Nursery
Open in tool →Pastel coral, sky and butter — soft enough for a newborn brand, with warm brown text instead of harsh black.
Color
#a3dfeb
#a3dfeb
hex
#a3dfebrgb
rgb(163, 223, 235)hsl
hsl(190, 64%, 78%)oklch
oklch(0.867 0.063 211.3)Closest name: Blizzard Blue (#a3e3ed)Relative luminance 0.6656
Colors that go with #a3dfeb
Charcoal, Dark Salmon and Amber 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 #a3dfeb: softer than #000 and cool enough to feel like part of the same palette.
Dark Salmon #e9967a
complementaryshippedDark Salmon sits directly opposite #a3dfeb on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight.
Amber #ffbf00
shippedAmber is paired with #a3dfeb in 4 real palettes, including Salesforce's brand system and Blueprint, as the accent.
Brown #a52a2a
shipped4 real palettes, including Woodsmoke and Velvet put Brown beside #a3dfeb, as the accent.
Burlywood #deb887
shippedBurlywood is paired with #a3dfeb in 5 real palettes, including Coastal and Coffee Bar, as the accent.
Copper #b87333
shippedDesigners have shipped Copper with #a3dfeb: 4 real palettes, including Bramble and Dusk, as the supporting colour.
Crimson #dc143c
shippedCrimson is paired with #a3dfeb in 4 real palettes, including Frost & Ember and Cartier's brand system, as the accent.
Dark Olive Green #556b2f
shippedDark Olive Green shows up next to #a3dfeb in 6 real palettes, including Oatmeal and Forest Floor, as the lead colour.
Real palettes that use #a3dfeb
Tints & shades
Harmonies
Contrast
| #a3dfeb as text | Ratio | AA | AA large | AAA | Fix |
|---|---|---|---|---|---|
Aaon white | 1.47:1 | fail | fail | fail | |
Aaon black | 14.31:1 | 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 #a3dfeb 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
Macaron
Open in tool →Rose, sky and pistachio at patisserie strength — the pastel trio, with a plum-grey text colour so it never washes out.
Glacier
Open in tool →Three blues from ice to deep water on a pale surface — a monochromatic winter set with real depth.
Fonts for this mood
#a3dfeb reads as cool, vivid, light. The font library is tagged with the same vocabulary:
mcpConnect your agent — build around #a3dfeb
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 #a3dfeb and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
tool url
/palettes/new/a3dfeb-a2b6be-df4e7c-1f252d-e9f1ef?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