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#1f9df3

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

RGB
31, 157, 243
HSL
204°, 90%, 54%
CMYK
87, 35, 0, 5
Luminance
0.3088

Every format

HEX#1f9df3
RGBrgb(31, 157, 243)
HSLhsl(204, 90%, 54%)
CMYKcmyk(87%, 35%, 0%, 5%)
LABlab(62.4 -2.1 -52.0)
LCHlch(62.4 52.0 267.7)
OKLCHoklch(0.674 0.163 245.7)

Copy-ready code

/* CSS */
color: #1f9df3;
background-color: #1f9df3;
/* Tailwind (arbitrary) */
class="text-[#1f9df3] bg-[#1f9df3]"
/* SCSS */
$brand: #1f9df3;
/* SwiftUI */
Color(red: 0.122, green: 0.616, blue: 0.953)
/* Android */
Color.parseColor("#1f9df3")

Accessibility — WCAG contrast

Aa
#1f9df3 on white: 2.93:1
AA ✗ fail · AA-large · AAA
Aa
#1f9df3 on black: 7.18:1
AA ✓ pass · AA-large · AAA
true color
protanopia
deuteranopia
tritanopia

RGB percentages

Red12.2%
Green61.6%
Blue95.3%

CMYK percentages

Cyan87.2%
Magenta35.4%
Yellow0.0%
Key (black)4.7%

Color previews

#1f9df3 text on a black background

contrast 7.18:1

Card sample

#1f9df3 text on a white background

contrast 2.93:1

Card sample

CSS3 live lab

Text font color

The quick brown fox

color: #1f9df3;
Background color
Panel with #1f9df3 background
background-color: #1f9df3;
Text shadow — hex

Glowing headline

text-shadow: 2px 2px 8px #1f9df3;
Text shadow — RGB

Soft neon halo

text-shadow: 0 0 14px rgba(31, 157, 243, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(31, 157, 243, 0.45);
Border & gradient
Gradient panel
border: 3px solid #1f9df3;
background: linear-gradient(135deg, #1f9df3, #2E1FF3);

Monochromatic scale

Palettes built from #1f9df3

Shades — darker

Tints — lighter

Hue & tone neighbors

Color harmonies

Nearest named colors

Work with #1f9df3 in the Color Lab