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#f3df55

a balanced, electric yellow · cool · closest name: gold

RGB
243, 223, 85
HSL
52°, 87%, 64%
CMYK
0, 8, 65, 5
Luminance
0.7249

Every format

HEX#f3df55
RGBrgb(243, 223, 85)
HSLhsl(52, 87%, 64%)
CMYKcmyk(0%, 8%, 65%, 5%)
LABlab(88.2 -8.7 67.6)
LCHlch(88.2 68.1 97.3)
OKLCHoklch(0.895 0.155 101.0)

Copy-ready code

/* CSS */
color: #f3df55;
background-color: #f3df55;
/* Tailwind (arbitrary) */
class="text-[#f3df55] bg-[#f3df55]"
/* SCSS */
$brand: #f3df55;
/* SwiftUI */
Color(red: 0.953, green: 0.875, blue: 0.333)
/* Android */
Color.parseColor("#f3df55")

Accessibility — WCAG contrast

Aa
#f3df55 on white: 1.36:1
AA ✗ fail · AA-large · AAA
Aa
#f3df55 on black: 15.50:1
AA ✓ pass · AA-large · AAA
true color
protanopia
deuteranopia
tritanopia

RGB percentages

Red95.3%
Green87.5%
Blue33.3%

CMYK percentages

Cyan0.0%
Magenta8.2%
Yellow65.0%
Key (black)4.7%

Color previews

#f3df55 text on a black background

contrast 15.50:1

Card sample

#f3df55 text on a white background

contrast 1.36:1

Card sample

CSS3 live lab

Text font color

The quick brown fox

color: #f3df55;
Background color
Panel with #f3df55 background
background-color: #f3df55;
Text shadow — hex

Glowing headline

text-shadow: 2px 2px 8px #f3df55;
Text shadow — RGB

Soft neon halo

text-shadow: 0 0 14px rgba(243, 223, 85, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(243, 223, 85, 0.45);
Border & gradient
Gradient panel
border: 3px solid #f3df55;
background: linear-gradient(135deg, #f3df55, #9EF355);

Monochromatic scale

Palettes built from #f3df55

Shades — darker

Tints — lighter

Hue & tone neighbors

Color harmonies

Nearest named colors

Work with #f3df55 in the Color Lab