Color

#5479bb

#5479bb
hex#5479bb
rgbrgb(84, 121, 187)
hslhsl(218, 43%, 53%)
oklchoklch(0.578 0.111 261.3)
Closest name: Flood (#6677bb)Relative luminance 0.1915

Colors that go with #5479bb

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 →

#bb9554

#54adbb · #6154bb

#bb5479 · #79bb54

Split-complementary

Open in tool →

#bb6154 · #adbb54

#bb54ad · #bb9554 · #54bb61

Contrast

#5479bb as textRatioAAAA largeAAAFix
Aaon white
4.35:1failpassfail
  • AA: use #4c74b8 as the text (4.67:1)
  • AAA: use #39588e as the text (7.09:1)
  • AA: or shift the background to #0a0a0a (4.55:1)
Aaon black
4.83:1passpassfail

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #5479bb 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

#5479bb reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #5479bb
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 #5479bb and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/5479bb-9ca6c4-df644e-201f2d-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