Color

#7337b3

#7337b3
hex#7337b3
rgbrgb(115, 55, 179)
hslhsl(269, 53%, 46%)
oklchoklch(0.481 0.187 301.9)
Closest name: Fuchsia Nebula (#7722aa)Relative luminance 0.0963

Colors that go with #7337b3

Royal Blue, Sea Green and Charcoal 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 →

#77b337

#3739b3 · #b137b3

#b37337 · #37b373

Split-complementary

Open in tool →

#b3b137 · #39b337

#b33739 · #77b337 · #37b3b1

Contrast

#7337b3 as textRatioAAAA largeAAAFix
Aaon white
7.18:1passpasspassPasses AAA — no fix needed.
Aaon black
2.93:1failfailfail
  • AA: use #925bcd as the text (4.6:1)
  • AAA: use #af86da as the text (7.25:1)
  • AA: or shift the background to #cfcfcf (4.61:1)
  • AAA: or shift the background to #ffffff (7.18:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #7337b3 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

#7337b3 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #7337b3
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 #7337b3 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/7337b3-b49cc4-cbcb62-2c1f2d-e9e9f1?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