# #213628 A color — muted, dark, luxury, bold. Deterministic analysis from BrandSweets (no inference). ## Values - Hex: `#213628` - RGB: rgb(33, 54, 40) - HSL: hsl(140, 24%, 17%) - OKLCH: oklch(0.31 0.037 154.5) - Relative luminance: 0.0311 - Nearest named color: Aztec (#293432, Δ 2.489) — https://brandsweets.com/colors/aztec - Moods: muted, dark, luxury, bold - Page: https://brandsweets.com/colors/213628 ## Tints & shades - Tints (toward white): #304f3b, #40684d, #4f8260, #5f9b73, #7aae8b, #93bda1, #adcdb7, #c6dccd, #dfece3, #f9fbf9 - Shades (toward black): #1f3326, #1b2c21, #19291e, #17261c, #15231a, #111c15, #101913, #0e1610, #0a100c, #080d09 ## Harmonies - Complementary: #36212f - Analogous: #243621, #213632 - Triadic: #282136, #362821 - Split-complementary: #322136, #362124 - Tetradic: #212436, #36212f, #363221 ## Colors that go with #213628 Named partners (harmony on the OKLCH wheel, co-occurrence in curated palettes and brand systems, and the neutrals that carry it), best first: - **Dark Olive Green** #556b2f [harmony, pool: analogous] — Dark Olive Green is #213628's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces. Seen in: Olive Grove (https://brandsweets.com/palettes/muted#olive-grove), Undergrowth (https://brandsweets.com/palettes/dark#undergrowth), Oatmeal (https://brandsweets.com/palettes/neutral#oatmeal), 7-Eleven (https://brandsweets.com/colors/brands/7-eleven-com). — https://brandsweets.com/colors/darkolivegreen - **Sienna** #a0522d [harmony, pool: triadic] — Sienna completes a triad with #213628 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Olive Grove (https://brandsweets.com/palettes/muted#olive-grove), Harvest (https://brandsweets.com/palettes/warm#harvest), BrandSweets (https://brandsweets.com/colors/brands/brandsweets), Woodsmoke (https://brandsweets.com/palettes/dark#woodsmoke). — https://brandsweets.com/colors/sienna - **Slate Blue** #6a5acd [harmony, pool: split] — Slate Blue is a split-complement of #213628: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Superhuman (https://brandsweets.com/colors/brands/superhuman-com), GitLab (https://brandsweets.com/colors/brands/gitlab), Marvel (https://brandsweets.com/colors/brands/marvel-com), Indigo SaaS (https://brandsweets.com/palettes/modern#indigo-saas). — https://brandsweets.com/colors/slateblue - **Teal** #008080 [harmony, pool: analogous] — Teal is #213628's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces. Seen in: N26 (https://brandsweets.com/colors/brands/n26-com), Mid-Century (https://brandsweets.com/palettes/warm#mid-century), Alpine (https://brandsweets.com/palettes/cool#alpine), Saffron (https://brandsweets.com/palettes/warm#saffron). — https://brandsweets.com/colors/teal - **Amber** #ffbf00 [pool] — Amber is paired with #213628 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] — 15 real palettes, including Instacart's brand system and Minecraft's brand system put Blue beside #213628, as the accent. Seen in: Instacart (https://brandsweets.com/colors/brands/instacart-com), Minecraft (https://brandsweets.com/colors/brands/minecraft-net), Headspace (https://brandsweets.com/colors/brands/headspace-com), Readymag (https://brandsweets.com/colors/brands/readymag-com). — https://brandsweets.com/colors/blue - **Blush Pink** #e8b4b8 [pool] — 5 real palettes, including Rain Garden and Garden Wedding put Blush Pink beside #213628, 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), Graphite Mono (https://brandsweets.com/palettes/neutral#graphite-mono). — https://brandsweets.com/colors/blush-pink - **White Smoke** #f5f5f5 [role] — White Smoke is the surface for #213628: a clean near-white with no warm cast, so the cool hue stays clear instead of drifting muddy. — https://brandsweets.com/colors/whitesmoke ## Contrast (WCAG 2.x, as text) - On white (#ffffff): 12.94:1 — AA pass, AA-large pass, AAA pass - On black (#000000): 1.62:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #4f8260 (4.69:1); AA: background → #999999 (4.54:1); AAA: text → #67a27b (7.03:1); AAA: background → #bfbfbf (7.04:1) ## Brands using this color - **Chobani** — accent #1b3a32 (Δ 1.8) — https://brandsweets.com/colors/brands/chobani-com - **WhatsApp** — secondary #103928 (Δ 1.941) — https://brandsweets.com/colors/brands/whatsapp-com ## 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/213628-a2beaf-c259d4-1f2d2a-ebf1e9?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: "#213628" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.