Color

#7c91c5

#7c91c5
hex#7c91c5
rgbrgb(124, 145, 197)
hslhsl(223, 39%, 63%)
oklchoklch(0.66 0.082 267.2)
Closest name: Galactic Gossamer (#7f8cb8)Relative luminance 0.2857

Colors that go with #7c91c5

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 #7c91c5

Tints & shades

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

Harmonies

Complementary

Open in tool →

#c5b17c

#7cb6c5 · #8c7cc5

#c57c91 · #91c57c

Split-complementary

Open in tool →

#c58c7c · #b6c57c

#c57cb6 · #c5b17c · #7cc58c

Contrast

#7c91c5 as textRatioAAAA largeAAAFix
Aaon white
3.13:1failpassfail
  • AA: use #5873b6 as the text (4.62:1)
  • AAA: use #405791 as the text (7.02:1)
  • AA: or shift the background to #2b2b2b (4.53:1)
Aaon black
6.71:1passpassfail
  • AAA: use #8397c9 as the text (7.24:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #7c91c5 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

#7c91c5 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #7c91c5
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 #7c91c5 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/7c91c5-9ca3c4-df704e-211f2d-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