Color

#413dbd

#413dbd
hex#413dbd
rgbrgb(65, 61, 189)
hslhsl(242, 51%, 49%)
oklchoklch(0.451 0.194 276.7)
Closest name: Blurple (#5539cc)Relative luminance 0.0814

Colors that go with #413dbd

Charcoal, Sea Green and Steel Blue 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 →

#b8bd3d

#3d79bd · #813dbd

#bd413d · #3dbd41

Split-complementary

Open in tool →

#bd813d · #79bd3d

#bd3d79 · #b8bd3d · #3dbd81

Contrast

#413dbd as textRatioAAAA largeAAAFix
Aaon white
7.99:1passpasspassPasses AAA — no fix needed.
Aaon black
2.63:1failfailfail
  • AA: use #6c69ce as the text (4.55:1)
  • AAA: use #928fdb as the text (7.17:1)
  • AA: or shift the background to #c4c4c4 (4.58:1)
  • AAA: or shift the background to #f0f0f0 (7.01:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #413dbd 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

#413dbd reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #413dbd
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 #413dbd and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/413dbd-a29cc4-df9e4e-261f2d-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