Color

#2575bb

#2575bb
hex#2575bb
rgbrgb(37, 117, 187)
hslhsl(208, 67%, 44%)
oklchoklch(0.55 0.133 249.4)
Closest name: Campanula (#3473b7)Relative luminance 0.167

Tints & shades

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

Harmonies

Complementary

Open in tool →

#bb6b25

#25bbb6 · #252abb

#bb2575 · #75bb25

Split-complementary

Open in tool →

#bb252a · #bbb625

#b625bb · #bb6b25 · #2abb25

Contrast

#2575bb as textRatioAAAA largeAAAFix
Aaon white
4.84:1passpassfail
  • AAA: use #1d5b91 as the text (7.1:1)
Aaon black
4.34:1failpassfail
  • AA: use #2678c0 as the text (4.53:1)
  • AAA: use #509bdc as the text (7.06:1)
  • AA: or shift the background to #f7f7f7 (4.52:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2575bb as the background.

Brands using this color

Fonts for this mood

#2575bb reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2575bb
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 #2575bb and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2575bb-9cadc4-df4e51-1f212d-e9f1f1?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