Color

#0a5ad1

#0a5ad1
hex#0a5ad1
rgbrgb(10, 90, 209)
hslhsl(216, 91%, 43%)
oklchoklch(0.502 0.197 260)
Closest name: God of Rain (#4466cc)Relative luminance 0.1198

Tints & shades

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

Harmonies

Complementary

Open in tool →

#d1820a

#0abdd1 · #1e0ad1

#d10a5a · #5ad10a

Split-complementary

Open in tool →

#d11e0a · #bdd10a

#d10abd · #d1820a · #0ad11e

Contrast

#0a5ad1 as textRatioAAAA largeAAAFix
Aaon white
6.18:1passpassfail
  • AAA: use #0951be as the text (7.16:1)
Aaon black
3.4:1failpassfail
  • AA: use #156ef4 as the text (4.57:1)
  • AAA: use #5596f7 as the text (7.09:1)
  • AA: or shift the background to #dedede (4.6:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #0a5ad1 as the background.

Brands using this color

Fonts for this mood

#0a5ad1 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #0a5ad1
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 #0a5ad1 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0a5ad1-9ca7c4-df5f4e-201f2d-e9f0f1?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