Bookshop
Open in tool →Chestnut and forest on cream read like a cloth-bound spine; the palette recedes so covers and type do the talking.
Color
#345b49
#345b49
hex
#345b49rgb
rgb(52, 91, 73)hsl
hsl(152, 27%, 28%)oklch
oklch(0.436 0.054 163.1)Closest name: Iridescent (#3a5b52)Relative luminance 0.0869
Colors that go with #345b49
Cadet Blue, Copper and Denim 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.
Cadet Blue #5f9ea0
shippedDesigners have shipped Cadet Blue with #345b49: 4 real palettes, including Paper & Pine and Alpine, as the supporting colour.
Copper #b87333
shippedDesigners have shipped Copper with #345b49: 5 real palettes, including Desert Road and Clay & Linen, as the lead colour.
Denim #1560bd
shippedDesigners have shipped Denim with #345b49: 5 real palettes, including HP's brand system and Hinge's brand system, as the accent.
Goldenrod #daa520
shippedGoldenrod shows up next to #345b49 in 4 real palettes, including Fireside and Mid-Century, as the accent.
Orange Red #ff4500
shippedOrange Red is paired with #345b49 in 4 real palettes, including Neon's brand system and HubSpot's brand system, as the accent.
Royal Blue #4169e1
shippedRoyal Blue is paired with #345b49 in 5 real palettes, including Console Light and GitHub's brand system, as the lead colour.
White Smoke #f5f5f5
neutralWhite Smoke is the surface for #345b49: a clean near-white with no warm cast, so the cool hue stays clear instead of drifting muddy.
Medium Violet Red #c71585
complementaryMedium Violet Red sits directly opposite #345b49 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight.
Real palettes that use #345b49
Tints & shades
Harmonies
Contrast
| #345b49 as text | Ratio | AA | AA large | AAA | Fix |
|---|---|---|---|---|---|
Aaon white | 7.67:1 | pass | pass | pass | Passes AAA — no fix needed. |
Aaon black | 2.74:1 | 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 #345b49 as the background.
Brands using this color
Palettes built around it
Fonts for this mood
#345b49 reads as muted, dark, luxury. The font library is tagged with the same vocabulary:
mcpConnect your agent — build around #345b49
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 #345b49 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
tool url
/palettes/new/345b49-a2beb4-d459ce-1f2d2d-e9f1ea?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