Color

#3c2876

#3c2876
hex#3c2876
rgbrgb(60, 40, 118)
hslhsl(255, 49%, 31%)
oklchoklch(0.349 0.127 290)
Closest name: Explorer of the Galaxies (#3a1f76)Relative luminance 0.0379

Colors that go with #3c2876

Charcoal, Royal Blue and 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 →

#627628

#283c76 · #622876

#763c28 · #28763c

Split-complementary

Open in tool →

#766228 · #3c7628

#76283c · #627628 · #287662

Contrast

#3c2876 as textRatioAAAA largeAAAFix
Aaon white
11.95:1passpasspassPasses AAA — no fix needed.
Aaon black
1.76:1failfailfail
  • AA: use #7d63ca as the text (4.51:1)
  • AAA: use #a08dd8 as the text (7.3:1)
  • AA: or shift the background to #a1a1a1 (4.63:1)
  • AAA: or shift the background to #c7c7c7 (7.07:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #3c2876 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

#3c2876 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #3c2876
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 #3c2876 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3c2876-ab9cc4-dfbd4e-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