Color

#376ca4

#376ca4
hex#376ca4
rgbrgb(55, 108, 164)
hslhsl(211, 50%, 43%)
oklchoklch(0.521 0.106 251.6)
Closest name: Campanula (#3473b7)Relative luminance 0.1422

Tints & shades

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

Harmonies

Complementary

Open in tool →

#a46f37

#37a3a4 · #3937a4

#a4376c · #6ca437

Split-complementary

Open in tool →

#a43937 · #a3a437

#a437a3 · #a46f37 · #37a439

Contrast

#376ca4 as textRatioAAAA largeAAAFix
Aaon white
5.46:1passpassfail
  • AAA: use #2e5a8a as the text (7.13:1)
Aaon black
3.84:1failpassfail
  • AA: use #3d78b8 as the text (4.58:1)
  • AAA: use #6a9acd as the text (7.12:1)
  • AA: or shift the background to #ebebeb (4.58:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #376ca4 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

#376ca4 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #376ca4
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 #376ca4 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/376ca4-9cabc4-df534e-1f202d-e9f1f1?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