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#278564

a dark, vivid green · cool · closest name: seagreen

RGB
39, 133, 100
HSL
159°, 55%, 34%
CMYK
71, 0, 25, 48
Luminance
0.1813

Every format

HEX#278564
RGBrgb(39, 133, 100)
HSLhsl(159, 55%, 34%)
CMYKcmyk(71%, 0%, 25%, 48%)
LABlab(49.6 -35.5 10.0)
LCHlch(49.6 36.9 164.2)
OKLCHoklch(0.553 0.101 165.4)

Copy-ready code

/* CSS */
color: #278564;
background-color: #278564;
/* Tailwind (arbitrary) */
class="text-[#278564] bg-[#278564]"
/* SCSS */
$brand: #278564;
/* SwiftUI */
Color(red: 0.153, green: 0.522, blue: 0.392)
/* Android */
Color.parseColor("#278564")

Accessibility — WCAG contrast

Aa
#278564 on white: 4.54:1
AA ✓ pass · AA-large · AAA
Aa
#278564 on black: 4.63:1
AA ✓ pass · AA-large · AAA
true color
protanopia
deuteranopia
tritanopia

RGB percentages

Red15.3%
Green52.2%
Blue39.2%

CMYK percentages

Cyan70.7%
Magenta0.0%
Yellow24.8%
Key (black)47.8%

Color previews

#278564 text on a black background

contrast 4.63:1

Card sample

#278564 text on a white background

contrast 4.54:1

Card sample

CSS3 live lab

Text font color

The quick brown fox

color: #278564;
Background color
Panel with #278564 background
background-color: #278564;
Text shadow — hex

Glowing headline

text-shadow: 2px 2px 8px #278564;
Text shadow — RGB

Soft neon halo

text-shadow: 0 0 14px rgba(39, 133, 100, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(39, 133, 100, 0.45);
Border & gradient
Gradient panel
border: 3px solid #278564;
background: linear-gradient(135deg, #278564, #276785);

Monochromatic scale

Palettes built from #278564

Shades — darker

Tints — lighter

Hue & tone neighbors

Color harmonies

Nearest named colors

Work with #278564 in the Color Lab