Color

#4688b4

#4688b4
hex#4688b4
rgbrgb(70, 136, 180)
hslhsl(204, 44%, 49%)
oklchoklch(0.602 0.095 240.1)
Closest name: steelblue (#4682b4)Relative luminance 0.2221

Colors that go with #4688b4

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 #4688b4

Tints & shades

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

Harmonies

Complementary

Open in tool →

#b47246

#46b4a9 · #4651b4

#b44688 · #88b446

Split-complementary

Open in tool →

#b44651 · #b4a946

#a946b4 · #b47246 · #51b446

Contrast

#4688b4 as textRatioAAAA largeAAAFix
Aaon white
3.86:1failpassfail
  • AA: use #3f7aa2 as the text (4.65:1)
  • AAA: use #2f5c79 as the text (7.17:1)
  • AA: or shift the background to #1a1a1a (4.51:1)
Aaon black
5.44:1passpassfail
  • AAA: use #659dc3 as the text (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 #4688b4 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

#4688b4 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #4688b4
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 #4688b4 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4688b4-9cafc4-df4e5a-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