Color

#40286c

#40286c
hex#40286c
rgbrgb(64, 40, 108)
hslhsl(261, 46%, 29%)
oklchoklch(0.345 0.113 296.2)
Closest name: Her Highness (#432e6f)Relative luminance 0.0369

Colors that go with #40286c

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 →

#546c28

#28326c · #62286c

#6c4028 · #286c40

Split-complementary

Open in tool →

#6c6228 · #326c28

#6c2832 · #546c28 · #286c62

Contrast

#40286c as textRatioAAAA largeAAAFix
Aaon white
12.08:1passpasspassPasses AAA — no fix needed.
Aaon black
1.74:1failfailfail
  • AA: use #8563c5 as the text (4.59:1)
  • AAA: use #a58cd4 as the text (7.3:1)
  • AA: or shift the background to #9e9e9e (4.51:1)
  • AAA: or shift the background to #c7c7c7 (7.15:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #40286c 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

#40286c reads as cool, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #40286c
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 #40286c and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/40286c-af9cc4-dfcb4e-2a1f2d-e9eaf1?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