Color

#436acb

#436acb
hex#436acb
rgbrgb(67, 106, 203)
hslhsl(223, 57%, 53%)
oklchoklch(0.547 0.157 265.1)
Closest name: God of Rain (#4466cc)Relative luminance 0.1581

Colors that go with #436acb

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 →

#cba543

#43aecb · #6043cb

#cb436a · #6acb43

Split-complementary

Open in tool →

#cb6043 · #aecb43

#cb43ae · #cba543 · #43cb60

Contrast

#436acb as textRatioAAAA largeAAAFix
Aaon white
5.04:1passpassfail
  • AAA: use #2f53ac as the text (7.11:1)
Aaon black
4.16:1failpassfail
  • AA: use #4b70ce as the text (4.51:1)
  • AAA: use #7b96db as the text (7.23:1)
  • AA: or shift the background to #f2f2f2 (4.51:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #436acb 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

#436acb reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #436acb
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 #436acb and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/436acb-9ca3c4-df704e-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