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#0c0b21

a deep, vivid blue · warm · closest name: black

RGB
12, 11, 33
HSL
243°, 50%, 9%
CMYK
64, 67, 0, 87
Luminance
0.0043

Every format

HEX#0c0b21
RGBrgb(12, 11, 33)
HSLhsl(243, 50%, 9%)
CMYKcmyk(64%, 67%, 0%, 87%)
LABlab(3.9 5.7 -13.6)
LCHlch(3.9 14.8 292.8)
OKLCHoklch(0.166 0.045 282.4)

Copy-ready code

/* CSS */
color: #0c0b21;
background-color: #0c0b21;
/* Tailwind (arbitrary) */
class="text-[#0c0b21] bg-[#0c0b21]"
/* SCSS */
$brand: #0c0b21;
/* SwiftUI */
Color(red: 0.047, green: 0.043, blue: 0.129)
/* Android */
Color.parseColor("#0c0b21")

Accessibility — WCAG contrast

Aa
#0c0b21 on white: 19.35:1
AA ✓ pass · AA-large · AAA
Aa
#0c0b21 on black: 1.09:1
AA ✗ fail · AA-large · AAA
true color
protanopia
deuteranopia
tritanopia

RGB percentages

Red4.7%
Green4.3%
Blue12.9%

CMYK percentages

Cyan63.6%
Magenta66.7%
Yellow0.0%
Key (black)87.1%

Color previews

#0c0b21 text on a black background

contrast 1.09:1

Card sample

#0c0b21 text on a white background

contrast 19.35:1

Card sample

CSS3 live lab

Text font color

The quick brown fox

color: #0c0b21;
Background color
Panel with #0c0b21 background
background-color: #0c0b21;
Text shadow — hex

Glowing headline

text-shadow: 2px 2px 8px #0c0b21;
Text shadow — RGB

Soft neon halo

text-shadow: 0 0 14px rgba(12, 11, 33, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(12, 11, 33, 0.45);
Border & gradient
Gradient panel
border: 3px solid #0c0b21;
background: linear-gradient(135deg, #0c0b21, #1B0B21);

Monochromatic scale

Palettes built from #0c0b21

Shades — darker

Tints — lighter

Hue & tone neighbors

Color harmonies

Nearest named colors

Work with #0c0b21 in the Color Lab