Color

#59b8fc

#59b8fc
hex#59b8fc
rgbrgb(89, 184, 252)
hslhsl(205, 96%, 67%)
oklchoklch(0.753 0.133 242.5)
Closest name: Cooler Than Ever (#77bbff)Relative luminance 0.4343

Colors that go with #59b8fc

Charcoal, Dark Orange and Amber lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#fc9d5a

#5afcee · #5a68fc

#fc5ab8 · #b8fc5a

Split-complementary

Open in tool →

#fc5a68 · #fcee5a

#ee5afc · #fc9d5a · #68fc5a

Contrast

#59b8fc as textRatioAAAA largeAAAFix
Aaon white
2.17:1failfailfail
  • AA: use #0479cd as the text (4.54:1)
  • AAA: use #035996 as the text (7.31:1)
  • AA: or shift the background to #424242 (4.64:1)
  • AAA: or shift the background to #242424 (7.16:1)
Aaon black
9.69:1passpasspassPasses 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 #59b8fc as the background.

Brands using this color

Fonts for this mood

#59b8fc reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #59b8fc
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #59b8fc and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/59b8fc-9cafc4-df4e58-1f212d-e9f1f0?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