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#2b9fdf

a balanced, vivid blue · cool · closest name: steelblue

RGB
43, 159, 223
HSL
201°, 74%, 52%
CMYK
81, 29, 0, 13
Luminance
0.3064

Every format

HEX#2b9fdf
RGBrgb(43, 159, 223)
HSLhsl(201, 74%, 52%)
CMYKcmyk(81%, 29%, 0%, 13%)
LABlab(62.2 -9.6 -41.3)
LCHlch(62.2 42.4 257.0)
OKLCHoklch(0.669 0.137 238.8)

Copy-ready code

/* CSS */
color: #2b9fdf;
background-color: #2b9fdf;
/* Tailwind (arbitrary) */
class="text-[#2b9fdf] bg-[#2b9fdf]"
/* SCSS */
$brand: #2b9fdf;
/* SwiftUI */
Color(red: 0.169, green: 0.624, blue: 0.875)
/* Android */
Color.parseColor("#2b9fdf")

Accessibility — WCAG contrast

Aa
#2b9fdf on white: 2.95:1
AA ✗ fail · AA-large · AAA
Aa
#2b9fdf on black: 7.13:1
AA ✓ pass · AA-large · AAA
true color
protanopia
deuteranopia
tritanopia

RGB percentages

Red16.9%
Green62.4%
Blue87.5%

CMYK percentages

Cyan80.7%
Magenta28.7%
Yellow0.0%
Key (black)12.5%

Color previews

#2b9fdf text on a black background

contrast 7.13:1

Card sample

#2b9fdf text on a white background

contrast 2.95:1

Card sample

CSS3 live lab

Text font color

The quick brown fox

color: #2b9fdf;
Background color
Panel with #2b9fdf background
background-color: #2b9fdf;
Text shadow — hex

Glowing headline

text-shadow: 2px 2px 8px #2b9fdf;
Text shadow — RGB

Soft neon halo

text-shadow: 0 0 14px rgba(43, 159, 223, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(43, 159, 223, 0.45);
Border & gradient
Gradient panel
border: 3px solid #2b9fdf;
background: linear-gradient(135deg, #2b9fdf, #2F2BDF);

Monochromatic scale

Palettes built from #2b9fdf

Shades — darker

Tints — lighter

Hue & tone neighbors

Color harmonies

Nearest named colors

Work with #2b9fdf in the Color Lab