Color

#388559

#388559
hex#388559
rgbrgb(56, 133, 89)
hslhsl(146, 41%, 37%)
oklchoklch(0.556 0.103 155.7)
Closest name: seagreen (#2e8b57)Relative luminance 0.1834

Colors that go with #388559

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 →

#853864

#3d8538 · #388580

#593885 · #855938

Split-complementary

Open in tool →

#803885 · #85383d

#383d85 · #853864 · #858038

Contrast

#388559 as textRatioAAAA largeAAAFix
Aaon white
4.5:1failpassfail
  • AA: use #368157 as the text (4.74:1)
  • AAA: use #296141 as the text (7.29:1)
  • AA: or shift the background to #050505 (4.53:1)
Aaon black
4.67:1passpassfail
  • AAA: use #47a971 as the text (7.18:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #388559 as the background.

Brands using this color

mcpConnect your agent — build around #388559
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 #388559 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/388559-a2beb1-ce59d4-1f2d2b-eaf1e9?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