Color

#2d38d7

#2d38d7
hex#2d38d7
rgbrgb(45, 56, 215)
hslhsl(236, 68%, 51%)
oklchoklch(0.457 0.235 269.8)
Closest name: Lapis on Neptune (#1f22d2)Relative luminance 0.0829

Colors that go with #2d38d7

Charcoal, Sea Green and Amber lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#d7cc2d

#2d8dd7 · #772dd7

#d72d38 · #38d72d

Split-complementary

Open in tool →

#d7772d · #8dd72d

#d72d8d · #d7cc2d · #2dd777

Contrast

#2d38d7 as textRatioAAAA largeAAAFix
Aaon white
7.9:1passpasspassPasses AAA — no fix needed.
Aaon black
2.66:1failfailfail
  • AA: use #6069e1 as the text (4.61:1)
  • AAA: use #878ee8 as the text (7.06:1)
  • AA: or shift the background to #c4c4c4 (4.53:1)
  • AAA: or shift the background to #f2f2f2 (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 #2d38d7 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

#2d38d7 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2d38d7
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #2d38d7 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2d38d7-9e9cc4-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