Color

#5bfbe5

#5bfbe5
hex#5bfbe5
rgbrgb(91, 251, 229)
hslhsl(172, 95%, 67%)
oklchoklch(0.899 0.136 182.3)
Closest name: aquamarine (#7fffd4)Relative luminance 0.7688

Tints & shades

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

Harmonies

Complementary

Open in tool →

#fb5b70

#5bfb96 · #5bc0fb

#e55bfb · #fbe55b

Split-complementary

Open in tool →

#fb5bc0 · #fb965b

#965bfb · #fb5b70 · #c0fb5b

Contrast

#5bfbe5 as textRatioAAAA largeAAAFix
Aaon white
1.28:1failfailfail
  • AA: use #038170 as the text (4.8:1)
  • AAA: use #036357 as the text (7.18:1)
  • AA: or shift the background to #636363 (4.68:1)
  • AAA: or shift the background to #474747 (7.24:1)
Aaon black
16.38:1passpasspassPasses 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 #5bfbe5 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 #5bfbe5
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 #5bfbe5 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/5bfbe5-a2bebe-d459a5-1f292d-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