable on this background.

#183B58

HEX#183B58

RGBrgb(24, 59, 88)

HSLhsl(207, 57%, 22%)

HSVhsv(207, 73%, 35%)

OKLCHoklch(34.2% 0.065 246.3)

CMYKcmyk(73%, 33%, 0%, 65%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #183B58 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text11.63:1AA normal ✓AA large ✓AAA normal ✓

TextBlack text1.81:1AA normal ✗AA large ✗AAA normal ✗

Color Harmonies

Colors that pair well with #183B58 based on color wheel relationships. Click any swatch for its full breakdown.

Base#183B58 Complementary#583518 Analogous#185855 Analogous#181B58 Triadic#58183B Triadic#3B5818

Tints & Shades

Lighter tints and darker shades of #183B58, useful for hover states, backgrounds, and text variants.

Tints

#245984 #3077B0 #4B93CE #73ABD9 #9FC5E5 #CBE0F1

Shades

#15334C #132E44 #0F2638 #0D2030 #0A1824 #08131C

Use #183B58 in Our Tools

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