Color

#288063

#288063
hex#288063
rgbrgb(40, 128, 99)
hslhsl(160, 52%, 33%)
oklchoklch(0.54 0.095 167.1)
Closest name: Amazon (#387b54)Relative luminance 0.1679

Colors that go with #288063

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 →

#802846

#288037 · #287180

#632880 · #806328

Split-complementary

Open in tool →

#802871 · #803728

#372880 · #802846 · #718028

Contrast

#288063 as textRatioAAAA largeAAAFix
Aaon white
4.82:1passpassfail
  • AAA: use #1f614b as the text (7.32:1)
Aaon black
4.36:1failpassfail
  • AA: use #2a8466 as the text (4.59:1)
  • AAA: use #36ab84 as the text (7.32:1)
  • AA: or shift the background to #fafafa (4.62:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #288063 as the background.

Brands using this color

mcpConnect your agent — build around #288063
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 #288063 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/288063-a2beb8-d459be-1f2c2d-e9f1eb?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