Color

#0a20cd

#0a20cd
hex#0a20cd
rgbrgb(10, 32, 205)
hslhsl(233, 91%, 42%)
oklchoklch(0.405 0.251 265.1)
Closest name: Lapis on Neptune (#1f22d2)Relative luminance 0.0551

Tints & shades

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

Harmonies

Complementary

Open in tool →

#cdb60a

#0a82cd · #540acd

#cd0a20 · #20cd0a

Split-complementary

Open in tool →

#cd540a · #82cd0a

#cd0a82 · #cdb60a · #0acd54

Contrast

#0a20cd as textRatioAAAA largeAAAFix
Aaon white
9.99:1passpasspassPasses AAA — no fix needed.
Aaon black
2.1:1failfailfail
  • AA: use #5567f7 as the text (4.67:1)
  • AAA: use #808ef9 as the text (7.15:1)
  • AA: or shift the background to #b0b0b0 (4.61:1)
  • AAA: or shift the background to #d9d9d9 (7.08:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #0a20cd 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

#0a20cd reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #0a20cd
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 #0a20cd and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0a20cd-9c9cc4-df884e-241f2d-e9eef1?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