Color

#0a91c7

#0a91c7
hex#0a91c7
rgbrgb(10, 145, 199)
hslhsl(197, 90%, 41%)
oklchoklch(0.619 0.128 234.3)
Closest name: Blue Ocean (#009dc4)Relative luminance 0.2444

Tints & shades

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

Harmonies

Complementary

Open in tool →

#c7400a

#0ac79e · #0a33c7

#c70a91 · #91c70a

Split-complementary

Open in tool →

#c70a33 · #c79e0a

#9e0ac7 · #c7400a · #33c70a

Contrast

#0a91c7 as textRatioAAAA largeAAAFix
Aaon white
3.57:1failpassfail
  • AA: use #097caa as the text (4.69:1)
  • AAA: use #075c7e as the text (7.39:1)
  • AA: or shift the background to #212121 (4.51:1)
Aaon black
5.89:1passpassfail
  • AAA: use #0ba0da as the text (7.05:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #0a91c7 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

#0a91c7 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #0a91c7
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 #0a91c7 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0a91c7-9cb4c4-df4e6b-1f232d-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