Color

#5bcbcd

#5bcbcd
hex#5bcbcd
rgbrgb(91, 203, 205)
hslhsl(181, 53%, 58%)
oklchoklch(0.779 0.102 196.9)
Closest name: mediumturquoise (#48d1cc)Relative luminance 0.4934

Tints & shades

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

Harmonies

Complementary

Open in tool →

#cd5d5b

#5bcd96 · #5b92cd

#cd5bcb · #cbcd5b

Split-complementary

Open in tool →

#cd5b92 · #cd965b

#965bcd · #cd5d5b · #92cd5b

Contrast

#5bcbcd as textRatioAAAA largeAAAFix
Aaon white
1.93:1failfailfail
  • AA: use #287f81 as the text (4.73:1)
  • AAA: use #1e6062 as the text (7.23:1)
  • AA: or shift the background to #4a4a4a (4.59:1)
  • AAA: or shift the background to #2e2e2e (7.03:1)
Aaon black
10.87:1passpasspassPasses 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 #5bcbcd 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

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

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

tool url/palettes/new/5bcbcd-a2babe-d45992-1f272d-e9f1ed?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