Color

#737bc4

#737bc4
hex#737bc4
rgbrgb(115, 123, 196)
hslhsl(234, 41%, 61%)
oklchoklch(0.608 0.111 277.8)
Closest name: Flood (#6677bb)Relative luminance 0.218

Colors that go with #737bc4

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 →

#c4bc73

#73a4c4 · #9373c4

#c4737b · #7bc473

Split-complementary

Open in tool →

#c49373 · #a4c473

#c473a4 · #c4bc73 · #73c493

Contrast

#737bc4 as textRatioAAAA largeAAAFix
Aaon white
3.92:1failpassfail
  • AA: use #646dbe as the text (4.69:1)
  • AAA: use #454fa5 as the text (7.2:1)
  • AA: or shift the background to #171717 (4.58:1)
Aaon black
5.36:1passpassfail
  • AAA: use #8c93cf as the text (7.19:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #737bc4 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

#737bc4 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #737bc4
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 #737bc4 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/737bc4-9d9cc4-df8a4e-241f2d-e9eef1?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