#233E57 Color
#233E57 is rgb(35, 62, 87) in RGB and hsl(209, 43%, 24%) in HSL. The closest CSS named color is DarkSlateGray. White text is most readable on this background.
#233E57
HEX
#233E57RGB
rgb(35, 62, 87)HSL
hsl(209, 43%, 24%)HSV
hsv(209, 60%, 34%)OKLCH
oklch(35.4% 0.055 247.8)CMYK
cmyk(60%, 29%, 0%, 66%)Text Contrast & Accessibility
WCAG contrast ratios for text on a #233E57 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.
TextWhite text11.06:1AA normal ✓AA large ✓AAA normal ✓
TextBlack text1.9:1AA normal ✗AA large ✗AAA normal ✗
Color Harmonies
Colors that pair well with #233E57 based on color wheel relationships. Click any swatch for its full breakdown.
Tints & Shades
Lighter tints and darker shades of #233E57, useful for hover states, backgrounds, and text variants.