#F3121D Color

#F3121D is rgb(243, 18, 29) in RGB and hsl(357, 90%, 51%) in HSL. The closest CSS named color is Red. Black text is most readable on this background.

#F3121D
HEX#F3121D
RGBrgb(243, 18, 29)
HSLhsl(357, 90%, 51%)
HSVhsv(357, 93%, 95%)
OKLCHoklch(61% 0.243 27.5)
CMYKcmyk(0%, 93%, 88%, 5%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #F3121D background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text4.27:1AA normal ✗AA large ✓AAA normal ✗
TextBlack text4.92:1AA normal ✓AA large ✓AAA normal ✗

Color Harmonies

Colors that pair well with #F3121D based on color wheel relationships. Click any swatch for its full breakdown.

Base#F3121DComplementary#12F3E7Analogous#F3128DAnalogous#F37712Triadic#1DF312Triadic#121DF3

Tints & Shades

Lighter tints and darker shades of #F3121D, useful for hover states, backgrounds, and text variants.

Use #F3121D in Our Tools

Hex to RGBHex to HSLHex to CMYKHex to PantoneRGBA to Hex