#287E8C

Color Details

HEX
#287E8C
RGB
rgb(40, 126, 140)
HSL
hsl(188, 56%, 35%)
CMYK
cmyk(71%, 10%, 0%, 45%)
Best text on this color #FFFFFF (CR 4.72:1) Determined by WCAG contrast ratio

Readability Previews

Black on #287e8c
Contrast 4.45:1 Fail
White on #287e8c
Contrast 4.72:1 AA
#287e8c on Black
Contrast 4.45:1 Fail
#287e8c on White
Contrast 4.72:1 AA

Tints & Shades

#5398a3
#7eb2ba
#a9cbd1
#206570
#184c54
#103238

Complement & Analogous

#8b3527
#274c8b
#278b67

Triadic

#8b277e
#7e8b27

Monochrome

#103238 #184c54 #287e8c #7eb2ba #a9cbd1 #d4e5e8

Analogous

#278b67 #68ae95 #287e8c #5270a2 #274c8b #1f3d6f

Complementary Mix

#184c54 #287e8c #7eb2ba #8b3527 #b47c73 #5a2219

Nearby Colors

#287e8b
#287e8d
#287e7c
#287e9c

Embed #287E8C swatch

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About #287E8C

#287E8C converts to RGB(40, 126, 140) and HSL(188, 56%, 35%). This page provides quick readability checks, related hues (complementary and analogous), and ready-made palettes so you can drop the color into UI components, images, or CSS immediately.

Tip: Use the “Best text” chip above as a safe default foreground on this color (chosen by contrast ratio).

#287E8C FAQs

What is the RGB value of #287E8C?
RGB: 40, 126, 140. Copy as CSS: rgb(40, 126, 140)
Is #287E8C a web-safe color?
No — not in the 216-color “web-safe” palette.
What is the complementary color of #287E8C?
Complement: #8b3527.
Does #287E8C have good contrast on white or black?
On white: 4.72:1 (AA (normal text)). On black: 4.45:1 (AA (large text)).