Color

#5bbccd

#5bbccd
hex#5bbccd
rgbrgb(91, 188, 205)
hslhsl(189, 53%, 58%)
oklchoklch(0.743 0.094 210.5)
Closest name: Blue Bobbin (#52b4ca)Relative luminance 0.426

Tints & shades

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

Harmonies

Complementary

Open in tool →

#cd6c5b

#5bcda5 · #5b83cd

#cd5bbc · #bccd5b

Split-complementary

Open in tool →

#cd5b83 · #cda55b

#a55bcd · #cd6c5b · #83cd5b

Contrast

#5bbccd as textRatioAAAA largeAAAFix
Aaon white
2.21:1failfailfail
  • AA: use #2c8190 as the text (4.52:1)
  • AAA: use #205e69 as the text (7.33:1)
  • AA: or shift the background to #424242 (4.56:1)
  • AAA: or shift the background to #242424 (7.04:1)
Aaon black
9.52:1passpasspassPasses 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 #5bbccd 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

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

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

tool url/palettes/new/5bbccd-a2b7be-df4e7e-1f252d-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