#F31621 Color

#F31621 is rgb(243, 22, 33) in RGB and hsl(357, 90%, 52%) in HSL. The closest CSS named color is Crimson. Black text is most readable on this background.

#F31621

HEX#F31621

RGBrgb(243, 22, 33)

HSLhsl(357, 90%, 52%)

HSVhsv(357, 91%, 95%)

OKLCHoklch(61.2% 0.242 27.2)

CMYKcmyk(0%, 91%, 86%, 5%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #F31621 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text4.24:1AA normal ✗AA large ✓AAA normal ✗

TextBlack text4.95:1AA normal ✓AA large ✓AAA normal ✗

Color Harmonies

Colors that pair well with #F31621 based on color wheel relationships. Click any swatch for its full breakdown.

Base#F31621 Complementary#16F3E8 Analogous#F31690 Analogous#F37A16 Triadic#21F316 Triadic#1621F3

Tints & Shades

Lighter tints and darker shades of #F31621, useful for hover states, backgrounds, and text variants.

Tints

#F53842 #F6555D #F8777E #F99499 #FBB6BA #FDD3D5

Shades

#DA0B16 #B80A12 #96080F #79060C #570509 #350305

Use #F31621 in Our Tools

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