Color

#12a4e2

#12a4e2
hex#12a4e2
rgbrgb(18, 164, 226)
hslhsl(198, 85%, 48%)
oklchoklch(0.679 0.141 235.2)
Closest name: Blue Burst (#309cd0)Relative luminance 0.3217

Tints & shades

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

Harmonies

Complementary

Open in tool →

#e25112

#12e2b9 · #123ce2

#e212a4 · #a4e212

Split-complementary

Open in tool →

#e2123c · #e2b912

#b912e2 · #e25112 · #3ce212

Contrast

#12a4e2 as textRatioAAAA largeAAAFix
Aaon white
2.82:1failfailfail
  • AA: use #0e7eaf as the text (4.54:1)
  • AAA: use #0a5c7f as the text (7.37:1)
  • AA: or shift the background to #303030 (4.67:1)
  • AAA: or shift the background to #0a0a0a (7.01:1)
Aaon black
7.43:1passpasspassPasses AAA — no fix needed.

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #12a4e2 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

#12a4e2 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #12a4e2
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 #12a4e2 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/12a4e2-9cb3c4-df4e69-1f232d-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