Color

#4087b0

#4087b0
hex#4087b0
rgbrgb(64, 135, 176)
hslhsl(202, 47%, 47%)
oklchoklch(0.595 0.095 236.7)
Closest name: steelblue (#4682b4)Relative luminance 0.2155

Colors that go with #4087b0

Charcoal, Copper and Royal 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.

Real palettes that use #4087b0

Tints & shades

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

Harmonies

Complementary

Open in tool →

#b06940

#40b0a1 · #404fb0

#b04087 · #87b040

Split-complementary

Open in tool →

#b0404f · #b0a140

#a140b0 · #b06940 · #4fb040

Contrast

#4087b0 as textRatioAAAA largeAAAFix
Aaon white
3.95:1failpassfail
  • AA: use #3a7ba1 as the text (4.64:1)
  • AAA: use #2b5c78 as the text (7.23:1)
  • AA: or shift the background to #171717 (4.53:1)
Aaon black
5.31:1passpassfail
  • AAA: use #5a9dc4 as the text (7.05:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #4087b0 as the background.

Brands using this color

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

Palettes built around it

Fonts for this mood

#4087b0 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #4087b0
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 #4087b0 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4087b0-9cb1c4-df4e5f-1f222d-e9f1f0?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