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#18fdfd

a balanced, electric cyan · cool · “cyan”

RGB
24, 253, 253
HSL
180°, 98%, 54%
CMYK
91, 0, 0, 1
Luminance
0.7754

Every format

HEX#18fdfd
RGBrgb(24, 253, 253)
HSLhsl(180, 98%, 54%)
CMYKcmyk(91%, 0%, 0%, 1%)
LABlab(90.6 -47.2 -13.9)
LCHlch(90.6 49.2 196.4)
OKLCHoklch(0.901 0.152 194.8)

Copy-ready code

/* CSS */
color: #18fdfd;
background-color: #18fdfd;
/* Tailwind (arbitrary) */
class="text-[#18fdfd] bg-[#18fdfd]"
/* SCSS */
$brand: #18fdfd;
/* SwiftUI */
Color(red: 0.094, green: 0.992, blue: 0.992)
/* Android */
Color.parseColor("#18fdfd")

Accessibility — WCAG contrast

Aa
#18fdfd on white: 1.27:1
AA ✗ fail · AA-large · AAA
Aa
#18fdfd on black: 16.51:1
AA ✓ pass · AA-large · AAA
true color
protanopia
deuteranopia
tritanopia

RGB percentages

Red9.4%
Green99.2%
Blue99.2%

CMYK percentages

Cyan90.5%
Magenta0.0%
Yellow0.0%
Key (black)0.8%

Color previews

#18fdfd text on a black background

contrast 16.51:1

Card sample

#18fdfd text on a white background

contrast 1.27:1

Card sample

CSS3 live lab

Text font color

The quick brown fox

color: #18fdfd;
Background color
Panel with #18fdfd background
background-color: #18fdfd;
Text shadow — hex

Glowing headline

text-shadow: 2px 2px 8px #18fdfd;
Text shadow — RGB

Soft neon halo

text-shadow: 0 0 14px rgba(24, 253, 253, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(24, 253, 253, 0.45);
Border & gradient
Gradient panel
border: 3px solid #18fdfd;
background: linear-gradient(135deg, #18fdfd, #1864FD);

Monochromatic scale

Palettes built from #18fdfd

Shades — darker

Tints — lighter

Hue & tone neighbors

Color harmonies

Nearest named colors

Work with #18fdfd in the Color Lab