Color

#4a6cb5

#4a6cb5
hex#4a6cb5
rgbrgb(74, 108, 181)
hslhsl(221, 42%, 50%)
oklchoklch(0.541 0.121 263.9)
Closest name: Campanula (#3473b7)Relative luminance 0.1552

Colors that go with #4a6cb5

Charcoal, Sea Green and Amber 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 →

#b5934a

#4aa1b5 · #5e4ab5

#b54a6c · #6cb54a

Split-complementary

Open in tool →

#b55e4a · #a1b54a

#b54aa1 · #b5934a · #4ab55e

Contrast

#4a6cb5 as textRatioAAAA largeAAAFix
Aaon white
5.12:1passpassfail
  • AAA: use #3b5691 as the text (7.18:1)
Aaon black
4.1:1failpassfail
  • AA: use #5575b9 as the text (4.63:1)
  • AAA: use #7d95ca as the text (7.02:1)
  • AA: or shift the background to #f2f2f2 (4.57:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #4a6cb5 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

#4a6cb5 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #4a6cb5
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 #4a6cb5 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4a6cb5-9ca4c4-df6b4e-211f2d-e9eff1?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