Color

#374337

#374337
hex#374337
rgbrgb(55, 67, 55)
hslhsl(120, 10%, 24%)
oklchoklch(0.368 0.026 145)
Closest name: Black Olive (#3b3c36)Relative luminance 0.051

Tints & shades

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

Harmonies

Complementary

Open in tool →

#433743

#3d4337 · #37433d

#373743 · #433737

Split-complementary

Open in tool →

#3d3743 · #43373d

#373d43 · #433743 · #433d37

Contrast

#374337 as textRatioAAAA largeAAAFix
Aaon white
10.39:1passpasspassPasses AAA — no fix needed.
Aaon black
2.02:1failfailfail
  • AA: use #657b65 as the text (4.57:1)
  • AAA: use #869c86 as the text (7.11:1)
  • AA: or shift the background to #ababab (4.53:1)
  • AAA: or shift the background to #d4d4d4 (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 #374337 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

#374337 reads as muted, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #374337
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 #374337 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/374337-a2bea5-994edf-1f2d25-edf1e9?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