Color

#03d8ca

#03d8ca
hex#03d8ca
rgbrgb(3, 216, 202)
hslhsl(176, 97%, 43%)
oklchoklch(0.794 0.139 186.5)
Closest name: mediumturquoise (#48d1cc)Relative luminance 0.534

Tints & shades

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

Harmonies

Complementary

Open in tool →

#d80311

#03d85f · #037cd8

#ca03d8 · #d8ca03

Split-complementary

Open in tool →

#d8037c · #d85f03

#5f03d8 · #d80311 · #7cd803

Contrast

#03d8ca as textRatioAAAA largeAAAFix
Aaon white
1.8:1failfailfail
  • AA: use #02837a as the text (4.64:1)
  • AAA: use #02645e as the text (7.03:1)
  • AA: or shift the background to #4f4f4f (4.56:1)
  • AAA: or shift the background to #333333 (7.03:1)
Aaon black
11.68:1passpasspassPasses 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 #03d8ca 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 #03d8ca
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 #03d8ca and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/03d8ca-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