Color

#27905c

#27905c
hex#27905c
rgbrgb(39, 144, 92)
hslhsl(150, 57%, 36%)
oklchoklch(0.581 0.124 156.8)
Closest name: seagreen (#2e8b57)Relative luminance 0.2115

Colors that go with #27905c

Charcoal, Crimson 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 →

#90275c

#279027 · #279090

#5c2790 · #905c27

Split-complementary

Open in tool →

#902790 · #902727

#272790 · #90275c · #909027

Contrast

#27905c as textRatioAAAA largeAAAFix
Aaon white
4.02:1failpassfail
  • AA: use #248454 as the text (4.66:1)
  • AAA: use #1b6440 as the text (7.13:1)
  • AA: or shift the background to #141414 (4.59:1)
Aaon black
5.23:1passpassfail
  • AAA: use #2fac6e as the text (7.25:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #27905c 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 #27905c
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 #27905c and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/27905c-a2beb3-d459d2-1f2d2c-e9f1ea?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