#FF3700
Vivid Red
HEX
RGB
HSL
About #FF3700 Vivid Red
#FF3700 is a vivid red color. In the RGB color model, it is composed of 255 red, 55 green, and 0 blue. In the HSL color space, it has a hue of 13°, saturation of 100%, and lightness of 50%.
This color has a medium lightness value, making it a balanced tone ideal for both text and UI elements. With high saturation, it appears vibrant and eye-catching.
CSS Code
Use #FF3700 in your CSS, SCSS, or Tailwind projects.
Color Properties
13°
Hue
100%
Saturation
50%
Lightness
Vivid Red
Color Harmonies
Colors that work well with #FF3700 based on color theory.
Accessibility
WCAG 2.1 contrast ratio of #FF3700 against white and black backgrounds.
Aa#FF3700 on White
Contrast Ratio3.62:1
AA ✗AA Large ✓AAA ✗
Aa#FF3700 on Black
Contrast Ratio5.8:1
AA ✓AA Large ✓AAA ✗
Color Conversion Table
Complete conversion of #FF3700 across different color formats.
| Format | Value |
|---|---|
| HEX | #FF3700 |
| RGB | rgb(255, 55, 0) |
| HSL | hsl(13, 100%, 50%) |
| RGB Decimal | 255, 55, 0 |
| RGB Percent | 100.0%, 21.6%, 0.0% |
| CMYK (approx.) | 0%, 78%, 100%, 0% |
Related Palettes
12 palettes using #FF3700 or similar colors