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#ad3f10

a dark, electric orange · warm · closest name: firebrick

RGB
173, 63, 16
HSL
18°, 83%, 37%
CMYK
0, 64, 91, 32
Luminance
0.1248

Every format

HEX#ad3f10
RGBrgb(173, 63, 16)
HSLhsl(18, 83%, 37%)
CMYKcmyk(0%, 64%, 91%, 32%)
LABlab(42.0 43.0 48.1)
LCHlch(42.0 64.6 48.2)
OKLCHoklch(0.516 0.154 39.8)

Copy-ready code

/* CSS */
color: #ad3f10;
background-color: #ad3f10;
/* Tailwind (arbitrary) */
class="text-[#ad3f10] bg-[#ad3f10]"
/* SCSS */
$brand: #ad3f10;
/* SwiftUI */
Color(red: 0.678, green: 0.247, blue: 0.063)
/* Android */
Color.parseColor("#ad3f10")

Accessibility — WCAG contrast

Aa
#ad3f10 on white: 6.01:1
AA ✓ pass · AA-large · AAA
Aa
#ad3f10 on black: 3.50:1
AA ✗ fail · AA-large · AAA
true color
protanopia
deuteranopia
tritanopia

RGB percentages

Red67.8%
Green24.7%
Blue6.3%

CMYK percentages

Cyan0.0%
Magenta63.6%
Yellow90.8%
Key (black)32.2%

Color previews

#ad3f10 text on a black background

contrast 3.50:1

Card sample

#ad3f10 text on a white background

contrast 6.01:1

Card sample

CSS3 live lab

Text font color

The quick brown fox

color: #ad3f10;
Background color
Panel with #ad3f10 background
background-color: #ad3f10;
Text shadow — hex

Glowing headline

text-shadow: 2px 2px 8px #ad3f10;
Text shadow — RGB

Soft neon halo

text-shadow: 0 0 14px rgba(173, 63, 16, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(173, 63, 16, 0.45);
Border & gradient
Gradient panel
border: 3px solid #ad3f10;
background: linear-gradient(135deg, #ad3f10, #ADA810);

Monochromatic scale

Palettes built from #ad3f10

Shades — darker

Tints — lighter

Hue & tone neighbors

Color harmonies

Nearest named colors

Work with #ad3f10 in the Color Lab