Color

#2903e2

#2903e2
hex#2903e2
rgbrgb(41, 3, 226)
hslhsl(250, 97%, 45%)
oklchoklch(0.425 0.277 269.9)
Closest name: Burning Ultrablue (#150aec)Relative luminance 0.0603

Tints & shades

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

Harmonies

Complementary

Open in tool →

#bde203

#034ee2 · #9803e2

#e22903 · #03e229

Split-complementary

Open in tool →

#e29803 · #4ee203

#e2034e · #bde203 · #03e298

Contrast

#2903e2 as textRatioAAAA largeAAAFix
Aaon white
9.52:1passpasspassPasses AAA — no fix needed.
Aaon black
2.21:1failfailfail
  • AA: use #7459fc as the text (4.58:1)
  • AAA: use #9a86fd as the text (7.2:1)
  • AA: or shift the background to #b3b3b3 (4.54:1)
  • AAA: or shift the background to #dedede (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 #2903e2 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

#2903e2 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2903e2
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 #2903e2 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2903e2-a79cc4-dfb14e-281f2d-e9ecf1?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