Color

#397445

#397445
hex#397445
rgbrgb(57, 116, 69)
hslhsl(132, 34%, 34%)
oklchoklch(0.506 0.097 148.7)
Closest name: Autumn Crocodile (#447744)Relative luminance 0.1379

Colors that go with #397445

Charcoal, Royal Blue and Rust 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 →

#743968

#4b7439 · #397462

#453974 · #744539

Split-complementary

Open in tool →

#623974 · #74394b

#394b74 · #743968 · #746239

Contrast

#397445 as textRatioAAAA largeAAAFix
Aaon white
5.59:1passpassfail
  • AAA: use #31633b as the text (7.05:1)
Aaon black
3.76:1failpassfail
  • AA: use #40824d as the text (4.52:1)
  • AAA: use #52a763 as the text (7.07:1)
  • AA: or shift the background to #e8e8e8 (4.56:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #397445 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 #397445
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 #397445 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/397445-a2beab-b64edf-1f2d28-ecf1e9?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