Color

#372abb

#372abb
hex#372abb
rgbrgb(55, 42, 187)
hslhsl(245, 63%, 45%)
oklchoklch(0.415 0.213 275.8)
Closest name: Galactic Highway (#3311bb)Relative luminance 0.0606

Tints & shades

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

Harmonies

Complementary

Open in tool →

#afbb2a

#2a67bb · #7f2abb

#bb372a · #2abb37

Split-complementary

Open in tool →

#bb7f2a · #67bb2a

#bb2a67 · #afbb2a · #2abb7f

Contrast

#372abb as textRatioAAAA largeAAAFix
Aaon white
9.5:1passpasspassPasses AAA — no fix needed.
Aaon black
2.21:1failfailfail
  • AA: use #6f65dc as the text (4.57:1)
  • AAA: use #928be5 as the text (7.05:1)
  • AA: or shift the background to #b3b3b3 (4.53:1)
  • AAA: or shift the background to #dedede (7.06:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #372abb 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

#372abb reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #372abb
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #372abb and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/372abb-a49cc4-dfa54e-261f2d-e9ecf1?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