Color

#375da0

#375da0
hex#375da0
rgbrgb(55, 93, 160)
hslhsl(218, 49%, 42%)
oklchoklch(0.484 0.117 260.9)
Closest name: Blasphemous Blue (#3356aa)Relative luminance 0.1118

Tints & shades

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

Harmonies

Complementary

Open in tool →

#a07937

#3792a0 · #4537a0

#a0375d · #5da037

Split-complementary

Open in tool →

#a04537 · #92a037

#a03792 · #a07937 · #37a045

Contrast

#375da0 as textRatioAAAA largeAAAFix
Aaon white
6.49:1passpassfail
  • AAA: use #335694 as the text (7.24:1)
Aaon black
3.24:1failpassfail
  • AA: use #4975c1 as the text (4.6:1)
  • AAA: use #7697d0 as the text (7.11:1)
  • AA: or shift the background to #d9d9d9 (4.6:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #375da0 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

#375da0 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #375da0
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 #375da0 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/375da0-9ca6c4-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