Color

#2937fa

#2937fa
hex#2937fa
rgbrgb(41, 55, 250)
hslhsl(236, 95%, 57%)
oklchoklch(0.492 0.277 268)
Closest name: C64 Blue (#003aff)Relative luminance 0.1011

Tints & shades

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

Harmonies

Complementary

Open in tool →

#faec29

#299ffa · #8329fa

#fa2937 · #37fa29

Split-complementary

Open in tool →

#fa8329 · #9ffa29

#fa299f · #faec29 · #29fa83

Contrast

#2937fa as textRatioAAAA largeAAAFix
Aaon white
6.95:1passpassfail
  • AAA: use #2432f9 as the text (7.24:1)
Aaon black
3.02:1failpassfail
  • AA: use #5b66fb as the text (4.74:1)
  • AAA: use #838bfc as the text (7.06:1)
  • AA: or shift the background to #d1d1d1 (4.55:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2937fa 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

#2937fa reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2937fa
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 #2937fa and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2937fa-9e9cc4-df8f4e-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