#2B51DA

Color Details

HEX
#2B51DA
RGB
rgb(43, 81, 218)
HSL
hsl(227, 70%, 51%)
CMYK
cmyk(80%, 63%, 0%, 15%)
Best text on this color #FFFFFF (CR 6.38:1) Determined by WCAG contrast ratio

Readability Previews

Black on #2b51da
Contrast 3.29:1 Fail
White on #2b51da
Contrast 6.38:1 AA
#2b51da on Black
Contrast 3.29:1 Fail
#2b51da on White
Contrast 6.38:1 AA

Tints & Shades

#5574e1
#8097e9
#aab9f0
#2241ae
#1a3183
#112057

Complement & Analogous

#dab42b
#5c2bda
#2ba8da

Triadic

#da2b50
#50da2b

Monochrome

#112057 #1a3183 #2b51da #8097e9 #aab9f0 #d5dcf8

Analogous

#2ba8da #6bc2e5 #2b51da #7d55e1 #5c2bda #4a22ae

Complementary Mix

#1a3183 #2b51da #8097e9 #dab42b #e7ce75 #8e751c

Nearby Colors

#2b51d9
#2b51db
#2b51ca
#2b51ea

Embed #2B51DA swatch

Embed this swatch

Use this HTML on your site (free with a link):

Open image

About #2B51DA

#2B51DA converts to RGB(43, 81, 218) and HSL(227, 70%, 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).

#2B51DA FAQs

What is the RGB value of #2B51DA?
RGB: 43, 81, 218. Copy as CSS: rgb(43, 81, 218)
Is #2B51DA a web-safe color?
No — not in the 216-color “web-safe” palette.
What is the complementary color of #2B51DA?
Complement: #dab42b.
Does #2B51DA have good contrast on white or black?
On white: 6.38:1 (AA (normal text)). On black: 3.29:1 (AA (large text)).