Pine & Birch
Open in tool →One deep pine on birch-white with sage and bark greys — Scandinavian forest: mostly light, one committed green.
Color
#315e40
#315e40
hex
#315e40rgb
rgb(49, 94, 64)hsl
hsl(140, 31%, 28%)oklch
oklch(0.441 0.071 153.3)Closest name: Hunter Green (#355e3b)Relative luminance 0.0903
Colors that go with #315e40
Medium Violet Red, Crimson 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.
Medium Violet Red #c71585
complementaryshippedMedium Violet Red sits directly opposite #315e40 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight.
Crimson #dc143c
shippedCrimson is paired with #315e40 in 6 real palettes, including MAC Cosmetics's brand system and Gemstone, as the supporting colour.
Denim #1560bd
shippedDesigners have shipped Denim with #315e40: 8 real palettes, including HP's brand system and Hinge's brand system, as the accent.
Orange Red #ff4500
shippedOrange Red is paired with #315e40 in 4 real palettes, including Neon's brand system and Clerk's brand system, as the accent.
Royal Blue #4169e1
shippedRoyal Blue is paired with #315e40 in 6 real palettes, including Console Light and GitHub's brand system, as the lead colour.
Sage Green #9caf88
shippedDesigners have shipped Sage Green with #315e40: 8 real palettes, including Pine & Birch and Darkroom, as the supporting colour.
Taupe #483c32
shippedTaupe is paired with #315e40 in 18 real palettes, including Pine & Birch and Bookshop, as that palette's text colour.
White Smoke #f5f5f5
neutralWhite Smoke is the surface for #315e40: a clean near-white with no warm cast, so the cool hue stays clear instead of drifting muddy.
Real palettes that use #315e40
Tints & shades
Harmonies
Contrast
| #315e40 as text | Ratio | AA | AA large | AAA | Fix |
|---|---|---|---|---|---|
Aaon white | 7.48:1 | pass | pass | pass | Passes AAA — no fix needed. |
Aaon black | 2.81:1 | 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 #315e40 as the background.
Brands using this color
Palettes built around it
Fonts for this mood
#315e40 reads as muted, dark, luxury. The font library is tagged with the same vocabulary:
mcpConnect your agent — build around #315e40
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 #315e40 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
tool url
/palettes/new/315e40-a2beaf-c259d4-1f2d2a-ebf1e9?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