Color

#28958a

#28958a
hex#28958a
rgbrgb(40, 149, 138)
hslhsl(174, 58%, 37%)
oklchoklch(0.608 0.096 185)
Closest name: Green Dynasty (#00988e)Relative luminance 0.2378

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#952833

#289553 · #286995

#8a2895 · #958a28

Split-complementary

Open in tool →

#952869 · #955328

#532895 · #952833 · #699528

Contrast

#28958a as textRatioAAAA largeAAAFix
Aaon white
3.65:1failpassfail
  • AA: use #228177 as the text (4.69:1)
  • AAA: use #1a615a as the text (7.24:1)
  • AA: or shift the background to #1f1f1f (4.52:1)
Aaon black
5.76:1passpassfail
  • AAA: use #2da99d as the text (7.27:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #28958a 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 #28958a
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #28958a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/28958a-a2bebe-d459a1-1f292d-e9f1ed?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