Color

#435eb6

#435eb6
hex#435eb6
rgbrgb(67, 94, 182)
hslhsl(226, 46%, 49%)
oklchoklch(0.508 0.142 268.2)
Closest name: Blasphemous Blue (#3356aa)Relative luminance 0.1258

Colors that go with #435eb6

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 →

#b69c43

#4398b6 · #6243b6

#b6435e · #5eb643

Split-complementary

Open in tool →

#b66243 · #98b643

#b64398 · #b69c43 · #43b662

Contrast

#435eb6 as textRatioAAAA largeAAAFix
Aaon white
5.97:1passpassfail
  • AAA: use #3b53a0 as the text (7.17:1)
Aaon black
3.52:1failpassfail
  • AA: use #5b73c2 as the text (4.68:1)
  • AAA: use #8093d0 as the text (7:1)
  • AA: or shift the background to #e0e0e0 (4.53:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #435eb6 as the background.

Brands using this color

Fonts for this mood

#435eb6 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #435eb6
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 #435eb6 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/435eb6-9ca1c4-df774e-221f2d-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