Color

#28bda0

#28bda0
hex#28bda0
rgbrgb(40, 189, 160)
hslhsl(168, 65%, 45%)
oklchoklch(0.717 0.126 175.6)
Closest name: Emerald Bliss (#4cbdac)Relative luminance 0.3938

Tints & shades

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

Harmonies

Complementary

Open in tool →

#bd2846

#28bd55 · #2891bd

#a028bd · #bda028

Split-complementary

Open in tool →

#bd2891 · #bd5528

#5528bd · #bd2846 · #91bd28

Contrast

#28bda0 as textRatioAAAA largeAAAFix
Aaon white
2.37:1failfailfail
  • AA: use #1c826e as the text (4.7:1)
  • AAA: use #156152 as the text (7.33:1)
  • AA: or shift the background to #3d3d3d (4.59:1)
  • AAA: or shift the background to #1c1c1c (7.2:1)
Aaon black
8.88:1passpasspassPasses 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 #28bda0 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 #28bda0
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 #28bda0 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/28bda0-a2bebc-d459ad-1f2a2d-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