Color

#5bf5dc

#5bf5dc
hex#5bf5dc
rgbrgb(91, 245, 220)
hslhsl(170, 89%, 66%)
oklchoklch(0.882 0.134 180.3)
Closest name: Frozen Boubble (#00eedd)Relative luminance 0.727

Tints & shades

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

Harmonies

Complementary

Open in tool →

#f55b75

#5bf58f · #5bc2f5

#dc5bf5 · #f5dc5b

Split-complementary

Open in tool →

#f55bc2 · #f58f5b

#8f5bf5 · #f55b75 · #c2f55b

Contrast

#5bf5dc as textRatioAAAA largeAAAFix
Aaon white
1.35:1failfailfail
  • AA: use #08826e as the text (4.74:1)
  • AAA: use #066051 as the text (7.5:1)
  • AA: or shift the background to #616161 (4.58:1)
  • AAA: or shift the background to #454545 (7.09:1)
Aaon black
15.54:1passpasspassPasses 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 #5bf5dc 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 #5bf5dc
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 #5bf5dc and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/5bf5dc-a2bebd-d459a9-1f292d-e9f1ec?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