Color

#2b8fc5

#2b8fc5
hex#2b8fc5
rgbrgb(43, 143, 197)
hslhsl(201, 64%, 47%)
oklchoklch(0.618 0.12 237.6)
Closest name: Blue Burst (#309cd0)Relative luminance 0.2419

Colors that go with #2b8fc5

Charcoal, Red and Copper 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 →

#c5612b

#2bc5ae · #2b42c5

#c52b8f · #8fc52b

Split-complementary

Open in tool →

#c52b42 · #c5ae2b

#ae2bc5 · #c5612b · #42c52b

Contrast

#2b8fc5 as textRatioAAAA largeAAAFix
Aaon white
3.6:1failpassfail
  • AA: use #267dab as the text (4.56:1)
  • AAA: use #1c5e82 as the text (7.06:1)
  • AA: or shift the background to #1f1f1f (4.58:1)
Aaon black
5.84:1passpassfail
  • AAA: use #3a9ed4 as the text (7.02:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2b8fc5 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

#2b8fc5 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2b8fc5
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 #2b8fc5 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2b8fc5-9cb1c4-df4e62-1f222d-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