Color

#683ebb

#683ebb
hex#683ebb
rgbrgb(104, 62, 187)
hslhsl(260, 50%, 49%)
oklchoklch(0.484 0.186 293.7)
Closest name: Blurple (#5539cc)Relative luminance 0.0998

Tints & shades

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

Harmonies

Complementary

Open in tool →

#92bb3e

#3e53bb · #a73ebb

#bb683e · #3ebb68

Split-complementary

Open in tool →

#bba73e · #53bb3e

#bb3e53 · #92bb3e · #3ebba7

Contrast

#683ebb as textRatioAAAA largeAAAFix
Aaon white
7.01:1passpasspassPasses AAA — no fix needed.
Aaon black
3:1failfailfail
  • AA: use #8562cb as the text (4.61:1)
  • AAA: use #a388d7 as the text (7.06:1)
  • AA: or shift the background to #cfcfcf (4.5:1)
  • AAA: or shift the background to #ffffff (7.01:1)

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

Brands using this color

Fonts for this mood

#683ebb reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #683ebb
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #683ebb and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/683ebb-ae9cc4-dfc94e-2a1f2d-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