Color

#2828dc

#2828dc
hex#2828dc
rgbrgb(40, 40, 220)
hslhsl(240, 72%, 51%)
oklchoklch(0.441 0.256 269.4)
Closest name: Lapis on Neptune (#1f22d2)Relative luminance 0.0714

Tints & shades

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

Harmonies

Complementary

Open in tool →

#dcdc28

#2882dc · #8228dc

#dc2828 · #28dc28

Split-complementary

Open in tool →

#dc8228 · #82dc28

#dc2882 · #dcdc28 · #28dc82

Contrast

#2828dc as textRatioAAAA largeAAAFix
Aaon white
8.65:1passpasspassPasses AAA — no fix needed.
Aaon black
2.43:1failfailfail
  • AA: use #6565e6 as the text (4.56:1)
  • AAA: use #8d8dec as the text (7.15:1)
  • AA: or shift the background to #bdbdbd (4.61:1)
  • AAA: or shift the background to #e8e8e8 (7.06:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2828dc 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

#2828dc reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2828dc
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 #2828dc and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2828dc-a19cc4-df994e-251f2d-e9edf1?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