Color

#021dcf

#021dcf
hex#021dcf
rgbrgb(2, 29, 207)
hslhsl(232, 98%, 41%)
oklchoklch(0.404 0.256 264.4)
Closest name: mediumblue (#0000cd)Relative luminance 0.054

Tints & shades

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

Harmonies

Complementary

Open in tool →

#cfb402

#0284cf · #4d02cf

#cf021d · #1dcf02

Split-complementary

Open in tool →

#cf4d02 · #84cf02

#cf0284 · #cfb402 · #02cf4d

Contrast

#021dcf as textRatioAAAA largeAAAFix
Aaon white
10.1:1passpasspassPasses AAA — no fix needed.
Aaon black
2.08:1failfailfail
  • AA: use #4e66fd as the text (4.64:1)
  • AAA: use #7c8dfe as the text (7.1:1)
  • AA: or shift the background to #adadad (4.5:1)
  • AAA: or shift the background to #d9d9d9 (7.15:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #021dcf 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

#021dcf reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #021dcf
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 #021dcf and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/021dcf-9c9dc4-df864e-231f2d-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