Color

#298fa3

#298fa3
hex#298fa3
rgbrgb(41, 143, 163)
hslhsl(190, 60%, 40%)
oklchoklch(0.602 0.094 213.9)
Closest name: Blue Moon (#3992a8)Relative luminance 0.2276

Tints & shades

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

Harmonies

Complementary

Open in tool →

#a33d29

#29a37a · #2952a3

#a3298f · #8fa329

Split-complementary

Open in tool →

#a32952 · #a37a29

#7a29a3 · #a33d29 · #52a329

Contrast

#298fa3 as textRatioAAAA largeAAAFix
Aaon white
3.78:1failpassfail
  • AA: use #258193 as the text (4.53:1)
  • AAA: use #1c606e as the text (7.12:1)
  • AA: or shift the background to #1c1c1c (4.51:1)
Aaon black
5.55:1passpassfail
  • AAA: use #2fa4bc as the text (7.16:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #298fa3 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

#298fa3 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #298fa3
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 #298fa3 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/298fa3-a2b6be-df4e7c-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