Color

#434bea

#434bea
hex#434bea
rgbrgb(67, 75, 234)
hslhsl(237, 80%, 59%)
oklchoklch(0.515 0.234 272.5)
Closest name: Meteor Shower (#5533ff)Relative luminance 0.1217

Colors that go with #434bea

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 →

#eae243

#439fea · #8e43ea

#ea434b · #4bea43

Split-complementary

Open in tool →

#ea8e43 · #9fea43

#ea439f · #eae243 · #43ea8e

Contrast

#434bea as textRatioAAAA largeAAAFix
Aaon white
6.12:1passpassfail
  • AAA: use #303ae8 as the text (7.25:1)
Aaon black
3.43:1failpassfail
  • AA: use #5e65ed as the text (4.56:1)
  • AAA: use #888df2 as the text (7.14:1)
  • AA: or shift the background to #dedede (4.55:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #434bea as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Palettes built around it

Fonts for this mood

#434bea reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #434bea
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 #434bea and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/434bea-9f9cc4-df924e-251f2d-e9edf1?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