Color

#021fc5

#021fc5
hex#021fc5
rgbrgb(2, 31, 197)
hslhsl(231, 98%, 39%)
oklchoklch(0.393 0.244 264.4)
Closest name: mediumblue (#0000cd)Relative luminance 0.0502

Tints & shades

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

Harmonies

Complementary

Open in tool →

#c5a802

#0281c5 · #4602c5

#c5021f · #1fc502

Split-complementary

Open in tool →

#c54602 · #81c502

#c50281 · #c5a802 · #02c546

Contrast

#021fc5 as textRatioAAAA largeAAAFix
Aaon white
10.47:1passpasspassPasses AAA — no fix needed.
Aaon black
2:1failfailfail
  • AA: use #4964fd as the text (4.52:1)
  • AAA: use #7c8ffe as the text (7.22:1)
  • AA: or shift the background to #ababab (4.56:1)
  • AAA: or shift the background to #d4d4d4 (7.07:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #021fc5 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

#021fc5 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #021fc5
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 #021fc5 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/021fc5-9c9ec4-df834e-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