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#0f3df0

a balanced, electric blue · warm · closest name: blue

RGB
15, 61, 240
HSL
228°, 88%, 50%
CMYK
94, 75, 0, 6
Luminance
0.0973

Every format

HEX#0f3df0
RGBrgb(15, 61, 240)
HSLhsl(228, 88%, 50%)
CMYKcmyk(94%, 75%, 0%, 6%)
LABlab(37.4 55.0 -91.0)
LCHlch(37.4 106.3 301.1)
OKLCHoklch(0.482 0.265 264.7)

Copy-ready code

/* CSS */
color: #0f3df0;
background-color: #0f3df0;
/* Tailwind (arbitrary) */
class="text-[#0f3df0] bg-[#0f3df0]"
/* SCSS */
$brand: #0f3df0;
/* SwiftUI */
Color(red: 0.059, green: 0.239, blue: 0.941)
/* Android */
Color.parseColor("#0f3df0")

Accessibility — WCAG contrast

Aa
#0f3df0 on white: 7.13:1
AA ✓ pass · AA-large · AAA
Aa
#0f3df0 on black: 2.95:1
AA ✗ fail · AA-large · AAA
true color
protanopia
deuteranopia
tritanopia

RGB percentages

Red5.9%
Green23.9%
Blue94.1%

CMYK percentages

Cyan93.8%
Magenta74.6%
Yellow0.0%
Key (black)5.9%

Color previews

#0f3df0 text on a black background

contrast 2.95:1

Card sample

#0f3df0 text on a white background

contrast 7.13:1

Card sample

CSS3 live lab

Text font color

The quick brown fox

color: #0f3df0;
Background color
Panel with #0f3df0 background
background-color: #0f3df0;
Text shadow — hex

Glowing headline

text-shadow: 2px 2px 8px #0f3df0;
Text shadow — RGB

Soft neon halo

text-shadow: 0 0 14px rgba(15, 61, 240, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(15, 61, 240, 0.45);
Border & gradient
Gradient panel
border: 3px solid #0f3df0;
background: linear-gradient(135deg, #0f3df0, #770FF0);

Monochromatic scale

Palettes built from #0f3df0

Shades — darker

Tints — lighter

Hue & tone neighbors

Color harmonies

Nearest named colors

Work with #0f3df0 in the Color Lab