Color

#2573da

#2573da
hex#2573da
rgbrgb(37, 115, 218)
hslhsl(214, 71%, 50%)
oklchoklch(0.566 0.175 257.2)
Closest name: royalblue (#4169e1)Relative luminance 0.1772

Tints & shades

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

Harmonies

Complementary

Open in tool →

#da8c25

#25ceda · #3125da

#da2573 · #73da25

Split-complementary

Open in tool →

#da3125 · #ceda25

#da25ce · #da8c25 · #25da31

Contrast

#2573da as textRatioAAAA largeAAAFix
Aaon white
4.62:1passpassfail
  • AAA: use #1c58a6 as the text (7.01:1)
Aaon black
4.54:1passpassfail
  • AAA: use #5e98e4 as the text (7.09:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2573da 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

#2573da reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2573da
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 #2573da and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2573da-9ca9c4-df5a4e-1f1f2d-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