Color

#690fb3

#690fb3
hex#690fb3
rgbrgb(105, 15, 179)
hslhsl(273, 85%, 38%)
oklchoklch(0.434 0.221 301)
Closest name: Fuchsia Nebula (#7722aa)Relative luminance 0.066

Colors that go with #690fb3

Olive Green, Charcoal and Tomato 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 →

#59b30f

#170fb3 · #b30fab

#b3690f · #0fb369

Split-complementary

Open in tool →

#abb30f · #0fb317

#b3170f · #59b30f · #0fabb3

Contrast

#690fb3 as textRatioAAAA largeAAAFix
Aaon white
9.05:1passpasspassPasses AAA — no fix needed.
Aaon black
2.32:1failfailfail
  • AA: use #a242f0 as the text (4.57:1)
  • AAA: use #bb76f4 as the text (7.01:1)
  • AA: or shift the background to #b8b8b8 (4.56:1)
  • AAA: or shift the background to #e3e3e3 (7.05:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #690fb3 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

#690fb3 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #690fb3
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 #690fb3 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/690fb3-b79cc4-c4cb62-2d1f2d-eae9f1?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