Color

#1eb3a9

#1eb3a9
hex#1eb3a9
rgbrgb(30, 179, 169)
hslhsl(176, 71%, 41%)
oklchoklch(0.693 0.116 187.6)
Closest name: lightseagreen (#20b2aa)Relative luminance 0.3538

Tints & shades

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

Harmonies

Complementary

Open in tool →

#b31e28

#1eb35f · #1e72b3

#a91eb3 · #b3a91e

Split-complementary

Open in tool →

#b31e72 · #b35f1e

#5f1eb3 · #b31e28 · #72b31e

Contrast

#1eb3a9 as textRatioAAAA largeAAAFix
Aaon white
2.6:1failfailfail
  • AA: use #16837c as the text (4.59:1)
  • AAA: use #10605b as the text (7.38:1)
  • AA: or shift the background to #383838 (4.51:1)
  • AAA: or shift the background to #141414 (7.08:1)
Aaon black
8.08:1passpasspassPasses 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 #1eb3a9 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 #1eb3a9
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 #1eb3a9 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1eb3a9-a2bdbe-d4599d-1f282d-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