Color

#10a2cb

#10a2cb
hex#10a2cb
rgbrgb(16, 162, 203)
hslhsl(193, 85%, 43%)
oklchoklch(0.663 0.123 224.7)
Closest name: Blue Ocean (#009dc4)Relative luminance 0.3026

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#cb3910

#10cb96 · #1045cb

#cb10a2 · #a2cb10

Split-complementary

Open in tool →

#cb1045 · #cb9610

#9610cb · #cb3910 · #45cb10

Contrast

#10a2cb as textRatioAAAA largeAAAFix
Aaon white
2.98:1failfailfail
  • AA: use #0d80a0 as the text (4.55:1)
  • AAA: use #0a5e76 as the text (7.3:1)
  • AA: or shift the background to #2e2e2e (4.56:1)
  • AAA: or shift the background to #000000 (7.05:1)
Aaon black
7.05:1passpasspassPasses 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 #10a2cb 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

#10a2cb reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #10a2cb
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #10a2cb and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/10a2cb-a2b5be-df4e75-1f242d-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