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#ceff4b

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

RGB
206, 255, 75
HSL
76°, 100%, 65%
CMYK
19, 0, 71, 0
Luminance
0.8515

Every format

HEX#ceff4b
RGBrgb(206, 255, 75)
HSLhsl(76, 100%, 65%)
CMYKcmyk(19%, 0%, 71%, 0%)
LABlab(94.0 -39.1 76.3)
LCHlch(94.0 85.7 117.2)
OKLCHoklch(0.934 0.205 123.7)

Copy-ready code

/* CSS */
color: #ceff4b;
background-color: #ceff4b;
/* Tailwind (arbitrary) */
class="text-[#ceff4b] bg-[#ceff4b]"
/* SCSS */
$brand: #ceff4b;
/* SwiftUI */
Color(red: 0.808, green: 1.000, blue: 0.294)
/* Android */
Color.parseColor("#ceff4b")

Accessibility — WCAG contrast

Aa
#ceff4b on white: 1.16:1
AA ✗ fail · AA-large · AAA
Aa
#ceff4b on black: 18.03:1
AA ✓ pass · AA-large · AAA
true color
protanopia
deuteranopia
tritanopia

RGB percentages

Red80.8%
Green100.0%
Blue29.4%

CMYK percentages

Cyan19.2%
Magenta0.0%
Yellow70.6%
Key (black)0.0%

Color previews

#ceff4b text on a black background

contrast 18.03:1

Card sample

#ceff4b text on a white background

contrast 1.16:1

Card sample

CSS3 live lab

Text font color

The quick brown fox

color: #ceff4b;
Background color
Panel with #ceff4b background
background-color: #ceff4b;
Text shadow — hex

Glowing headline

text-shadow: 2px 2px 8px #ceff4b;
Text shadow — RGB

Soft neon halo

text-shadow: 0 0 14px rgba(206, 255, 75, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(206, 255, 75, 0.45);
Border & gradient
Gradient panel
border: 3px solid #ceff4b;
background: linear-gradient(135deg, #ceff4b, #56FF4B);

Monochromatic scale

Palettes built from #ceff4b

Shades — darker

Tints — lighter

Hue & tone neighbors

Color harmonies

Nearest named colors

Work with #ceff4b in the Color Lab