Color

#5bcbe6

#5bcbe6
hex#5bcbe6
rgbrgb(91, 203, 230)
hslhsl(192, 74%, 63%)
oklchoklch(0.788 0.108 216.2)
Closest name: Dolphin (#86c4da)Relative luminance 0.5065

Tints & shades

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

Harmonies

Complementary

Open in tool →

#e6775b

#5be6bd · #5b85e6

#e65bcb · #cbe65b

Split-complementary

Open in tool →

#e65b85 · #e6bd5b

#bd5be6 · #e6775b · #85e65b

Contrast

#5bcbe6 as textRatioAAAA largeAAAFix
Aaon white
1.89:1failfailfail
  • AA: use #17819b as the text (4.52:1)
  • AAA: use #116073 as the text (7.13:1)
  • AA: or shift the background to #4a4a4a (4.7:1)
  • AAA: or shift the background to #2e2e2e (7.2:1)
Aaon black
11.13:1passpasspassPasses 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 #5bcbe6 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

#5bcbe6 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #5bcbe6
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 #5bcbe6 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/5bcbe6-a2b5be-df4e77-1f242d-e9f1ef?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