#2B51D8

Color Details

HEX
#2B51D8
RGB
rgb(43, 81, 216)
HSL
hsl(227, 69%, 51%)
CMYK
cmyk(80%, 63%, 0%, 15%)
Best text on this color #FFFFFF (CR 6.42:1) Determined by WCAG contrast ratio

Readability Previews

Black on #2b51d8
Contrast 3.27:1 Fail
White on #2b51d8
Contrast 6.42:1 AA
#2b51d8 on Black
Contrast 3.27:1 Fail
#2b51d8 on White
Contrast 6.42:1 AA

Tints & Shades

#5574e0
#8097e8
#aab9ef
#2241ad
#1a3182
#112056

Complement & Analogous

#d8b32c
#5d2cd8
#2ca7d8

Triadic

#d82c51
#51d82c

Monochrome

#112056 #1a3182 #2b51d8 #8097e8 #aab9ef #d5dcf7

Analogous

#2ca7d8 #6bc1e4 #2b51d8 #7d56e0 #5d2cd8 #4a23ad

Complementary Mix

#1a3182 #2b51d8 #8097e8 #d8b32c #e6ce76 #8c741d

Nearby Colors

#2b51d7
#2b51d9
#2b51c8
#2b51e8

Embed #2B51D8 swatch

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About #2B51D8

#2B51D8 converts to RGB(43, 81, 216) and HSL(227, 69%, 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).

#2B51D8 FAQs

What is the RGB value of #2B51D8?
RGB: 43, 81, 216. Copy as CSS: rgb(43, 81, 216)
Is #2B51D8 a web-safe color?
No — not in the 216-color “web-safe” palette.
What is the complementary color of #2B51D8?
Complement: #d8b32c.
Does #2B51D8 have good contrast on white or black?
On white: 6.42:1 (AA (normal text)). On black: 3.27:1 (AA (large text)).