#00515B Color
#00515B is rgb(0, 81, 91) in RGB and hsl(187, 100%, 18%) in HSL. The closest CSS named color is DarkSlateGray. White text is most readable on this background.
#00515B
HEX
#00515BRGB
rgb(0, 81, 91)HSL
hsl(187, 100%, 18%)HSV
hsv(187, 100%, 36%)OKLCH
oklch(39.8% 0.069 209.1)CMYK
cmyk(100%, 11%, 0%, 64%)Text Contrast & Accessibility
WCAG contrast ratios for text on a #00515B background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.
TextWhite text9.02:1AA normal ✓AA large ✓AAA normal ✓
TextBlack text2.33:1AA normal ✗AA large ✗AAA normal ✗
Color Harmonies
Colors that pair well with #00515B based on color wheel relationships. Click any swatch for its full breakdown.
Tints & Shades
Lighter tints and darker shades of #00515B, useful for hover states, backgrounds, and text variants.