Color

#4b7bb9

#4b7bb9
hex#4b7bb9
rgbrgb(75, 123, 185)
hslhsl(214, 44%, 51%)
oklchoklch(0.577 0.11 255.4)
Closest name: steelblue (#4682b4)Relative luminance 0.1916

Colors that go with #4b7bb9

Charcoal, Sea Green and Copper 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 →

#b9894b

#4bb2b9 · #524bb9

#b94b7b · #7bb94b

Split-complementary

Open in tool →

#b9524b · #b2b94b

#b94bb2 · #b9894b · #4bb952

Contrast

#4b7bb9 as textRatioAAAA largeAAAFix
Aaon white
4.35:1failpassfail
  • AA: use #4778b8 as the text (4.52:1)
  • AAA: use #355988 as the text (7.15:1)
  • AA: or shift the background to #0a0a0a (4.56:1)
Aaon black
4.83:1passpassfail
  • AAA: use #7398c9 as the text (7.06:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #4b7bb9 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

#4b7bb9 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #4b7bb9
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 #4b7bb9 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4b7bb9-9ca9c4-df5a4e-1f1f2d-e9f0f1?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