Color

#c3e8ee

#c3e8ee
hex#c3e8ee
rgbrgb(195, 232, 238)
hslhsl(188, 56%, 85%)
oklchoklch(0.906 0.039 208.4)
Closest name: Gentle Cold (#c3ece9)Relative luminance 0.7549

Colors that go with #c3e8ee

Charcoal, Lilac and Plum 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.

Real palettes that use #c3e8ee

Tints & shades

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

Harmonies

Complementary

Open in tool →

#eec9c3

#c3eede · #c3d3ee

#eec3e8 · #e8eec3

Split-complementary

Open in tool →

#eec3d3 · #eedec3

#dec3ee · #eec9c3 · #d3eec3

Contrast

#c3e8ee as textRatioAAAA largeAAAFix
Aaon white
1.3:1failfailfail
  • AA: use #28818f as the text (4.54:1)
  • AAA: use #1e616b as the text (7.05:1)
  • AA: or shift the background to #636363 (4.61:1)
  • AAA: or shift the background to #474747 (7.12:1)
Aaon black
16.1:1passpasspassPasses 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 #c3e8ee 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

#c3e8ee reads as cool, light, clean. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #c3e8ee
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 #c3e8ee and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/c3e8ee-a2b7be-df4e81-1f252d-e9f1ee?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