Color

#5371ca

#5371ca
hex#5371ca
rgbrgb(83, 113, 202)
hslhsl(225, 53%, 56%)
oklchoklch(0.569 0.142 267.7)
Closest name: God of Rain (#4466cc)Relative luminance 0.1791

Tints & shades

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

Harmonies

Complementary

Open in tool →

#caad53

#53adca · #7153ca

#ca5371 · #71ca53

Split-complementary

Open in tool →

#ca7153 · #adca53

#ca53ad · #caad53 · #53ca71

Contrast

#5371ca as textRatioAAAA largeAAAFix
Aaon white
4.58:1passpassfail
  • AAA: use #3552ac as the text (7.11:1)
Aaon black
4.58:1passpassfail
  • AAA: use #7e95d7 as the text (7.17:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #5371ca 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

#5371ca reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #5371ca
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 #5371ca and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/5371ca-9ca1c4-df754e-221f2d-e9eff1?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