Color

#59bbc0

#59bbc0
hex#59bbc0
rgbrgb(89, 187, 192)
hslhsl(183, 45%, 55%)
oklchoklch(0.735 0.092 199.8)
Closest name: Blue Bobbin (#52b4ca)Relative luminance 0.4147

Tints & shades

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

Harmonies

Complementary

Open in tool →

#c05e59

#59c091 · #5987c0

#c059bb · #bbc059

Split-complementary

Open in tool →

#c05987 · #c09159

#9159c0 · #c05e59 · #87c059

Contrast

#59bbc0 as textRatioAAAA largeAAAFix
Aaon white
2.26:1failfailfail
  • AA: use #328185 as the text (4.55:1)
  • AAA: use #266164 as the text (7.06:1)
  • AA: or shift the background to #404040 (4.59:1)
  • AAA: or shift the background to #212121 (7.13:1)
Aaon black
9.29:1passpasspassPasses 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 #59bbc0 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

#59bbc0 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #59bbc0
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 #59bbc0 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/59bbc0-a2b9be-d4598e-1f262d-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