Color

#375d67

#375d67
hex#375d67
rgbrgb(55, 93, 103)
hslhsl(193, 30%, 31%)
oklchoklch(0.454 0.046 216.4)
Closest name: Arctic Nights (#345c61)Relative luminance 0.0962

Tints & shades

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

Harmonies

Complementary

Open in tool →

#674237

#376759 · #374567

#67375c · #5c6737

Split-complementary

Open in tool →

#673745 · #675937

#593767 · #674237 · #456737

Contrast

#375d67 as textRatioAAAA largeAAAFix
Aaon white
7.18:1passpasspassPasses AAA — no fix needed.
Aaon black
2.92:1failfailfail
  • AA: use #4b7d8b as the text (4.61:1)
  • AAA: use #679ead as the text (7.07:1)
  • AA: or shift the background to #cfcfcf (4.61:1)
  • AAA: or shift the background to #fcfcfc (7:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #375d67 as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

mcpConnect your agent — build around #375d67
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 #375d67 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/375d67-a2b5be-df4e75-1f242d-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