Color

#28e697

#28e697
hex#28e697
rgbrgb(40, 230, 151)
hslhsl(155, 79%, 53%)
oklchoklch(0.819 0.181 158.7)
Closest name: Grotesque Green (#64e986)Relative luminance 0.5928

Tints & shades

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

Harmonies

Complementary

Open in tool →

#e62877

#28e638 · #28d6e6

#9728e6 · #e69728

Split-complementary

Open in tool →

#e628d6 · #e63828

#3828e6 · #e62877 · #d6e628

Contrast

#28e697 as textRatioAAAA largeAAAFix
Aaon white
1.63:1failfailfail
  • AA: use #108454 as the text (4.72:1)
  • AAA: use #0c643f as the text (7.22:1)
  • AA: or shift the background to #545454 (4.64:1)
  • AAA: or shift the background to #383838 (7.18:1)
Aaon black
12.86:1passpasspassPasses 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 #28e697 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 #28e697
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 #28e697 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/28e697-a2beb6-d459c8-1f2d2d-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