Color

#5bb0cd

#5bb0cd
hex#5bb0cd
rgbrgb(91, 176, 205)
hslhsl(195, 53%, 58%)
oklchoklch(0.715 0.092 222.8)
Closest name: Blue Martini (#52b4d3)Relative luminance 0.3768

Tints & shades

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

Harmonies

Complementary

Open in tool →

#cd785b

#5bcdb0 · #5b78cd

#cd5bb0 · #b0cd5b

Split-complementary

Open in tool →

#cd5b78 · #cdb05b

#b05bcd · #cd785b · #78cd5b

Contrast

#5bb0cd as textRatioAAAA largeAAAFix
Aaon white
2.46:1failfailfail
  • AA: use #2f7e98 as the text (4.61:1)
  • AAA: use #235e71 as the text (7.21:1)
  • AA: or shift the background to #3b3b3b (4.55:1)
  • AAA: or shift the background to #1a1a1a (7.07:1)
Aaon black
8.54:1passpasspassPasses 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 #5bb0cd 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

#5bb0cd reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #5bb0cd
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 #5bb0cd and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/5bb0cd-9cb5c4-df4e70-1f242d-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