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#f5f308

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

RGB
245, 243, 8
HSL
60°, 94%, 50%
CMYK
0, 1, 97, 4
Luminance
0.8353

Every format

HEX#f5f308
RGBrgb(245, 243, 8)
HSLhsl(60, 94%, 50%)
CMYKcmyk(0%, 1%, 97%, 4%)
LABlab(93.3 -19.9 90.7)
LCHlch(93.3 92.8 102.4)
OKLCHoklch(0.935 0.202 109.1)

Copy-ready code

/* CSS */
color: #f5f308;
background-color: #f5f308;
/* Tailwind (arbitrary) */
class="text-[#f5f308] bg-[#f5f308]"
/* SCSS */
$brand: #f5f308;
/* SwiftUI */
Color(red: 0.961, green: 0.953, blue: 0.031)
/* Android */
Color.parseColor("#f5f308")

Accessibility — WCAG contrast

Aa
#f5f308 on white: 1.19:1
AA ✗ fail · AA-large · AAA
Aa
#f5f308 on black: 17.71:1
AA ✓ pass · AA-large · AAA
true color
protanopia
deuteranopia
tritanopia

RGB percentages

Red96.1%
Green95.3%
Blue3.1%

CMYK percentages

Cyan0.0%
Magenta0.8%
Yellow96.7%
Key (black)3.9%

Color previews

#f5f308 text on a black background

contrast 17.71:1

Card sample

#f5f308 text on a white background

contrast 1.19:1

Card sample

CSS3 live lab

Text font color

The quick brown fox

color: #f5f308;
Background color
Panel with #f5f308 background
background-color: #f5f308;
Text shadow — hex

Glowing headline

text-shadow: 2px 2px 8px #f5f308;
Text shadow — RGB

Soft neon halo

text-shadow: 0 0 14px rgba(245, 243, 8, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(245, 243, 8, 0.45);
Border & gradient
Gradient panel
border: 3px solid #f5f308;
background: linear-gradient(135deg, #f5f308, #59F508);

Monochromatic scale

Palettes built from #f5f308

Shades — darker

Tints — lighter

Hue & tone neighbors

Color harmonies

Nearest named colors

Work with #f5f308 in the Color Lab