#51A1B8

Color Details

HEX
#51A1B8
RGB
rgb(81, 161, 184)
HSL
hsl(193, 42%, 52%)
CMYK
cmyk(56%, 13%, 0%, 28%)
Best text on this color #000000 (CR 7.14:1) Determined by WCAG contrast ratio

Readability Previews

Black on #51a1b8
Contrast 7.14:1 AAA
White on #51a1b8
Contrast 2.94:1 Fail
#51a1b8 on Black
Contrast 7.14:1 AAA
#51a1b8 on White
Contrast 2.94:1 Fail

Tints & Shades

#74b4c6
#97c7d4
#b9d9e3
#418193
#31616e
#20404a

Complement & Analogous

#b86751
#516eb8
#51b89b

Triadic

#b851a2
#a2b851

Monochrome

#20404a #31616e #51a1b8 #97c7d4 #b9d9e3 #dcecf1

Analogous

#51b89b #85cdb9 #51a1b8 #748bc6 #516eb8 #415893

Complementary Mix

#31616e #51a1b8 #97c7d4 #b86751 #d19c8e #784335

Nearby Colors

#51a1b7
#51a1b9
#51a1a8
#51a1c8

Embed #51A1B8 swatch

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About #51A1B8

#51A1B8 converts to RGB(81, 161, 184) and HSL(193, 42%, 52%). 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).

#51A1B8 FAQs

What is the RGB value of #51A1B8?
RGB: 81, 161, 184. Copy as CSS: rgb(81, 161, 184)
Is #51A1B8 a web-safe color?
No — not in the 216-color “web-safe” palette.
What is the complementary color of #51A1B8?
Complement: #b86751.
Does #51A1B8 have good contrast on white or black?
On white: 2.94:1 (Fails AA). On black: 7.14:1 (AAA (normal text)).