# #243b3d

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

## Values

- Hex: `#243b3d`
- RGB: rgb(36, 59, 61)
- HSL: hsl(185, 26%, 19%)
- OKLCH: oklch(0.334 0.029 202.8)
- Relative luminance: 0.0384
- Nearest named color: Royal Neptune (#1c3b42, Δ 1.201) — https://brandsweets.com/colors/royal-neptune
- Moods: cool, muted, dark, luxury, bold
- Page: https://brandsweets.com/colors/243b3d

## Tints & shades

- Tints (toward white): #335457, #426d70, #51858a, #629da3, #7badb2, #92bbbf, #abcbce, #c5dbdd, #dfebec, #f9fbfb
- Shades (toward black): #22383a, #1e3233, #1c2f30, #19282a, #172527, #131f20, #111c1d, #0d1616, #0b1313, #080c0d

## Harmonies

- Complementary: #3d2624
- Analogous: #243d33, #242e3d
- Triadic: #3d243b, #3b3d24
- Split-complementary: #3d242e, #3d3324
- Tetradic: #33243d, #3d2624, #2e3d24

## Colors that go with #243b3d

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

- **Amber** #ffbf00 [pool] — Amber is paired with #243b3d in 8 real palettes, including McDonald's's brand system and Beach Hut, as the lead colour. Seen in: McDonald's (https://brandsweets.com/colors/brands/mcdonalds-com), Beach Hut (https://brandsweets.com/palettes/light#beach-hut), Wikipedia (https://brandsweets.com/colors/brands/wikipedia-org), Google (https://brandsweets.com/colors/brands/google-com). — https://brandsweets.com/colors/amber
- **Blue** #0000ff [pool] — 13 real palettes, including Jeep's brand system and Minecraft's brand system put Blue beside #243b3d, as the accent. Seen in: Jeep (https://brandsweets.com/colors/brands/jeep-com), Minecraft (https://brandsweets.com/colors/brands/minecraft-net), Dunkin' (https://brandsweets.com/colors/brands/dunkindonuts-com), Instacart (https://brandsweets.com/colors/brands/instacart-com). — https://brandsweets.com/colors/blue
- **Blush Pink** #e8b4b8 [pool] — 5 real palettes, including Rain Garden and Garden Wedding put Blush Pink beside #243b3d, as the accent. Seen in: Rain Garden (https://brandsweets.com/palettes/cool#rain-garden), Garden Wedding (https://brandsweets.com/palettes/light#garden-wedding), Blush (https://brandsweets.com/palettes/light#blush), Nursery (https://brandsweets.com/palettes/light#nursery). — https://brandsweets.com/colors/blush-pink
- **Burlywood** #deb887 [pool] — Burlywood is paired with #243b3d in 4 real palettes, including Polaroid and Coastal, as the accent. Seen in: Polaroid (https://brandsweets.com/palettes/light#polaroid), Coastal (https://brandsweets.com/palettes/cool#coastal), Chalkboard (https://brandsweets.com/palettes/dark#chalkboard), Kiln (https://brandsweets.com/palettes/dark#kiln). — https://brandsweets.com/colors/burlywood
- **Cadet Blue** #5f9ea0 [pool] — Designers have shipped Cadet Blue with #243b3d: 9 real palettes, including Clean Beauty and Coastal, as the lead colour. Seen in: Clean Beauty (https://brandsweets.com/palettes/minimal#clean-beauty), Coastal (https://brandsweets.com/palettes/cool#coastal), Paper & Pine (https://brandsweets.com/palettes/minimal#paper-and-pine), Open House (https://brandsweets.com/palettes/clean#open-house). — https://brandsweets.com/colors/cadetblue
- **Champagne** #f7e7ce [pool] — 6 real palettes, including Sweetgreen's brand system and Darkroom put Champagne beside #243b3d, as the supporting colour. Seen in: Sweetgreen (https://brandsweets.com/colors/brands/sweetgreen-com), Darkroom (https://brandsweets.com/palettes/muted#darkroom), Forest Floor (https://brandsweets.com/palettes/dark#forest-floor), Allbirds (https://brandsweets.com/colors/brands/allbirds-com). — https://brandsweets.com/colors/champagne
- **Chocolate** #d2691e [pool] — Chocolate shows up next to #243b3d in 4 real palettes, including Homestead and Wellness, as the accent. Seen in: Homestead (https://brandsweets.com/palettes/warm#homestead), Wellness (https://brandsweets.com/palettes/warm#wellness), Postman (https://brandsweets.com/colors/brands/postman-com), Farmers Market (https://brandsweets.com/palettes/warm#farmers-market). — https://brandsweets.com/colors/chocolate
- **White Smoke** #f5f5f5 [role] — White Smoke is the near-white surface #243b3d was made for — maximum legibility with no colour cast to argue with. — https://brandsweets.com/colors/whitesmoke

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

- On white (#ffffff): 11.88:1 — AA pass, AA-large pass, AAA pass
- On black (#000000): 1.77:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #4d7f84 (4.68:1); AA: background → #a1a1a1 (4.6:1); AAA: text → #659fa4 (7.05:1); AAA: background → #c7c7c7 (7.03:1)

## Curated palettes containing it

- **Mint Chip** (pastel, light, clean) — #98d8c8, #c8e6c9, #f7c8a0, #fbfffd, #1f3a33 — Mint and celadon with a peach accent — fresh without being clinical; the deep green text keeps it grounded. — tool: https://brandsweets.com/palettes/new/98d8c8-c8e6c9-f7c8a0-fbfffd-1f3a33 — collection: https://brandsweets.com/palettes/pastel

## 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/243b3d-a2b8be-df4e88-1f262d-e9f1ee?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: "#243b3d" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.