Color

#31ddcf

#31ddcf
hex#31ddcf
rgbrgb(49, 221, 207)
hslhsl(175, 72%, 53%)
oklchoklch(0.812 0.134 186.4)
Closest name: turquoise (#40e0d0)Relative luminance 0.5687

Tints & shades

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

Harmonies

Complementary

Open in tool →

#dd313f

#31dd79 · #3196dd

#cf31dd · #ddcf31

Split-complementary

Open in tool →

#dd3196 · #dd7931

#7931dd · #dd313f · #96dd31

Contrast

#31ddcf as textRatioAAAA largeAAAFix
Aaon white
1.7:1failfailfail
  • AA: use #15847a as the text (4.55:1)
  • AAA: use #10605a as the text (7.39:1)
  • AA: or shift the background to #525252 (4.6:1)
  • AAA: or shift the background to #363636 (7.12:1)
Aaon black
12.37:1passpasspassPasses 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 #31ddcf 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 #31ddcf
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 #31ddcf and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/31ddcf-a2bdbe-d4599f-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