Color

#377686

#377686
hex#377686
rgbrgb(55, 118, 134)
hslhsl(192, 42%, 37%)
oklchoklch(0.531 0.069 216.8)
Closest name: Calypso (#3d7188)Relative luminance 0.1549

Tints & shades

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

Harmonies

Complementary

Open in tool →

#864737

#37866e · #374e86

#863776 · #768637

Split-complementary

Open in tool →

#86374e · #866e37

#6e3786 · #864737 · #4e8637

Contrast

#377686 as textRatioAAAA largeAAAFix
Aaon white
5.12:1passpassfail
  • AAA: use #2b5d69 as the text (7.31:1)
Aaon black
4.1:1failpassfail
  • AA: use #3b8091 as the text (4.68:1)
  • AAA: use #4ea2b7 as the text (7.18:1)
  • AA: or shift the background to #f2f2f2 (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 #377686 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

#377686 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #377686
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 #377686 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/377686-a2b5be-df4e77-1f242d-e9f1ef?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