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#ddf133

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

RGB
221, 241, 51
HSL
66°, 87%, 57%
CMYK
8, 0, 79, 6
Luminance
0.7852

Every format

HEX#ddf133
RGBrgb(221, 241, 51)
HSLhsl(66, 87%, 57%)
CMYKcmyk(8%, 0%, 79%, 6%)
LABlab(91.0 -27.9 81.2)
LCHlch(91.0 85.8 109.0)
OKLCHoklch(0.913 0.196 115.9)

Copy-ready code

/* CSS */
color: #ddf133;
background-color: #ddf133;
/* Tailwind (arbitrary) */
class="text-[#ddf133] bg-[#ddf133]"
/* SCSS */
$brand: #ddf133;
/* SwiftUI */
Color(red: 0.867, green: 0.945, blue: 0.200)
/* Android */
Color.parseColor("#ddf133")

Accessibility — WCAG contrast

Aa
#ddf133 on white: 1.26:1
AA ✗ fail · AA-large · AAA
Aa
#ddf133 on black: 16.70:1
AA ✓ pass · AA-large · AAA
true color
protanopia
deuteranopia
tritanopia

RGB percentages

Red86.7%
Green94.5%
Blue20.0%

CMYK percentages

Cyan8.3%
Magenta0.0%
Yellow78.8%
Key (black)5.5%

Color previews

#ddf133 text on a black background

contrast 16.70:1

Card sample

#ddf133 text on a white background

contrast 1.26:1

Card sample

CSS3 live lab

Text font color

The quick brown fox

color: #ddf133;
Background color
Panel with #ddf133 background
background-color: #ddf133;
Text shadow — hex

Glowing headline

text-shadow: 2px 2px 8px #ddf133;
Text shadow — RGB

Soft neon halo

text-shadow: 0 0 14px rgba(221, 241, 51, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(221, 241, 51, 0.45);
Border & gradient
Gradient panel
border: 3px solid #ddf133;
background: linear-gradient(135deg, #ddf133, #5FF133);

Monochromatic scale

Palettes built from #ddf133

Shades — darker

Tints — lighter

Hue & tone neighbors

Color harmonies

Nearest named colors

Work with #ddf133 in the Color Lab