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#310bc9

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

RGB
49, 11, 201
HSL
252°, 90%, 42%
CMYK
76, 95, 0, 21
Luminance
0.0511

Every format

HEX#310bc9
RGBrgb(49, 11, 201)
HSLhsl(252, 90%, 42%)
CMYKcmyk(76%, 95%, 0%, 21%)
LABlab(27.0 64.8 -85.7)
LCHlch(27.0 107.4 307.1)
OKLCHoklch(0.401 0.248 273.9)

Copy-ready code

/* CSS */
color: #310bc9;
background-color: #310bc9;
/* Tailwind (arbitrary) */
class="text-[#310bc9] bg-[#310bc9]"
/* SCSS */
$brand: #310bc9;
/* SwiftUI */
Color(red: 0.192, green: 0.043, blue: 0.788)
/* Android */
Color.parseColor("#310bc9")

Accessibility — WCAG contrast

Aa
#310bc9 on white: 10.39:1
AA ✓ pass · AA-large · AAA
Aa
#310bc9 on black: 2.02:1
AA ✗ fail · AA-large · AAA
true color
protanopia
deuteranopia
tritanopia

RGB percentages

Red19.2%
Green4.3%
Blue78.8%

CMYK percentages

Cyan75.6%
Magenta94.5%
Yellow0.0%
Key (black)21.2%

Color previews

#310bc9 text on a black background

contrast 2.02:1

Card sample

#310bc9 text on a white background

contrast 10.39:1

Card sample

CSS3 live lab

Text font color

The quick brown fox

color: #310bc9;
Background color
Panel with #310bc9 background
background-color: #310bc9;
Text shadow — hex

Glowing headline

text-shadow: 2px 2px 8px #310bc9;
Text shadow — RGB

Soft neon halo

text-shadow: 0 0 14px rgba(49, 11, 201, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(49, 11, 201, 0.45);
Border & gradient
Gradient panel
border: 3px solid #310bc9;
background: linear-gradient(135deg, #310bc9, #B00BC9);

Monochromatic scale

Palettes built from #310bc9

Shades — darker

Tints — lighter

Hue & tone neighbors

Color harmonies

Nearest named colors

Work with #310bc9 in the Color Lab