Color

#4aa5de

#4aa5de
hex#4aa5de
rgbrgb(74, 165, 222)
hslhsl(203, 69%, 58%)
oklchoklch(0.691 0.12 239.4)
Closest name: Cousteau (#55a9d6)Relative luminance 0.3364

Colors that go with #4aa5de

Charcoal, Medium Sea Green and Peru 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 →

#de834a

#4adecd · #4a5bde

#de4aa5 · #a5de4a

Split-complementary

Open in tool →

#de4a5b · #decd4a

#cd4ade · #de834a · #5bde4a

Contrast

#4aa5de as textRatioAAAA largeAAAFix
Aaon white
2.72:1failfailfail
  • AA: use #217cb5 as the text (4.55:1)
  • AAA: use #195c86 as the text (7.2:1)
  • AA: or shift the background to #333333 (4.65:1)
  • AAA: or shift the background to #0f0f0f (7.05:1)
Aaon black
7.73:1passpasspassPasses 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 #4aa5de 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

#4aa5de reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #4aa5de
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 #4aa5de and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4aa5de-9cb0c4-df4e5d-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