Color

#2b73de

#2b73de
hex#2b73de
rgbrgb(43, 115, 222)
hslhsl(216, 73%, 52%)
oklchoklch(0.57 0.178 258.7)
Closest name: royalblue (#4169e1)Relative luminance 0.1805

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#de962b

#2bccde · #3d2bde

#de2b73 · #73de2b

Split-complementary

Open in tool →

#de3d2b · #ccde2b

#de2bcc · #de962b · #2bde3d

Contrast

#2b73de as textRatioAAAA largeAAAFix
Aaon white
4.56:1passpassfail
  • AAA: use #1b55ac as the text (7.14:1)
Aaon black
4.61:1passpassfail

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2b73de as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Fonts for this mood

#2b73de reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2b73de
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #2b73de and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2b73de-9ca7c4-df5f4e-201f2d-e9f0f1?lock=0&style=vibrant

Want the agent to remember your picks and write them into a living brand? Create a free BrandSweets workspace.

Machine-readable: color.md