Color

#2518bf

#2518bf
hex#2518bf
rgbrgb(37, 24, 191)
hslhsl(245, 78%, 42%)
oklchoklch(0.39 0.235 270.7)
Closest name: Galactic Highway (#3311bb)Relative luminance 0.0481

Colors that go with #2518bf

Charcoal, Steel Blue and Cornflower Blue lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#b1bf18

#185dbf · #7918bf

#bf2518 · #18bf25

Split-complementary

Open in tool →

#bf7918 · #5dbf18

#bf185d · #b1bf18 · #18bf79

Contrast

#2518bf as textRatioAAAA largeAAAFix
Aaon white
10.71:1passpasspassPasses AAA — no fix needed.
Aaon black
1.96:1failfailfail
  • AA: use #6c60eb as the text (4.51:1)
  • AAA: use #9289f0 as the text (7.06:1)
  • AA: or shift the background to #a8a8a8 (4.5:1)
  • AAA: or shift the background to #d1d1d1 (7.01:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2518bf 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

#2518bf reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2518bf
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.

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

analyze #2518bf and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2518bf-a49cc4-dfa54e-261f2d-e9ecf1?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