Color

#5bbabe

#5bbabe
hex#5bbabe
rgbrgb(91, 186, 190)
hslhsl(182, 43%, 55%)
oklchoklch(0.733 0.09 199.1)
Closest name: Blue Bobbin (#52b4ca)Relative luminance 0.4106

Tints & shades

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

Harmonies

Complementary

Open in tool →

#be5e5b

#5bbe90 · #5b89be

#be5bba · #babe5b

Split-complementary

Open in tool →

#be5b89 · #be905b

#905bbe · #be5e5b · #89be5b

Contrast

#5bbabe as textRatioAAAA largeAAAFix
Aaon white
2.28:1failfailfail
  • AA: use #348183 as the text (4.55:1)
  • AAA: use #276062 as the text (7.15:1)
  • AA: or shift the background to #404040 (4.55:1)
  • AAA: or shift the background to #212121 (7.06:1)
Aaon black
9.21:1passpasspassPasses 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 #5bbabe as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Fonts for this mood

#5bbabe reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #5bbabe
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 #5bbabe and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/5bbabe-a2babe-d45990-1f272d-e9f1ee?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