Color

#377490

#377490
hex#377490
rgbrgb(55, 116, 144)
hslhsl(199, 45%, 39%)
oklchoklch(0.53 0.077 230.4)
Closest name: Harbour Blue (#417491)Relative luminance 0.1532

Tints & shades

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

Harmonies

Complementary

Open in tool →

#905337

#379080 · #374790

#903774 · #749037

Split-complementary

Open in tool →

#903747 · #908037

#803790 · #905337 · #479037

Contrast

#377490 as textRatioAAAA largeAAAFix
Aaon white
5.17:1passpassfail
  • AAA: use #2b5c73 as the text (7.29:1)
Aaon black
4.06:1failpassfail
  • AA: use #3b7d9b as the text (4.59:1)
  • AAA: use #599fc0 as the text (7.15:1)
  • AA: or shift the background to #f0f0f0 (4.54:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #377490 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

#377490 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #377490
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 #377490 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/377490-9cb3c4-df4e66-1f232d-e9f1f0?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