Color

#03ddd2

#03ddd2
hex#03ddd2
rgbrgb(3, 221, 210)
hslhsl(177, 97%, 44%)
oklchoklch(0.809 0.14 188.4)
Closest name: turquoise (#40e0d0)Relative luminance 0.5639

Tints & shades

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

Harmonies

Complementary

Open in tool →

#dd030e

#03dd65 · #037bdd

#d203dd · #ddd203

Split-complementary

Open in tool →

#dd037b · #dd6503

#6503dd · #dd030e · #7bdd03

Contrast

#03ddd2 as textRatioAAAA largeAAAFix
Aaon white
1.71:1failfailfail
  • AA: use #02837c as the text (4.63:1)
  • AAA: use #026460 as the text (7.01:1)
  • AA: or shift the background to #525252 (4.57:1)
  • AAA: or shift the background to #363636 (7.06:1)
Aaon black
12.28:1passpasspassPasses 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 #03ddd2 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 #03ddd2
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 #03ddd2 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/03ddd2-a2bcbe-d4599b-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