Yellow — #FFFF00
#FFFF00 is a medium, vivid yellow. It is the CSS named color yellow.
Color values
| HEX | #FFFF00 |
| RGB | rgb(255, 255, 0) |
| HSL | hsl(60, 100%, 50%) |
| CMYK | cmyk(0%, 0%, 100%, 0%) |
| Decimal | 16776960 |
| CSS | color: #FFFF00; |
| Android | 0xFFFFFF00 |
| Swift | UIColor(red: 1.000, green: 1.000, blue: 0.000, alpha: 1) |
Accessibility and contrast
| White text on #FFFF00 | 1.07:1 — AA fail · AA large fail · AAA fail |
| Black text on #FFFF00 | 19.56:1 — AA pass · AA large pass · AAA pass |
| Recommended text color | black |
WCAG 2.1 asks for at least 4.5:1 for body text and 3:1 for large text (18 pt, or 14 pt bold).
Tints and shades of #FFFF00
Each swatch keeps the hue and saturation of #FFFF00 and varies only lightness — the quickest way to build a usable scale from a single brand color.
Colors that go with #FFFF00
Harmonies generated by rotating the hue on the color wheel while holding saturation and lightness constant.
Using #FFFF00 in code
/* CSS */
.element { color: #FFFF00; background-color: #FFFF00; }
.element { color: rgb(255 255 0); }
.element { color: hsl(60 100% 50%); }
/* Tailwind arbitrary value */
<div class="bg-[#FFFF00] text-black">
/* SCSS variable */
$brand: #FFFF00;Frequently asked questions
What color is #FFFF00?
#FFFF00 is a medium, vivid yellow, which CSS calls yellow. Its hue sits at 60° on the color wheel, with 100% saturation and 50% lightness.
What is #FFFF00 in RGB?
#FFFF00 converts to rgb(255, 255, 0) — 255 red, 255 green and 0 blue.
What is #FFFF00 in CMYK?
Approximately cmyk(0%, 0%, 100%, 0%). Print output depends on the ICC profile of the press and paper, so treat this as a starting point rather than an exact match.
Should text on #FFFF00 be white or black?
Black gives the better contrast ratio (19.56:1 versus 1.07:1).
What is the complementary color of #FFFF00?
#0000FF — the hue directly opposite #FFFF00 on the color wheel.