Color

#59cbcf

#59cbcf
hex#59cbcf
rgbrgb(89, 203, 207)
hslhsl(182, 55%, 58%)
oklchoklch(0.779 0.103 198.4)
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 →

#cf5d59

#59cf98 · #5990cf

#cf59cb · #cbcf59

Split-complementary

Open in tool →

#cf5990 · #cf9859

#9859cf · #cf5d59 · #90cf59

Contrast

#59cbcf as textRatioAAAA largeAAAFix
Aaon white
1.93:1failfailfail
  • AA: use #267f82 as the text (4.73:1)
  • AAA: use #1d6063 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 #59cbcf 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

#59cbcf reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #59cbcf
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 #59cbcf and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/59cbcf-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