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#2f3a9d

a dark, vivid blue · warm · closest name: midnightblue

RGB
47, 58, 157
HSL
234°, 54%, 40%
CMYK
70, 63, 0, 38
Luminance
0.0606

Every format

HEX#2f3a9d
RGBrgb(47, 58, 157)
HSLhsl(234, 54%, 40%)
CMYKcmyk(70%, 63%, 0%, 38%)
LABlab(29.6 29.5 -55.2)
LCHlch(29.6 62.6 298.1)
OKLCHoklch(0.405 0.160 272.2)

Copy-ready code

/* CSS */
color: #2f3a9d;
background-color: #2f3a9d;
/* Tailwind (arbitrary) */
class="text-[#2f3a9d] bg-[#2f3a9d]"
/* SCSS */
$brand: #2f3a9d;
/* SwiftUI */
Color(red: 0.184, green: 0.227, blue: 0.616)
/* Android */
Color.parseColor("#2f3a9d")

Accessibility — WCAG contrast

Aa
#2f3a9d on white: 9.49:1
AA ✓ pass · AA-large · AAA
Aa
#2f3a9d on black: 2.21:1
AA ✗ fail · AA-large · AAA
true color
protanopia
deuteranopia
tritanopia

RGB percentages

Red18.4%
Green22.7%
Blue61.6%

CMYK percentages

Cyan70.1%
Magenta63.1%
Yellow0.0%
Key (black)38.4%

Color previews

#2f3a9d text on a black background

contrast 2.21:1

Card sample

#2f3a9d text on a white background

contrast 9.49:1

Card sample

CSS3 live lab

Text font color

The quick brown fox

color: #2f3a9d;
Background color
Panel with #2f3a9d background
background-color: #2f3a9d;
Text shadow — hex

Glowing headline

text-shadow: 2px 2px 8px #2f3a9d;
Text shadow — RGB

Soft neon halo

text-shadow: 0 0 14px rgba(47, 58, 157, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(47, 58, 157, 0.45);
Border & gradient
Gradient panel
border: 3px solid #2f3a9d;
background: linear-gradient(135deg, #2f3a9d, #6D2F9D);

Monochromatic scale

Palettes built from #2f3a9d

Shades — darker

Tints — lighter

Hue & tone neighbors

Color harmonies

Nearest named colors

Work with #2f3a9d in the Color Lab