Closest to Yellow
#FDFF63
Color conversions
Reference values for common CSS, design, and accessibility formats.
| Format | Value | Preview | Copy |
|---|---|---|---|
| HEX | FDFF63 | ||
| HEX with # | #FDFF63 | ||
| RGB | rgb(253, 255, 99) | ||
| RGBA | rgba(253, 255, 99, 1) | ||
| HSL | hsl(60.77 100% 69.41%) | ||
| HSLA | hsla(60.77, 100%, 69.41%, 1) | ||
| HSV | hsv(60.77, 61.18%, 100%) | ||
| CMYK | cmyk(0.78%, 0%, 61.18%, 0%) | ||
| OKLCH | oklch(97.05% 0.1739 109.94) |
Closest named matches
Color modifications
Lighter shades
Saturation steps
Suggested pairings
Split-complementary
Try this combo as a gradientUse this color in CSS
--color: #FDFF63;
bg-[#fdff63]
Accessibility quick-check
White text
1.07:1
Decorative only
Black text
19.66:1
AAA normal
Reference notes
As a reference color, #FDFF63 reads as bright yellow, with Yellow as its nearest named anchor. Because the hue is approximately 61 degrees, it belongs to the yellow family rather than a neutral family, even when used in small interface details. When documenting the color, keep the hex value as the canonical reference and treat the warm family label as a practical visual description rather than a fixed rule. The contrast checks on this page show whether it is more reliable with black text or white text, which is usually the first practical decision before using the color in UI. The modification grid is useful for finding a border, hover, or background companion without changing the underlying hue family too aggressively. For data visualization, avoid relying on this color alone; combine it with spacing, labels, or pattern differences so meaning is not carried only by hue. Use it for badges, highlights, product accents, and moments where quick recognition matters. Check contrast before placing body text on top of it, and pair it with nearby analogous colors when the design should stay calm.