Color

#10d2fe

#10d2fe
hex#10d2fe
rgbrgb(16, 210, 254)
hslhsl(191, 99%, 53%)
oklchoklch(0.8 0.144 220.5)
Closest name: Blue Mana (#68c2f5)Relative luminance 0.5336

Colors that go with #10d2fe

Charcoal, Crimson and Dodger 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 →

#fe3c10

#10feb3 · #105cfe

#fe10d2 · #d2fe10

Split-complementary

Open in tool →

#fe105c · #feb310

#b310fe · #fe3c10 · #5cfe10

Contrast

#10d2fe as textRatioAAAA largeAAAFix
Aaon white
1.8:1failfailfail
  • AA: use #01819d as the text (4.54:1)
  • AAA: use #015f75 as the text (7.25:1)
  • AA: or shift the background to #4f4f4f (4.55:1)
  • AAA: or shift the background to #333333 (7.02:1)
Aaon black
11.67:1passpasspassPasses 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 #10d2fe as the background.

Brands using this color

Fonts for this mood

#10d2fe reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #10d2fe
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 #10d2fe and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/10d2fe-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