Color

#7c91cb

#7c91cb
hex#7c91cb
rgbrgb(124, 145, 203)
hslhsl(224, 43%, 64%)
oklchoklch(0.663 0.09 268.6)
Closest name: Galactic Gossamer (#7f8cb8)Relative luminance 0.2885

Colors that go with #7c91cb

Charcoal, Medium 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 #7c91cb

Tints & shades

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

Harmonies

Complementary

Open in tool →

#cbb67c

#7cb8cb · #8e7ccb

#cb7c91 · #91cb7c

Split-complementary

Open in tool →

#cb8e7c · #b8cb7c

#cb7cb8 · #cbb67c · #7ccb8e

Contrast

#7c91cb as textRatioAAAA largeAAAFix
Aaon white
3.1:1failpassfail
  • AA: use #5772bc as the text (4.63:1)
  • AAA: use #3d5699 as the text (7.02:1)
  • AA: or shift the background to #2b2b2b (4.56:1)
Aaon black
6.77:1passpassfail
  • AAA: use #7f94cc as the text (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 #7c91cb 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

#7c91cb reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #7c91cb
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 #7c91cb and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/7c91cb-9ca2c4-df724e-221f2d-e9eff1?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