#51A7B2

Color Details

HEX
#51A7B2
RGB
rgb(81, 167, 178)
HSL
hsl(187, 39%, 51%)
CMYK
cmyk(54%, 6%, 0%, 30%)
Best text on this color #000000 (CR 7.52:1) Determined by WCAG contrast ratio

Readability Previews

Black on #51a7b2
Contrast 7.52:1 AAA
White on #51a7b2
Contrast 2.79:1 Fail
#51a7b2 on Black
Contrast 7.52:1 AAA
#51a7b2 on White
Contrast 2.79:1 Fail

Tints & Shades

#74b9c1
#97cad1
#b9dce0
#41868e
#31646b
#204347

Complement & Analogous

#b35d51
#5177b3
#51b38d

Triadic

#b351a7
#a7b351

Monochrome

#204347 #31646b #51a7b2 #97cad1 #b9dce0 #dcedf0

Analogous

#51b38d #85caaf #51a7b2 #7492c2 #5177b3 #415f8f

Complementary Mix

#31646b #51a7b2 #97cad1 #b35d51 #ce968e #743c35

Nearby Colors

#51a7b1
#51a7b3
#51a7a2
#51a7c2

Embed #51A7B2 swatch

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About #51A7B2

#51A7B2 converts to RGB(81, 167, 178) and HSL(187, 39%, 51%). 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).

#51A7B2 FAQs

What is the RGB value of #51A7B2?
RGB: 81, 167, 178. Copy as CSS: rgb(81, 167, 178)
Is #51A7B2 a web-safe color?
No — not in the 216-color “web-safe” palette.
What is the complementary color of #51A7B2?
Complement: #b35d51.
Does #51A7B2 have good contrast on white or black?
On white: 2.79:1 (Fails AA). On black: 7.52:1 (AAA (normal text)).