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#1fefff

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

RGB
31, 239, 255
HSL
184°, 100%, 56%
CMYK
88, 6, 0, 0
Luminance
0.6924

Every format

HEX#1fefff
RGBrgb(31, 239, 255)
HSLhsl(184, 100%, 56%)
CMYKcmyk(88%, 6%, 0%, 0%)
LABlab(86.6 -40.1 -20.9)
LCHlch(86.6 45.2 207.5)
OKLCHoklch(0.869 0.145 203.7)

Copy-ready code

/* CSS */
color: #1fefff;
background-color: #1fefff;
/* Tailwind (arbitrary) */
class="text-[#1fefff] bg-[#1fefff]"
/* SCSS */
$brand: #1fefff;
/* SwiftUI */
Color(red: 0.122, green: 0.937, blue: 1.000)
/* Android */
Color.parseColor("#1fefff")

Accessibility — WCAG contrast

Aa
#1fefff on white: 1.41:1
AA ✗ fail · AA-large · AAA
Aa
#1fefff on black: 14.85:1
AA ✓ pass · AA-large · AAA
true color
protanopia
deuteranopia
tritanopia

RGB percentages

Red12.2%
Green93.7%
Blue100.0%

CMYK percentages

Cyan87.8%
Magenta6.3%
Yellow0.0%
Key (black)0.0%

Color previews

#1fefff text on a black background

contrast 14.85:1

Card sample

#1fefff text on a white background

contrast 1.41:1

Card sample

CSS3 live lab

Text font color

The quick brown fox

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

Glowing headline

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

Soft neon halo

text-shadow: 0 0 14px rgba(31, 239, 255, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(31, 239, 255, 0.45);
Border & gradient
Gradient panel
border: 3px solid #1fefff;
background: linear-gradient(135deg, #1fefff, #1F5AFF);

Monochromatic scale

Palettes built from #1fefff

Shades — darker

Tints — lighter

Hue & tone neighbors

Color harmonies

Nearest named colors

Work with #1fefff in the Color Lab