Color

#2175e4

#2175e4
hex#2175e4
rgbrgb(33, 117, 228)
hslhsl(214, 78%, 51%)
oklchoklch(0.576 0.186 257.5)
Closest name: Bluetiful (#3c69e7)Relative luminance 0.1865

Tints & shades

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

Harmonies

Complementary

Open in tool →

#e48f21

#21d7e4 · #2e21e4

#e42175 · #75e421

Split-complementary

Open in tool →

#e42e21 · #d7e421

#e421d7 · #e48f21 · #21e42e

Contrast

#2175e4 as textRatioAAAA largeAAAFix
Aaon white
4.44:1failpassfail
  • AA: use #1c72e3 as the text (4.6:1)
  • AAA: use #1557ac as the text (7.02:1)
  • AA: or shift the background to #080808 (4.51:1)
Aaon black
4.73:1passpassfail
  • AAA: use #5797ea as the text (7.02:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2175e4 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

#2175e4 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2175e4
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 #2175e4 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2175e4-9ca9c4-df5a4e-1f1f2d-e9f0f1?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