Color

#388f4b

#388f4b
hex#388f4b
rgbrgb(56, 143, 75)
hslhsl(133, 44%, 39%)
oklchoklch(0.58 0.132 148.1)
Closest name: seagreen (#2e8b57)Relative luminance 0.2099

Colors that go with #388f4b

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 →

#8f387c

#508f38 · #388f76

#4b388f · #8f4b38

Split-complementary

Open in tool →

#76388f · #8f3850

#38508f · #8f387c · #8f7638

Contrast

#388f4b as textRatioAAAA largeAAAFix
Aaon white
4.04:1failpassfail
  • AA: use #338445 as the text (4.64:1)
  • AAA: use #276334 as the text (7.19:1)
  • AA: or shift the background to #141414 (4.56:1)
Aaon black
5.2:1passpassfail
  • AAA: use #42a958 as the text (7.05:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #388f4b 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 #388f4b
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 #388f4b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/388f4b-a2beab-b84edf-1f2d28-ebf1e9?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