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#58acef

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

RGB
88, 172, 239
HSL
207°, 83%, 64%
CMYK
63, 28, 0, 6
Luminance
0.3781

Every format

HEX#58acef
RGBrgb(88, 172, 239)
HSLhsl(207, 83%, 64%)
CMYKcmyk(63%, 28%, 0%, 6%)
LABlab(67.9 -5.4 -41.1)
LCHlch(67.9 41.4 262.5)
OKLCHoklch(0.720 0.128 245.0)

Copy-ready code

/* CSS */
color: #58acef;
background-color: #58acef;
/* Tailwind (arbitrary) */
class="text-[#58acef] bg-[#58acef]"
/* SCSS */
$brand: #58acef;
/* SwiftUI */
Color(red: 0.345, green: 0.675, blue: 0.937)
/* Android */
Color.parseColor("#58acef")

Accessibility — WCAG contrast

Aa
#58acef on white: 2.45:1
AA ✗ fail · AA-large · AAA
Aa
#58acef on black: 8.56:1
AA ✓ pass · AA-large · AAA
true color
protanopia
deuteranopia
tritanopia

RGB percentages

Red34.5%
Green67.5%
Blue93.7%

CMYK percentages

Cyan63.2%
Magenta28.0%
Yellow0.0%
Key (black)6.3%

Color previews

#58acef text on a black background

contrast 8.56:1

Card sample

#58acef text on a white background

contrast 2.45:1

Card sample

CSS3 live lab

Text font color

The quick brown fox

color: #58acef;
Background color
Panel with #58acef background
background-color: #58acef;
Text shadow — hex

Glowing headline

text-shadow: 2px 2px 8px #58acef;
Text shadow — RGB

Soft neon halo

text-shadow: 0 0 14px rgba(88, 172, 239, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(88, 172, 239, 0.45);
Border & gradient
Gradient panel
border: 3px solid #58acef;
background: linear-gradient(135deg, #58acef, #6958EF);

Monochromatic scale

Palettes built from #58acef

Shades — darker

Tints — lighter

Hue & tone neighbors

Color harmonies

Nearest named colors

Work with #58acef in the Color Lab