Color

#436ffe

#436ffe
hex#436ffe
rgbrgb(67, 111, 254)
hslhsl(226, 99%, 63%)
oklchoklch(0.594 0.218 266.6)
Closest name: Bluerocratic (#1f66ff)Relative luminance 0.1972

Colors that go with #436ffe

Charcoal, Crimson 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 →

#fed243

#43ccfe · #7543fe

#fe436f · #6ffe43

Split-complementary

Open in tool →

#fe7543 · #ccfe43

#fe43cc · #fed243 · #43fe75

Contrast

#436ffe as textRatioAAAA largeAAAFix
Aaon white
4.25:1failpassfail
  • AA: use #3967fe as the text (4.62:1)
  • AAA: use #013bf9 as the text (7.01:1)
  • AA: or shift the background to #0f0f0f (4.51:1)
Aaon black
4.94:1passpassfail
  • AAA: use #7192fe as the text (7.24:1)

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

#436ffe reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

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

tool url/palettes/new/436ffe-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