Color

#2997ff

#2997ff
hex#2997ff
rgbrgb(41, 151, 255)
hslhsl(209, 100%, 58%)
oklchoklch(0.669 0.181 251.8)
Closest name: dodgerblue (#1e90ff)Relative luminance 0.2982

Tints & shades

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

Harmonies

Complementary

Open in tool →

#ff9029

#29fffb · #292cff

#ff2997 · #97ff29

Split-complementary

Open in tool →

#ff292c · #fffb29

#fb29ff · #ff9029 · #2cff29

Contrast

#2997ff as textRatioAAAA largeAAAFix
Aaon white
3.02:1failpassfail
  • AA: use #0074e0 as the text (4.59:1)
  • AAA: use #0057a8 as the text (7.17:1)
  • AA: or shift the background to #2e2e2e (4.5:1)
Aaon black
6.96:1passpassfail
  • AAA: use #2e9aff as the text (7.18:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2997ff as the background.

Brands using this color

Fonts for this mood

#2997ff reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2997ff
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 #2997ff and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2997ff-9cacc4-df4e4e-1f212d-e9f1f1?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