Color

#3a07c5

#3a07c5
hex#3a07c5
rgbrgb(58, 7, 197)
hslhsl(256, 93%, 40%)
oklchoklch(0.401 0.243 277.6)
Closest name: Busty Blue (#3300cc)Relative luminance 0.0508

Colors that go with #3a07c5

Charcoal, Cornflower Blue and Crimson 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 →

#92c507

#0733c5 · #9907c5

#c53a07 · #07c53a

Split-complementary

Open in tool →

#c59907 · #33c507

#c50733 · #92c507 · #07c599

Contrast

#3a07c5 as textRatioAAAA largeAAAFix
Aaon white
10.41:1passpasspassPasses AAA — no fix needed.
Aaon black
2.02:1failfailfail
  • AA: use #7f53f9 as the text (4.51:1)
  • AAA: use #a484fb as the text (7.27:1)
  • AA: or shift the background to #ababab (4.53:1)
  • AAA: or shift the background to #d4d4d4 (7.03:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #3a07c5 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

#3a07c5 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #3a07c5
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 #3a07c5 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3a07c5-ab9cc4-dfbf4e-291f2d-e9ebf1?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