Color

#375676

#375676
hex#375676
rgbrgb(55, 86, 118)
hslhsl(210, 36%, 34%)
oklchoklch(0.443 0.065 250.2)
Closest name: Deep Indigo (#4c567a)Relative luminance 0.0878

Colors that go with #375676

Sienna, Cadet Blue and Crimson 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 →

#765737

#377676 · #373776

#763757 · #577637

Split-complementary

Open in tool →

#763737 · #767637

#763776 · #765737 · #377637

Contrast

#375676 as textRatioAAAA largeAAAFix
Aaon white
7.62:1passpasspassPasses AAA — no fix needed.
Aaon black
2.76:1failfailfail
  • AA: use #4d78a3 as the text (4.53:1)
  • AAA: use #7499be as the text (7.04:1)
  • AA: or shift the background to #c7c7c7 (4.51:1)
  • AAA: or shift the background to #f7f7f7 (7.11:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #375676 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

#375676 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #375676
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 #375676 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/375676-9cabc4-df514e-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