Frost & Ember
Open in tool →Navy and frost with one ember red — the classic cold-with-a-warm-accent structure, borrowed from a thousand ski posters.
Color
#17345e
#17345e
hex
#17345ergb
rgb(23, 52, 94)hsl
hsl(215, 61%, 23%)oklch
oklch(0.327 0.082 257.9)Closest name: Marine (#042e60)Relative luminance 0.0345
Colors that go with #17345e
Sienna, Blush Pink and Burlywood 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.
Sienna #a0522d
complementaryshippedSienna sits directly opposite #17345e on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight.
Blush Pink #e8b4b8
shippedBlush Pink is paired with #17345e in 5 real palettes, including Rain Garden and Garden Wedding, as the accent — a combination designers have actually shipped, not a computed rotation.
Burlywood #deb887
shippedBurlywood is paired with #17345e in 4 real palettes, including Coastal and Polaroid, as the accent — a combination designers have actually shipped, not a computed rotation.
Cadet Blue #5f9ea0
shippedCadet Blue is paired with #17345e in 7 real palettes, including Open House and Coastal, as the supporting colour — a combination designers have actually shipped, not a computed rotation.
Copper #b87333
shippedCopper is paired with #17345e in 6 real palettes, including Dusk and Clean Beauty, as the accent — a combination designers have actually shipped, not a computed rotation.
Dark Olive Green #556b2f
shippedDark Olive Green is paired with #17345e in 4 real palettes, including Olive Grove and Oatmeal, as the lead colour — a combination designers have actually shipped, not a computed rotation.
Medium Sea Green #3cb371
shippedMedium Sea Green is paired with #17345e in 4 real palettes, including Telehealth and Fintech Trust, as the accent — a combination designers have actually shipped, not a computed rotation.
White Smoke #f5f5f5
neutralWhite Smoke is the surface for #17345e: a clean near-white with no warm cast, so the cool hue stays clear instead of drifting muddy.
Real palettes that use #17345e
Tints & shades
Harmonies
Contrast
| #17345e as text | Ratio | AA | AA large | AAA | Fix |
|---|---|---|---|---|---|
Aaon white | 12.43:1 | pass | pass | pass | Passes AAA — no fix needed. |
Aaon black | 1.69:1 | 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 #17345e 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
#17345e reads as cool, vivid, dark. The font library is tagged with the same vocabulary:
mcpConnect your agent — build around #17345e
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 #17345e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
tool url
/palettes/new/17345e-9ca8c4-df5d4e-201f2d-e9f0f1?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