Color

#238fcd

#238fcd
hex#238fcd
rgbrgb(35, 143, 205)
hslhsl(202, 71%, 47%)
oklchoklch(0.621 0.131 240.2)
Closest name: Blue Burst (#309cd0)Relative luminance 0.2441

Tints & shades

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

Harmonies

Complementary

Open in tool →

#cd6123

#23cdb6 · #2339cd

#cd238f · #8fcd23

Split-complementary

Open in tool →

#cd2339 · #cdb623

#b623cd · #cd6123 · #39cd23

Contrast

#238fcd as textRatioAAAA largeAAAFix
Aaon white
3.57:1failpassfail
  • AA: use #1e7cb3 as the text (4.58:1)
  • AAA: use #175e87 as the text (7.03:1)
  • AA: or shift the background to #212121 (4.51:1)
Aaon black
5.88:1passpassfail
  • AAA: use #329edc as the text (7.06:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #238fcd 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

#238fcd reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #238fcd
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 #238fcd and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/238fcd-9cb1c4-df4e5f-1f222d-e9f1f0?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