Color

#037cd8

#037cd8
hex#037cd8
rgbrgb(3, 124, 216)
hslhsl(206, 97%, 43%)
oklchoklch(0.58 0.167 250.8)
Closest name: Haddock’s Sweater (#277aba)Relative luminance 0.1939

Tints & shades

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

Harmonies

Complementary

Open in tool →

#d85f03

#03d8ca · #0311d8

#d8037c · #7cd803

Split-complementary

Open in tool →

#d80311 · #d8ca03

#ca03d8 · #d85f03 · #11d803

Contrast

#037cd8 as textRatioAAAA largeAAAFix
Aaon white
4.3:1failpassfail
  • AA: use #0376ce as the text (4.68:1)
  • AAA: use #02599c as the text (7.21:1)
  • AA: or shift the background to #0d0d0d (4.52:1)
Aaon black
4.88:1passpassfail
  • AAA: use #1d9bfc as the text (7.15:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #037cd8 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

#037cd8 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #037cd8
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 #037cd8 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/037cd8-9caec4-df4e56-1f212d-e9f1f1?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