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#1dfdff

a balanced, electric cyan · cool · “cyan”

RGB
29, 253, 255
HSL
181°, 100%, 56%
CMYK
89, 1, 0, 0
Luminance
0.7773

Every format

HEX#1dfdff
RGBrgb(29, 253, 255)
HSLhsl(181, 100%, 56%)
CMYKcmyk(89%, 1%, 0%, 0%)
LABlab(90.7 -46.4 -14.8)
LCHlch(90.7 48.7 197.7)
OKLCHoklch(0.902 0.151 195.9)

Copy-ready code

/* CSS */
color: #1dfdff;
background-color: #1dfdff;
/* Tailwind (arbitrary) */
class="text-[#1dfdff] bg-[#1dfdff]"
/* SCSS */
$brand: #1dfdff;
/* SwiftUI */
Color(red: 0.114, green: 0.992, blue: 1.000)
/* Android */
Color.parseColor("#1dfdff")

Accessibility — WCAG contrast

Aa
#1dfdff on white: 1.27:1
AA ✗ fail · AA-large · AAA
Aa
#1dfdff on black: 16.55:1
AA ✓ pass · AA-large · AAA
true color
protanopia
deuteranopia
tritanopia

RGB percentages

Red11.4%
Green99.2%
Blue100.0%

CMYK percentages

Cyan88.6%
Magenta0.8%
Yellow0.0%
Key (black)0.0%

Color previews

#1dfdff text on a black background

contrast 16.55:1

Card sample

#1dfdff text on a white background

contrast 1.27:1

Card sample

CSS3 live lab

Text font color

The quick brown fox

color: #1dfdff;
Background color
Panel with #1dfdff background
background-color: #1dfdff;
Text shadow — hex

Glowing headline

text-shadow: 2px 2px 8px #1dfdff;
Text shadow — RGB

Soft neon halo

text-shadow: 0 0 14px rgba(29, 253, 255, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(29, 253, 255, 0.45);
Border & gradient
Gradient panel
border: 3px solid #1dfdff;
background: linear-gradient(135deg, #1dfdff, #1D66FF);

Monochromatic scale

Palettes built from #1dfdff

Shades — darker

Tints — lighter

Hue & tone neighbors

Color harmonies

Nearest named colors

Work with #1dfdff in the Color Lab