Color

#675ccc

#675ccc
hex#675ccc
rgbrgb(103, 92, 204)
hslhsl(246, 52%, 58%)
oklchoklch(0.544 0.167 283.8)
Closest name: slateblue (#6a5acd)Relative luminance 0.149

Colors that go with #675ccc

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.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#c0cc5c

#5c89cc · #9f5ccc

#cc675c · #5ccc67

Split-complementary

Open in tool →

#cc9f5c · #89cc5c

#cc5c89 · #c0cc5c · #5ccc9f

Contrast

#675ccc as textRatioAAAA largeAAAFix
Aaon white
5.28:1passpassfail
  • AAA: use #4e41c3 as the text (7.32:1)
Aaon black
3.98:1failpassfail
  • AA: use #7268cf as the text (4.6:1)
  • AAA: use #968fdc as the text (7.26:1)
  • AA: or shift the background to #ededed (4.51:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #675ccc 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

#675ccc reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #675ccc
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 #675ccc and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/675ccc-a59cc4-dfa74e-271f2d-e9ecf1?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