Color

#37534f

#37534f
hex#37534f
rgbrgb(55, 83, 79)
hslhsl(171, 20%, 27%)
oklchoklch(0.419 0.034 184.9)
Closest name: Hunter (#33534b)Relative luminance 0.0756

Tints & shades

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

Harmonies

Complementary

Open in tool →

#53373b

#375341 · #374953

#4e3753 · #534e37

Split-complementary

Open in tool →

#533749 · #534137

#413753 · #53373b · #495337

Contrast

#37534f as textRatioAAAA largeAAAFix
Aaon white
8.36:1passpasspassPasses AAA — no fix needed.
Aaon black
2.51:1failfailfail
  • AA: use #547d77 as the text (4.58:1)
  • AAA: use #6f9f98 as the text (7.09:1)
  • AA: or shift the background to #bfbfbf (4.54:1)
  • AAA: or shift the background to #ebebeb (7.01:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #37534f 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

#37534f reads as muted, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #37534f
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 #37534f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/37534f-a2bebd-d459a7-1f292d-e9f1ec?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