Color

#10bee5

#10bee5
hex#10bee5
rgbrgb(16, 190, 229)
hslhsl(191, 87%, 48%)
oklchoklch(0.742 0.133 219.9)
Closest name: Blue Bikini (#00bbee)Relative luminance 0.4259

Colors that go with #10bee5

Charcoal, Denim and Midnight Blue 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 →

#e53710

#10e5a1 · #1053e5

#e510be · #bee510

Split-complementary

Open in tool →

#e51053 · #e5a110

#a110e5 · #e53710 · #53e510

Contrast

#10bee5 as textRatioAAAA largeAAAFix
Aaon white
2.21:1failfailfail
  • AA: use #0b7f99 as the text (4.66:1)
  • AAA: use #085f72 as the text (7.27:1)
  • AA: or shift the background to #424242 (4.56:1)
  • AAA: or shift the background to #242424 (7.04:1)
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 #10bee5 as the background.

Brands using this color

Fonts for this mood

#10bee5 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #10bee5
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 #10bee5 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/10bee5-a2b6be-df4e7a-1f252d-e9f1ef?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