#284A57 Color
#284A57 is rgb(40, 74, 87) in RGB and hsl(197, 37%, 25%) in HSL. The closest CSS named color is DarkSlateGray. White text is most readable on this background.
#284A57
HEX
#284A57RGB
rgb(40, 74, 87)HSL
hsl(197, 37%, 25%)HSV
hsv(197, 54%, 34%)OKLCH
oklch(38.9% 0.045 224.8)CMYK
cmyk(54%, 15%, 0%, 66%)Text Contrast & Accessibility
WCAG contrast ratios for text on a #284A57 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.
TextWhite text9.51:1AA normal ✓AA large ✓AAA normal ✓
TextBlack text2.21:1AA normal ✗AA large ✗AAA normal ✗
Color Harmonies
Colors that pair well with #284A57 based on color wheel relationships. Click any swatch for its full breakdown.
Tints & Shades
Lighter tints and darker shades of #284A57, useful for hover states, backgrounds, and text variants.