Color

#1975a3

#1975a3
hex#1975a3
rgbrgb(25, 117, 163)
hslhsl(200, 73%, 37%)
oklchoklch(0.534 0.108 236.8)
Closest name: Bleu Ciel (#007ba1)Relative luminance 0.1557

Colors that go with #1975a3

Charcoal, Crimson and Royal Blue lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#a34719

#19a38c · #1930a3

#a31975 · #75a319

Split-complementary

Open in tool →

#a31930 · #a38c19

#8c19a3 · #a34719 · #30a319

Contrast

#1975a3 as textRatioAAAA largeAAAFix
Aaon white
5.1:1passpassfail
  • AAA: use #145c80 as the text (7.31:1)
Aaon black
4.11:1failpassfail
  • AA: use #1b7cac as the text (4.53:1)
  • AAA: use #229fdd as the text (7.07:1)
  • AA: or shift the background to #f2f2f2 (4.56:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #1975a3 as the background.

Brands using this color

Fonts for this mood

#1975a3 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #1975a3
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #1975a3 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1975a3-9cb2c4-df4e64-1f232d-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