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
#30487e
#30487e
hex
#30487ergb
rgb(48, 72, 126)hsl
hsl(222, 45%, 34%)oklch
oklch(0.41 0.095 264.5)Closest name: Assassin (#2d4f83)Relative luminance 0.0677
Colors that go with #30487e
Midnight Blue, Powder Blue and Steel 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.
Midnight Blue #191970
shippedMidnight Blue is paired with #30487e in 6 real palettes, including First Snow and Fintech Trust, as the text colour against it — a combination designers have actually shipped, not a computed rotation.
Powder Blue #b0e0e6
shippedPowder Blue is paired with #30487e in 6 real palettes, including First Snow and Glacier, as the accent — a combination designers have actually shipped, not a computed rotation.
Steel Blue #4682b4
analogousshippedSteel Blue is #30487e's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces.
Taupe #483c32
shippedTaupe is paired with #30487e in 4 real palettes, including Dusk and Darkroom, as the text colour against it — a combination designers have actually shipped, not a computed rotation.
Dark Olive Green #556b2f
complementaryDark Olive Green sits directly opposite #30487e on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight.
Cadet Blue #5f9ea0
shippedCadet Blue is paired with #30487e in 3 real palettes, including Dusk and Open House, as the supporting colour — a combination designers have actually shipped, not a computed rotation.
Crimson #dc143c
shippedCrimson is paired with #30487e in 3 real palettes, including Frost & Ember and Chase's brand system, as the accent — a combination designers have actually shipped, not a computed rotation.
White Smoke #f5f5f5
neutralWhite Smoke is the surface for #30487e: a clean near-white with no warm cast, so the cool hue stays clear instead of drifting muddy.
Real palettes that use #30487e
Tints & shades
Harmonies
Contrast
| #30487e as text | Ratio | AA | AA large | AAA | Fix |
|---|---|---|---|---|---|
Aaon white | 8.92:1 | pass | pass | pass | Passes AAA — no fix needed. |
Aaon black | 2.35:1 | fail | fail | fail |
Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #30487e 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
#30487e reads as cool, modern. The font library is tagged with the same vocabulary:
mcpConnect your agent — build around #30487e
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 #30487e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
tool url
/palettes/new/30487e-9ca3c4-df6e4e-211f2d-e9eff1?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