Color

#6bb3ff

#6bb3ff
hex#6bb3ff
rgbrgb(107, 179, 255)
hslhsl(211, 100%, 71%)
oklchoklch(0.751 0.132 251.2)
Closest name: Fennel Flower (#77aaff)Relative luminance 0.4259

Colors that go with #6bb3ff

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 →

#ffb86b

#6bfdff · #6e6bff

#ff6bb3 · #b3ff6b

Split-complementary

Open in tool →

#ff6e6b · #fdff6b

#ff6bfd · #ffb86b · #6bff6e

Contrast

#6bb3ff as textRatioAAAA largeAAAFix
Aaon white
2.21:1failfailfail
  • AA: use #0071eb as the text (4.6:1)
  • AAA: use #0056b3 as the text (7.04:1)
  • AA: or shift the background to #424242 (4.55:1)
  • AAA: or shift the background to #242424 (7.03:1)
Aaon black
9.52:1passpasspassPasses 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 #6bb3ff as the background.

Brands using this color

Fonts for this mood

#6bb3ff reads as cool, vivid, light. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #6bb3ff
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 #6bb3ff and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/6bb3ff-9cabc4-df534e-1f202d-e9f1f1?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