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#f02b21

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

RGB
240, 43, 33
HSL
3°, 87%, 54%
CMYK
0, 82, 86, 6
Luminance
0.2036

Every format

HEX#f02b21
RGBrgb(240, 43, 33)
HSLhsl(3, 87%, 54%)
CMYKcmyk(0%, 82%, 86%, 6%)
LABlab(52.3 71.2 54.6)
LCHlch(52.3 89.7 37.5)
OKLCHoklch(0.616 0.230 29.0)

Copy-ready code

/* CSS */
color: #f02b21;
background-color: #f02b21;
/* Tailwind (arbitrary) */
class="text-[#f02b21] bg-[#f02b21]"
/* SCSS */
$brand: #f02b21;
/* SwiftUI */
Color(red: 0.941, green: 0.169, blue: 0.129)
/* Android */
Color.parseColor("#f02b21")

Accessibility — WCAG contrast

Aa
#f02b21 on white: 4.14:1
AA ✗ fail · AA-large · AAA
Aa
#f02b21 on black: 5.07:1
AA ✓ pass · AA-large · AAA
true color
protanopia
deuteranopia
tritanopia

RGB percentages

Red94.1%
Green16.9%
Blue12.9%

CMYK percentages

Cyan0.0%
Magenta82.1%
Yellow86.3%
Key (black)5.9%

Color previews

#f02b21 text on a black background

contrast 5.07:1

Card sample

#f02b21 text on a white background

contrast 4.14:1

Card sample

CSS3 live lab

Text font color

The quick brown fox

color: #f02b21;
Background color
Panel with #f02b21 background
background-color: #f02b21;
Text shadow — hex

Glowing headline

text-shadow: 2px 2px 8px #f02b21;
Text shadow — RGB

Soft neon halo

text-shadow: 0 0 14px rgba(240, 43, 33, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(240, 43, 33, 0.45);
Border & gradient
Gradient panel
border: 3px solid #f02b21;
background: linear-gradient(135deg, #f02b21, #F0B521);

Monochromatic scale

Palettes built from #f02b21

Shades — darker

Tints — lighter

Hue & tone neighbors

Color harmonies

Nearest named colors

Work with #f02b21 in the Color Lab