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#2a5fdf

a balanced, vivid blue · cool · closest name: royalblue

RGB
42, 95, 223
HSL
222°, 74%, 52%
CMYK
81, 57, 0, 13
Luminance
0.1400

Every format

HEX#2a5fdf
RGBrgb(42, 95, 223)
HSLhsl(222, 74%, 52%)
CMYKcmyk(81%, 57%, 0%, 13%)
LABlab(44.2 29.4 -70.0)
LCHlch(44.2 75.9 292.8)
OKLCHoklch(0.530 0.204 263.8)

Copy-ready code

/* CSS */
color: #2a5fdf;
background-color: #2a5fdf;
/* Tailwind (arbitrary) */
class="text-[#2a5fdf] bg-[#2a5fdf]"
/* SCSS */
$brand: #2a5fdf;
/* SwiftUI */
Color(red: 0.165, green: 0.373, blue: 0.875)
/* Android */
Color.parseColor("#2a5fdf")

Accessibility — WCAG contrast

Aa
#2a5fdf on white: 5.53:1
AA ✓ pass · AA-large · AAA
Aa
#2a5fdf on black: 3.80:1
AA ✗ fail · AA-large · AAA
true color
protanopia
deuteranopia
tritanopia

RGB percentages

Red16.5%
Green37.3%
Blue87.5%

CMYK percentages

Cyan81.2%
Magenta57.4%
Yellow0.0%
Key (black)12.5%

Color previews

#2a5fdf text on a black background

contrast 3.80:1

Card sample

#2a5fdf text on a white background

contrast 5.53:1

Card sample

CSS3 live lab

Text font color

The quick brown fox

color: #2a5fdf;
Background color
Panel with #2a5fdf background
background-color: #2a5fdf;
Text shadow — hex

Glowing headline

text-shadow: 2px 2px 8px #2a5fdf;
Text shadow — RGB

Soft neon halo

text-shadow: 0 0 14px rgba(42, 95, 223, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(42, 95, 223, 0.45);
Border & gradient
Gradient panel
border: 3px solid #2a5fdf;
background: linear-gradient(135deg, #2a5fdf, #6E2ADF);

Monochromatic scale

Palettes built from #2a5fdf

Shades — darker

Tints — lighter

Hue & tone neighbors

Color harmonies

Nearest named colors

Work with #2a5fdf in the Color Lab