Color

#683ee5

#683ee5
hex#683ee5
rgbrgb(104, 62, 229)
hslhsl(255, 76%, 57%)
oklchoklch(0.52 0.234 286.6)
Closest name: Hokkaido Lavender (#7736d9)Relative luminance 0.1205

Colors that go with #683ee5

Charcoal, Sea Green and Amber 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.

Real palettes that use #683ee5

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#bbe53e

#3e68e5 · #bb3ee5

#e5683e · #3ee568

Split-complementary

Open in tool →

#e5bb3e · #68e53e

#e53e68 · #bbe53e · #3ee5bb

Contrast

#683ee5 as textRatioAAAA largeAAAFix
Aaon white
6.16:1passpassfail
  • AAA: use #5a2ce2 as the text (7.26:1)
Aaon black
3.41:1failpassfail
  • AA: use #805de9 as the text (4.66:1)
  • AAA: use #a086ee as the text (7.14:1)
  • AA: or shift the background to #dedede (4.58:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #683ee5 as the background.

Brands using this color

Fonts for this mood

#683ee5 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #683ee5
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 #683ee5 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/683ee5-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