Color

#258ba2

#258ba2
hex#258ba2
rgbrgb(37, 139, 162)
hslhsl(191, 63%, 39%)
oklchoklch(0.591 0.095 216.8)
Closest name: Blue Moon (#3992a8)Relative luminance 0.2147

Tints & shades

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

Harmonies

Complementary

Open in tool →

#a23c25

#25a27a · #254ca2

#a2258b · #8ba225

Split-complementary

Open in tool →

#a2254c · #a27a25

#7a25a2 · #a23c25 · #4ca225

Contrast

#258ba2 as textRatioAAAA largeAAAFix
Aaon white
3.97:1failpassfail
  • AA: use #228096 as the text (4.57:1)
  • AAA: use #196070 as the text (7.12:1)
  • AA: or shift the background to #171717 (4.52:1)
Aaon black
5.29:1passpassfail
  • AAA: use #2ba4bf 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 #258ba2 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

#258ba2 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #258ba2
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 #258ba2 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/258ba2-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