Color

#2507bb

#2507bb
hex#2507bb
rgbrgb(37, 7, 187)
hslhsl(250, 93%, 38%)
oklchoklch(0.374 0.238 271.3)
Closest name: Galactic Highway (#3311bb)Relative luminance 0.0413

Colors that go with #2507bb

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 →

#9dbb07

#0743bb · #7f07bb

#bb2507 · #07bb25

Split-complementary

Open in tool →

#bb7f07 · #43bb07

#bb0743 · #9dbb07 · #07bb7f

Contrast

#2507bb as textRatioAAAA largeAAAFix
Aaon white
11.5:1passpasspassPasses AAA — no fix needed.
Aaon black
1.83:1failfailfail
  • AA: use #775df9 as the text (4.72:1)
  • AAA: use #9884fb as the text (7.03:1)
  • AA: or shift the background to #a3a3a3 (4.56:1)
  • AAA: or shift the background to #cccccc (7.16:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2507bb 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

#2507bb reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2507bb
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 #2507bb and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2507bb-a79cc4-dfb14e-281f2d-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