Color

#2d90cd

#2d90cd
hex#2d90cd
rgbrgb(45, 144, 205)
hslhsl(203, 64%, 49%)
oklchoklch(0.625 0.128 240.9)
Closest name: Blue Burst (#309cd0)Relative luminance 0.2491

Tints & shades

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

Harmonies

Complementary

Open in tool →

#cd6a2d

#2dcdba · #2d40cd

#cd2d90 · #90cd2d

Split-complementary

Open in tool →

#cd2d40 · #cdba2d

#ba2dcd · #cd6a2d · #40cd2d

Contrast

#2d90cd as textRatioAAAA largeAAAFix
Aaon white
3.51:1failpassfail
  • AA: use #277bb0 as the text (4.62:1)
  • AAA: use #1d5e86 as the text (7.01:1)
  • AA: or shift the background to #212121 (4.59:1)
Aaon black
5.98:1passpassfail
  • AAA: use #439dd6 as the text (7.03:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2d90cd 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

#2d90cd reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2d90cd
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 #2d90cd and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2d90cd-9cb0c4-df4e5d-1f222d-e9f1f0?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