Color

#670ecd

#670ecd
hex#670ecd
rgbrgb(103, 14, 205)
hslhsl(268, 87%, 43%)
oklchoklch(0.456 0.244 294.1)
Closest name: Blurple (#5539cc)Relative luminance 0.0761

Tints & shades

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

Harmonies

Complementary

Open in tool →

#74cd0e

#0e15cd · #c70ecd

#cd670e · #0ecd67

Split-complementary

Open in tool →

#cdc70e · #15cd0e

#cd0e15 · #74cd0e · #0ecdc7

Contrast

#670ecd as textRatioAAAA largeAAAFix
Aaon white
8.33:1passpasspassPasses AAA — no fix needed.
Aaon black
2.52:1failfailfail
  • AA: use #984af2 as the text (4.6:1)
  • AAA: use #b67ef6 as the text (7.3:1)
  • AA: or shift the background to #bfbfbf (4.53:1)
  • AAA: or shift the background to #ededed (7.11:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #670ecd 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

#670ecd reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #670ecd
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 #670ecd and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/670ecd-b39cc4-dfdc4e-2c1f2d-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