First Snow
Open in tool →Ice blue on snow-white with a deep navy — the quietest winter palette; everything is a tint of one cold hue.
Color
#81adca
#81adca
hex
#81adcargb
rgb(129, 173, 202)hsl
hsl(204, 41%, 65%)oklch
oklch(0.726 0.063 237.6)Closest name: Blue Eye Samurai (#75aebd)Relative luminance 0.3882
Colors that go with #81adca
Charcoal, Dark Salmon and Dodger 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.
Charcoal #36454f
neutralshippedCharcoal is the text near-black for #81adca: softer than #000 and cool enough to feel like part of the same palette.
Dark Salmon #e9967a
complementaryshippedDark Salmon sits directly opposite #81adca on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight.
Dodger Blue #1e90ff
shippedDodger Blue is paired with #81adca in 4 real palettes, including Patreon's brand system and Opensea's brand system, as the accent — a combination designers have actually shipped, not a computed rotation.
Midnight Blue #191970
shippedMidnight Blue is paired with #81adca in 9 real palettes, including First Snow and Open House, as the text colour against it — a combination designers have actually shipped, not a computed rotation.
Periwinkle #ccccff
shippedPeriwinkle is paired with #81adca in 4 real palettes, including Calendly's brand system and Mistral AI's brand system, as the supporting colour — a combination designers have actually shipped, not a computed rotation.
Powder Blue #b0e0e6
shippedPowder Blue is paired with #81adca in 5 real palettes, including First Snow and Crypto.com's brand system, as the accent — a combination designers have actually shipped, not a computed rotation.
Royal Blue #4169e1
shippedRoyal Blue is paired with #81adca in 7 real palettes, including Confluent's brand system and 1password's brand system, as the supporting colour — a combination designers have actually shipped, not a computed rotation.
Slate Gray #708090
shippedSlate Gray is paired with #81adca in 7 real palettes, including Graphite and Midnight Luxe, as the supporting colour — a combination designers have actually shipped, not a computed rotation.
Real palettes that use #81adca
Tints & shades
Harmonies
Contrast
| #81adca as text | Ratio | AA | AA large | AAA | Fix |
|---|---|---|---|---|---|
Aaon white | 2.4:1 | fail | fail | fail | |
Aaon black | 8.76:1 | pass | pass | pass | Passes 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 #81adca 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
#81adca reads as cool, modern. The font library is tagged with the same vocabulary:
mcpConnect your agent — build around #81adca
live endpointPoint 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.
endpoint
https://mcp.brandsweets.com/colors/mcpclaude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt
›analyze #81adca and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
tool url
/palettes/new/81adca-9cafc4-df4e5a-1f222d-e9f1f0?lock=0&style=vibrantWant the agent to remember your picks and write them into a living brand? Create a free BrandSweets workspace.
Machine-readable: color.md