Skip to content

#1780df

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

RGB
23, 128, 223
HSL
209°, 81%, 48%
CMYK
90, 43, 0, 13
Luminance
0.2095

Every format

HEX#1780df
RGBrgb(23, 128, 223)
HSLhsl(209, 81%, 48%)
CMYKcmyk(90%, 43%, 0%, 13%)
LABlab(52.9 7.2 -56.0)
LCHlch(52.9 56.5 277.3)
OKLCHoklch(0.595 0.169 252.0)

Copy-ready code

/* CSS */
color: #1780df;
background-color: #1780df;
/* Tailwind (arbitrary) */
class="text-[#1780df] bg-[#1780df]"
/* SCSS */
$brand: #1780df;
/* SwiftUI */
Color(red: 0.090, green: 0.502, blue: 0.875)
/* Android */
Color.parseColor("#1780df")

Accessibility — WCAG contrast

Aa
#1780df on white: 4.05:1
AA ✗ fail · AA-large · AAA
Aa
#1780df on black: 5.19:1
AA ✓ pass · AA-large · AAA
true color
protanopia
deuteranopia
tritanopia

RGB percentages

Red9.0%
Green50.2%
Blue87.5%

CMYK percentages

Cyan89.7%
Magenta42.6%
Yellow0.0%
Key (black)12.5%

Color previews

#1780df text on a black background

contrast 5.19:1

Card sample

#1780df text on a white background

contrast 4.05:1

Card sample

CSS3 live lab

Text font color

The quick brown fox

color: #1780df;
Background color
Panel with #1780df background
background-color: #1780df;
Text shadow — hex

Glowing headline

text-shadow: 2px 2px 8px #1780df;
Text shadow — RGB

Soft neon halo

text-shadow: 0 0 14px rgba(23, 128, 223, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(23, 128, 223, 0.45);
Border & gradient
Gradient panel
border: 3px solid #1780df;
background: linear-gradient(135deg, #1780df, #3317DF);

Monochromatic scale

Palettes built from #1780df

Shades — darker

Tints — lighter

Hue & tone neighbors

Color harmonies

Nearest named colors

Work with #1780df in the Color Lab