Color

#388558

#388558
hex#388558
rgbrgb(56, 133, 88)
hslhsl(145, 41%, 37%)
oklchoklch(0.556 0.104 155.2)
Closest name: seagreen (#2e8b57)Relative luminance 0.1832

Colors that go with #388558

Charcoal, Royal Blue and Medium Violet Red 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 →

#853865

#3e8538 · #38857f

#583885 · #855838

Split-complementary

Open in tool →

#7f3885 · #85383e

#383e85 · #853865 · #857f38

Contrast

#388558 as textRatioAAAA largeAAAFix
Aaon white
4.5:1passpassfail
  • AAA: use #296140 as the text (7.3:1)
Aaon black
4.66:1passpassfail
  • AAA: use #47a970 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 #388558 as the background.

Brands using this color

mcpConnect your agent — build around #388558
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 #388558 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/388558-a2beb1-cc59d4-1f2d2b-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