Color

#258fa7

#258fa7
hex#258fa7
rgbrgb(37, 143, 167)
hslhsl(191, 64%, 40%)
oklchoklch(0.603 0.098 217)
Closest name: Blue Moon (#3992a8)Relative luminance 0.2283

Tints & shades

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

Harmonies

Complementary

Open in tool →

#a73d25

#25a77e · #254ea7

#a7258f · #8fa725

Split-complementary

Open in tool →

#a7254e · #a77e25

#7e25a7 · #a73d25 · #4ea725

Contrast

#258fa7 as textRatioAAAA largeAAAFix
Aaon white
3.77:1failpassfail
  • AA: use #218197 as the text (4.51:1)
  • AAA: use #196171 as the text (7.02:1)
  • AA: or shift the background to #1c1c1c (4.52:1)
Aaon black
5.57:1passpassfail
  • AAA: use #2aa5c0 as the text (7.24:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #258fa7 as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Palettes built around it

Fonts for this mood

#258fa7 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #258fa7
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 #258fa7 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/258fa7-a2b6be-df4e7a-1f252d-e9f1ef?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