#FF0000 — Tints, Shades & Color Values
#FF0000 is a medium, vivid red. It is exactly the CSS named color red. For readable text on a #FF0000 background, black text gives the strongest contrast (5.25:1). #FF0000 sits in the middle of the lightness range, so it can serve as a primary brand or accent color — use its tints for backgrounds and its shades for text and pressed states.
Color Values
| Hex | #FF0000 |
|---|---|
| RGB | rgb(255, 0, 0) |
| HSL | hsl(0, 100%, 50%) |
| HSV / HSB | 0°, 100%, 100% |
| Nearest named | red (#ff0000) |
Need these in another format? Use our hex to RGB converter for quick two-way conversion.
Tints of #FF0000 (Mixed with White)
Each step blends the base color toward white using new = old + (255 − old) × factor. Click a swatch to open it in the generator.
-
10% tint
#ff1a1a -
20% tint
#ff3333 -
30% tint
#ff4d4d -
40% tint
#ff6666 -
50% tint
#ff8080 -
60% tint
#ff9999 -
70% tint
#ffb3b3 -
80% tint
#ffcccc -
90% tint
#ffe6e6
Shades of #FF0000 (Mixed with Black)
Each step blends the base color toward black using new = old × (1 − factor).
-
10% shade
#e60000 -
20% shade
#cc0000 -
30% shade
#b30000 -
40% shade
#990000 -
50% shade
#800000 -
60% shade
#660000 -
70% shade
#4d0000 -
80% shade
#330000 -
90% shade
#190000
WCAG Contrast & Accessibility
Contrast ratios for text placed on a #FF0000 background. WCAG requires 4.5:1 for normal text (AA), 3:1 for large text (AA), and 7:1 for normal text (AAA).
| Text color | White text 4.00:1 — AA normal: Fail · AA large: Pass · AAA: Fail |
|---|---|
| Black text 5.25:1 — AA normal: Pass · AA large: Pass · AAA: Fail |
If neither pure white nor pure black reaches the level you need, pick a darker shade of #FF0000 from the ramps above as the background instead — small lightness moves change contrast quickly.
Browse more colors in the color library, or start from any hex code on the HexTints homepage.