Color

#28bdac

#28bdac
hex#28bdac
rgbrgb(40, 189, 172)
hslhsl(173, 65%, 45%)
oklchoklch(0.721 0.121 183.1)
Closest name: Emerald Bliss (#4cbdac)Relative luminance 0.3982

Tints & shades

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

Harmonies

Complementary

Open in tool →

#bd283a

#28bd61 · #2884bd

#ac28bd · #bdac28

Split-complementary

Open in tool →

#bd2884 · #bd6128

#6128bd · #bd283a · #84bd28

Contrast

#28bdac as textRatioAAAA largeAAAFix
Aaon white
2.34:1failfailfail
  • AA: use #1c8276 as the text (4.66:1)
  • AAA: use #156158 as the text (7.28:1)
  • AA: or shift the background to #3d3d3d (4.64:1)
  • AAA: or shift the background to #1f1f1f (7.04:1)
Aaon black
8.96:1passpasspassPasses AAA — no fix needed.

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #28bdac 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 #28bdac
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 #28bdac and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/28bdac-a2bebe-d459a3-1f292d-e9f1ec?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