#2F51A6

Color Details

HEX
#2F51A6
RGB
rgb(47, 81, 166)
HSL
hsl(223, 56%, 42%)
CMYK
cmyk(72%, 51%, 0%, 35%)
Best text on this color #FFFFFF (CR 7.37:1) Determined by WCAG contrast ratio

Readability Previews

Black on #2f51a6
Contrast 2.85:1 Fail
White on #2f51a6
Contrast 7.37:1 AAA
#2f51a6 on Black
Contrast 2.85:1 Fail
#2f51a6 on White
Contrast 7.37:1 AAA

Tints & Shades

#5974b8
#8297ca
#acb9db
#264185
#1c3164
#132042

Complement & Analogous

#a7852f
#492fa7
#2f8da7

Triadic

#a72f51
#51a72f

Monochrome

#132042 #1c3164 #2f51a6 #8297ca #acb9db #d5dced

Analogous

#2f8da7 #6dafc1 #2f51a6 #6d59b9 #492fa7 #3a2686

Complementary Mix

#1c3164 #2f51a6 #8297ca #a7852f #c6b078 #6d561f

Nearby Colors

#2f51a5
#2f51a7
#2f5196
#2f51b6

Embed #2F51A6 swatch

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About #2F51A6

#2F51A6 converts to RGB(47, 81, 166) and HSL(223, 56%, 42%). 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).

#2F51A6 FAQs

What is the RGB value of #2F51A6?
RGB: 47, 81, 166. Copy as CSS: rgb(47, 81, 166)
Is #2F51A6 a web-safe color?
No — not in the 216-color “web-safe” palette.
What is the complementary color of #2F51A6?
Complement: #a7852f.
Does #2F51A6 have good contrast on white or black?
On white: 7.37:1 (AAA (normal text)). On black: 2.85:1 (Fails AA).