Color

#375fa4

#375fa4
hex#375fa4
rgbrgb(55, 95, 164)
hslhsl(218, 50%, 43%)
oklchoklch(0.492 0.12 260.6)
Closest name: Blasphemous Blue (#3356aa)Relative luminance 0.1168

Tints & shades

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

Harmonies

Complementary

Open in tool →

#a47c37

#3796a4 · #4537a4

#a4375f · #5fa437

Split-complementary

Open in tool →

#a44537 · #96a437

#a43796 · #a47c37 · #37a445

Contrast

#375fa4 as textRatioAAAA largeAAAFix
Aaon white
6.3:1passpassfail
  • AAA: use #335899 as the text (7.01:1)
Aaon black
3.34:1failpassfail
  • AA: use #4774c2 as the text (4.55:1)
  • AAA: use #7597d1 as the text (7.1:1)
  • AA: or shift the background to #dbdbdb (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 #375fa4 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

#375fa4 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #375fa4
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 #375fa4 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/375fa4-9ca6c4-df644e-201f2d-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