Color

#65a8fb

#65a8fb
hex#65a8fb
rgbrgb(101, 168, 251)
hslhsl(213, 95%, 69%)
oklchoklch(0.723 0.14 254.7)
Closest name: Fennel Flower (#77aaff)Relative luminance 0.3774

Colors that go with #65a8fb

Charcoal, Goldenrod 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 →

#fbb765

#65f4fb · #6c65fb

#fb65a8 · #a8fb65

Split-complementary

Open in tool →

#fb6c65 · #f4fb65

#fb65f4 · #fbb765 · #65fb6c

Contrast

#65a8fb as textRatioAAAA largeAAAFix
Aaon white
2.46:1failfailfail
  • AA: use #066fef as the text (4.64:1)
  • AAA: use #0555b8 as the text (7:1)
  • AA: or shift the background to #3b3b3b (4.56:1)
  • AAA: or shift the background to #1a1a1a (7.08:1)
Aaon black
8.55:1passpasspassPasses 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 #65a8fb as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#65a8fb reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #65a8fb
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 #65a8fb and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/65a8fb-9ca9c4-df584e-1f202d-e9f0f1?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