Color

#398b2d

#398b2d
hex#398b2d
rgbrgb(57, 139, 45)
hslhsl(112, 51%, 36%)
oklchoklch(0.566 0.153 141.2)
Closest name: Overgrown Mausoleum (#448833)Relative luminance 0.1952

Colors that go with #398b2d

Charcoal, Crimson and Royal Blue 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 →

#7e2d8b

#688b2d · #2d8b4f

#2d398b · #8b2d39

Split-complementary

Open in tool →

#4f2d8b · #8b2d68

#2d688b · #7e2d8b · #8b4f2d

Contrast

#398b2d as textRatioAAAA largeAAAFix
Aaon white
4.28:1failpassfail
  • AA: use #36832a as the text (4.73:1)
  • AAA: use #2a6420 as the text (7.14:1)
  • AA: or shift the background to #0d0d0d (4.54:1)
Aaon black
4.9:1passpassfail
  • AAA: use #48ad38 as the text (7.31:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #398b2d 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 #398b2d
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 #398b2d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/398b2d-a2bea2-864edf-1f2d23-eef1e9?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