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#f3df1f

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

RGB
243, 223, 31
HSL
54°, 90%, 54%
CMYK
0, 8, 87, 5
Luminance
0.7193

Every format

HEX#f3df1f
RGBrgb(243, 223, 31)
HSLhsl(54, 90%, 54%)
CMYKcmyk(0%, 8%, 87%, 5%)
LABlab(87.9 -10.7 83.8)
LCHlch(87.9 84.4 97.3)
OKLCHoklch(0.892 0.182 102.6)

Copy-ready code

/* CSS */
color: #f3df1f;
background-color: #f3df1f;
/* Tailwind (arbitrary) */
class="text-[#f3df1f] bg-[#f3df1f]"
/* SCSS */
$brand: #f3df1f;
/* SwiftUI */
Color(red: 0.953, green: 0.875, blue: 0.122)
/* Android */
Color.parseColor("#f3df1f")

Accessibility — WCAG contrast

Aa
#f3df1f on white: 1.36:1
AA ✗ fail · AA-large · AAA
Aa
#f3df1f on black: 15.39:1
AA ✓ pass · AA-large · AAA
true color
protanopia
deuteranopia
tritanopia

RGB percentages

Red95.3%
Green87.5%
Blue12.2%

CMYK percentages

Cyan0.0%
Magenta8.2%
Yellow87.2%
Key (black)4.7%

Color previews

#f3df1f text on a black background

contrast 15.39:1

Card sample

#f3df1f text on a white background

contrast 1.36:1

Card sample

CSS3 live lab

Text font color

The quick brown fox

color: #f3df1f;
Background color
Panel with #f3df1f background
background-color: #f3df1f;
Text shadow — hex

Glowing headline

text-shadow: 2px 2px 8px #f3df1f;
Text shadow — RGB

Soft neon halo

text-shadow: 0 0 14px rgba(243, 223, 31, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(243, 223, 31, 0.45);
Border & gradient
Gradient panel
border: 3px solid #f3df1f;
background: linear-gradient(135deg, #f3df1f, #7AF31F);

Monochromatic scale

Palettes built from #f3df1f

Shades — darker

Tints — lighter

Hue & tone neighbors

Color harmonies

Nearest named colors

Work with #f3df1f in the Color Lab