Color

#7537a4

#7537a4
hex#7537a4
rgbrgb(117, 55, 164)
hslhsl(274, 50%, 43%)
oklchoklch(0.472 0.171 307.2)
Closest name: Fuchsia Nebula (#7722aa)Relative luminance 0.0919

Colors that go with #7537a4

Crimson, Denim and Olive Green 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 →

#66a437

#3e37a4 · #a4379d

#a47537 · #37a475

Split-complementary

Open in tool →

#9da437 · #37a43e

#a43e37 · #66a437 · #379da4

Contrast

#7537a4 as textRatioAAAA largeAAAFix
Aaon white
7.4:1passpasspassPasses AAA — no fix needed.
Aaon black
2.84:1failfailfail
  • AA: use #995bc8 as the text (4.68:1)
  • AAA: use #b385d6 as the text (7.24:1)
  • AA: or shift the background to #cccccc (4.61:1)
  • AAA: or shift the background to #fafafa (7.09:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #7537a4 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

#7537a4 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #7537a4
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 #7537a4 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/7537a4-b79cc4-c2cb62-2d1f2d-eae9f1?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