# #315e4a

A color — muted, dark, luxury, bold. Deterministic analysis from BrandSweets (no inference).

## Values

- Hex: `#315e4a`
- RGB: rgb(49, 94, 74)
- HSL: hsl(153, 31%, 28%)
- OKLCH: oklch(0.443 0.06 163.4)
- Relative luminance: 0.0915
- Nearest named color: Ethereal Woods (#3e5e4e, Δ 1.692) — https://brandsweets.com/colors/ethereal-woods
- Moods: muted, dark, luxury, bold
- Page: https://brandsweets.com/colors/315e4a

## Tints & shades

- Tints (toward white): #3e755c, #4a8c6e, #56a481, #6cb292, #83bea4, #9bcab5, #b2d7c6, #cae3d7, #e1efe9, #f8fbfa
- Shades (toward black): #2e5744, #284d3c, #254637, #203c2f, #1c352a, #192f25, #13251d, #101e18, #0b1410, #070d0b

## Harmonies

- Complementary: #5e3145
- Analogous: #315e33, #315b5e
- Triadic: #4a315e, #5e4a31
- Split-complementary: #5e315b, #5e3331
- Tetradic: #33315e, #5e3145, #5b5e31

## Colors that go with #315e4a

Named partners (harmony on the OKLCH wheel, co-occurrence in curated palettes and brand systems, and the neutrals that carry it), best first:

- **Cadet Blue** #5f9ea0 [pool] — Designers have shipped Cadet Blue with #315e4a: 4 real palettes, including Paper & Pine and Alpine, as the supporting colour. Seen in: Paper & Pine (https://brandsweets.com/palettes/minimal#paper-and-pine), Alpine (https://brandsweets.com/palettes/cool#alpine), Open House (https://brandsweets.com/palettes/clean#open-house), Dusk (https://brandsweets.com/palettes/cool#dusk). — https://brandsweets.com/colors/cadetblue
- **Copper** #b87333 [pool] — Designers have shipped Copper with #315e4a: 4 real palettes, including Desert Road and Clay & Linen, as the lead colour. Seen in: Desert Road (https://brandsweets.com/palettes/warm#desert-road), Clay & Linen (https://brandsweets.com/palettes/warm#clay-and-linen), Riverbed (https://brandsweets.com/palettes/muted#riverbed), Dusk (https://brandsweets.com/palettes/cool#dusk). — https://brandsweets.com/colors/copper
- **Crimson** #dc143c [pool] — Crimson is paired with #315e4a in 5 real palettes, including Codecademy's brand system and Gemstone, as the accent. Seen in: Codecademy (https://brandsweets.com/colors/brands/codecademy-com), Gemstone (https://brandsweets.com/palettes/vivid#gemstone), MAC Cosmetics (https://brandsweets.com/colors/brands/maccosmetics-com), Five Guys (https://brandsweets.com/colors/brands/fiveguys-com). — https://brandsweets.com/colors/crimson
- **Denim** #1560bd [pool] — Designers have shipped Denim with #315e4a: 8 real palettes, including HP's brand system and Hinge's brand system, as the accent. Seen in: HP (https://brandsweets.com/colors/brands/hp-com), Hinge (https://brandsweets.com/colors/brands/hinge-co), Jack Daniel's (https://brandsweets.com/colors/brands/jackdaniels-com), Starlink (https://brandsweets.com/colors/brands/starlink-com). — https://brandsweets.com/colors/denim
- **Goldenrod** #daa520 [pool] — Goldenrod shows up next to #315e4a in 5 real palettes, including Fireside and Mid-Century, as the accent. Seen in: Fireside (https://brandsweets.com/palettes/dark#fireside), Mid-Century (https://brandsweets.com/palettes/warm#mid-century), Disney (https://brandsweets.com/colors/brands/disney-com), Open House (https://brandsweets.com/palettes/clean#open-house). — https://brandsweets.com/colors/goldenrod
- **Midnight Blue** #191970 [pool] — 5 real palettes, including Lufthansa's brand system and Open House put Midnight Blue beside #315e4a, as the lead colour. Seen in: Lufthansa (https://brandsweets.com/colors/brands/lufthansa-com), Open House (https://brandsweets.com/palettes/clean#open-house), Paramount+ (https://brandsweets.com/colors/brands/paramountplus-com), First Snow (https://brandsweets.com/palettes/cool#first-snow). — https://brandsweets.com/colors/midnightblue
- **White Smoke** #f5f5f5 [role] — White Smoke is the surface for #315e4a: a clean near-white with no warm cast, so the cool hue stays clear instead of drifting muddy. — https://brandsweets.com/colors/whitesmoke
- **Medium Violet Red** #c71585 [harmony: complementary] — Medium Violet Red sits directly opposite #315e4a on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. — https://brandsweets.com/colors/mediumvioletred

## Contrast (WCAG 2.x, as text)

- On white (#ffffff): 7.42:1 — AA pass, AA-large pass, AAA pass
- On black (#000000): 2.83:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #458267 (4.64:1); AA: background → #cccccc (4.62:1); AAA: text → #56a481 (7.02:1); AAA: background → #fafafa (7.11:1)

## Brands using this color

- **Neon** — secondary #285d49 (Δ 0.98) — https://brandsweets.com/colors/brands/neon-tech

## Curated palettes containing it

- **Bookshop** (editorial, warm, elegant) — #7c3a1d, #8a7358, #2f5d50, #faf6ef, #2b2118 — Chestnut and forest on cream read like a cloth-bound spine; the palette recedes so covers and type do the talking. — tool: https://brandsweets.com/palettes/new/7c3a1d-8a7358-2f5d50-faf6ef-2b2118 — collection: https://brandsweets.com/palettes/editorial
- **Fireside** (winter, dark, warm, luxury) — #b23a3a, #2f5d50, #d4a857, #171a1f, #f2ede4 — Cranberry, pine and brass on a charcoal night — the holiday palette without the clichés, because the surface is cold. — tool: https://brandsweets.com/palettes/new/b23a3a-2f5d50-d4a857-171a1f-f2ede4 — collection: https://brandsweets.com/palettes/winter

## Fonts for this mood

- luxury: https://brandsweets.com/fonts/mood/luxury
- bold: https://brandsweets.com/fonts/mood/bold

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/315e4a-a2beb5-d459cc-1f2d2d-e9f1ea?lock=0&style=vibrant
(Humans lock/regenerate in the tool; the URL is the state — read `lock=` back to see what they kept.)

## Connect an agent

Point any MCP client at the BrandSweets colors endpoint for the same engine:

- Endpoint: https://mcp.brandsweets.com/colors/mcp
- Tools: `analyze_color` (e.g. `analyze_color({ color: "#315e4a" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.