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#ff4b3b

a balanced, electric red · warm · closest name: tomato

RGB
255, 75, 59
HSL
5°, 100%, 62%
CMYK
0, 71, 77, 0
Luminance
0.2661

Every format

HEX#ff4b3b
RGBrgb(255, 75, 59)
HSLhsl(5, 100%, 62%)
CMYKcmyk(0%, 71%, 77%, 0%)
LABlab(58.6 66.8 48.8)
LCHlch(58.6 82.7 36.2)
OKLCHoklch(0.669 0.219 29.2)

Copy-ready code

/* CSS */
color: #ff4b3b;
background-color: #ff4b3b;
/* Tailwind (arbitrary) */
class="text-[#ff4b3b] bg-[#ff4b3b]"
/* SCSS */
$brand: #ff4b3b;
/* SwiftUI */
Color(red: 1.000, green: 0.294, blue: 0.231)
/* Android */
Color.parseColor("#ff4b3b")

Accessibility — WCAG contrast

Aa
#ff4b3b on white: 3.32:1
AA ✗ fail · AA-large · AAA
Aa
#ff4b3b on black: 6.32:1
AA ✓ pass · AA-large · AAA
true color
protanopia
deuteranopia
tritanopia

RGB percentages

Red100.0%
Green29.4%
Blue23.1%

CMYK percentages

Cyan0.0%
Magenta70.6%
Yellow76.9%
Key (black)0.0%

Color previews

#ff4b3b text on a black background

contrast 6.32:1

Card sample

#ff4b3b text on a white background

contrast 3.32:1

Card sample

CSS3 live lab

Text font color

The quick brown fox

color: #ff4b3b;
Background color
Panel with #ff4b3b background
background-color: #ff4b3b;
Text shadow — hex

Glowing headline

text-shadow: 2px 2px 8px #ff4b3b;
Text shadow — RGB

Soft neon halo

text-shadow: 0 0 14px rgba(255, 75, 59, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(255, 75, 59, 0.45);
Border & gradient
Gradient panel
border: 3px solid #ff4b3b;
background: linear-gradient(135deg, #ff4b3b, #FFCE3B);

Monochromatic scale

Palettes built from #ff4b3b

Shades — darker

Tints — lighter

Hue & tone neighbors

Color harmonies

Nearest named colors

Work with #ff4b3b in the Color Lab