# #01283d A color — cool, vivid, dark, technical, modern, luxury, bold. Deterministic analysis from BrandSweets (no inference). ## Values - Hex: `#01283d` - RGB: rgb(1, 40, 61) - HSL: hsl(201, 97%, 12%) - OKLCH: oklch(0.263 0.057 238) - Relative luminance: 0.0186 - Nearest named color: Midnight Dreams (#002233, Δ 2.616) — https://brandsweets.com/colors/midnight-dreams - Moods: cool, vivid, dark, technical, modern, luxury, bold - Page: https://brandsweets.com/colors/01283d ## Tints & shades - Tints (toward white): #024569, #025f92, #037dbf, #0497e7, #1daefc, #4abefc, #72ccfd, #a0ddfe, #c8ebfe, #f5fbff - Shades (toward black): #012437, #012132, #012132, #011e2d, #011a28, #011723, #00141e, #00141e, #001019, #000d14 ## Harmonies - Complementary: #3c1601 - Analogous: #013c33, #010a3c - Triadic: #3c0128, #283c01 - Split-complementary: #3c010a, #3c3301 - Tetradic: #33013c, #3c1601, #0a3c01 ## Colors that go with #01283d Named partners (harmony on the OKLCH wheel, co-occurrence in curated palettes and brand systems, and the neutrals that carry it), best first: - **Charcoal** #36454f [role, pool] — Charcoal is the text near-black for #01283d: softer than #000 and cool enough to feel like part of the same palette. Seen in: Microsoft (https://brandsweets.com/colors/brands/microsoft-com), Plaid (https://brandsweets.com/colors/brands/plaid-com), Volkswagen (https://brandsweets.com/colors/brands/vw-com), Tide Pool (https://brandsweets.com/palettes/cool#tide-pool). — https://brandsweets.com/colors/charcoal - **Crimson** #dc143c [harmony, pool: split] — Crimson is a split-complement of #01283d: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Vodafone (https://brandsweets.com/colors/brands/vodafone-com), Formula 1 (https://brandsweets.com/colors/brands/formula1-com), Svelte (https://brandsweets.com/colors/brands/svelte-dev), AliExpress (https://brandsweets.com/colors/brands/aliexpress-com). — https://brandsweets.com/colors/crimson - **Royal Blue** #4169e1 [harmony, pool: analogous] — Royal Blue is #01283d's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces. Seen in: GEICO (https://brandsweets.com/colors/brands/geico-com), Telehealth (https://brandsweets.com/palettes/modern#telehealth), Subaru (https://brandsweets.com/colors/brands/subaru-com), GitHub (https://brandsweets.com/colors/brands/github). — https://brandsweets.com/colors/royalblue - **Sienna** #a0522d [harmony, pool: complementary] — Sienna sits directly opposite #01283d on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Olive Grove (https://brandsweets.com/palettes/muted#olive-grove), Woodsmoke (https://brandsweets.com/palettes/dark#woodsmoke), BrandSweets (https://brandsweets.com/colors/brands/brandsweets), Harvest (https://brandsweets.com/palettes/warm#harvest). — https://brandsweets.com/colors/sienna - **Teal** #008080 [harmony, pool: analogous] — Teal is #01283d's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces. Seen in: Alpine (https://brandsweets.com/palettes/cool#alpine), Sapphire & Gold (https://brandsweets.com/palettes/luxury#sapphire-and-gold), Clinic (https://brandsweets.com/palettes/clean#clinic), Lufthansa (https://brandsweets.com/colors/brands/lufthansa-com). — https://brandsweets.com/colors/teal - **Amber** #ffbf00 [pool] — Amber is paired with #01283d in 18 real palettes, including Beach Hut and Southwest Airlines's brand system, as the supporting colour. Seen in: Beach Hut (https://brandsweets.com/palettes/light#beach-hut), Southwest Airlines (https://brandsweets.com/colors/brands/southwest-com), Wikipedia (https://brandsweets.com/colors/brands/wikipedia-org), McDonald's (https://brandsweets.com/colors/brands/mcdonalds-com). — https://brandsweets.com/colors/amber - **Blue** #0000ff [pool] — 24 real palettes, including Monzo's brand system and Readymag's brand system put Blue beside #01283d, as the accent. Seen in: Monzo (https://brandsweets.com/colors/brands/monzo-com), Readymag (https://brandsweets.com/colors/brands/readymag-com), Rolex (https://brandsweets.com/colors/brands/rolex-com), Sketch (https://brandsweets.com/colors/brands/sketch-com). — https://brandsweets.com/colors/blue - **Blue Violet** #8a2be2 [pool] — Blue Violet is paired with #01283d in 9 real palettes, including ClickUp's brand system and Yahoo's brand system, as the lead colour. Seen in: ClickUp (https://brandsweets.com/colors/brands/clickup-com), Yahoo (https://brandsweets.com/colors/brands/yahoo-com), Prepare your taste buds... (https://brandsweets.com/colors/brands/grubhub-com), Klarna US (https://brandsweets.com/colors/brands/klarna-com). — https://brandsweets.com/colors/blueviolet ## Contrast (WCAG 2.x, as text) - On white (#ffffff): 15.3:1 — AA pass, AA-large pass, AAA pass - On black (#000000): 1.37:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #037dbf (4.69:1); AA: background → #8c8c8c (4.55:1); AAA: text → #049ef1 (7.17:1); AAA: background → #b0b0b0 (7.06:1) ## Brands using this color - **KLM** — primary #002746 (Δ 1.81) — https://brandsweets.com/colors/brands/klm-com ## Fonts for this mood - technical: https://brandsweets.com/fonts/mood/technical - modern: https://brandsweets.com/fonts/mood/modern - 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/01283d-9cb1c4-df4e62-1f222d-e9f1f0?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: "#01283d" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.