# #ef9439

A color — warm, vivid, playful, bold. Deterministic analysis from BrandSweets (no inference).

## Values

- Hex: `#ef9439`
- RGB: rgb(239, 148, 57)
- HSL: hsl(30, 85%, 58%)
- OKLCH: oklch(0.746 0.149 61.4)
- Relative luminance: 0.3983
- Nearest named color: darkorange (#ff8c00, Δ 3.146) — https://brandsweets.com/colors/darkorange
- Moods: warm, vivid, playful, bold
- Page: https://brandsweets.com/colors/ef9439

## Tints & shades

- Tints (toward white): #f09e4c, #f2a85f, #f4b371, #f5bd84, #f7c797, #f8d1aa, #fadbbd, #fbe6d0, #fdf0e3, #fefaf6
- Shades (toward black): #ed8721, #de7812, #c66b10, #aa5c0e, #924f0c, #7b420a, #5e3308, #472606, #2a1703, #130a02

## Harmonies

- Complementary: #3994ef
- Analogous: #ef3939, #efef39
- Triadic: #39ef94, #9439ef
- Split-complementary: #39efef, #3939ef
- Tetradic: #39ef39, #3994ef, #ef39ef

## Colors that go with #ef9439

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 body-text near-black for #ef9439: its slight blue cast keeps type crisp beside a warm colour where pure #000 looks heavy. Seen in: Campus (https://brandsweets.com/palettes/friendly#campus), Mint Modern (https://brandsweets.com/palettes/modern#mint-modern), Amazon (https://brandsweets.com/colors/brands/amazon-com), Paper & Pine (https://brandsweets.com/palettes/minimal#paper-and-pine). — https://brandsweets.com/colors/charcoal
- **Cornflower Blue** #6495ed [harmony, pool: split] — Cornflower Blue is a split-complement of #ef9439: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Ahrefs (https://brandsweets.com/colors/brands/ahrefs-com), Gopro (https://brandsweets.com/colors/brands/gopro-com), Webflow (https://brandsweets.com/colors/brands/webflow-com), Mastodon hosted on mastodon.social (https://brandsweets.com/colors/brands/mastodon-social). — https://brandsweets.com/colors/cornflowerblue
- **Deep Sky Blue** #00bfff [harmony, pool: complementary] — Deep Sky Blue sits directly opposite #ef9439 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Learning App (https://brandsweets.com/palettes/playful#learning-app), Elastic (https://brandsweets.com/colors/brands/elastic-co), Mistral AI (https://brandsweets.com/colors/brands/mistral-ai), Blueprint (https://brandsweets.com/palettes/technical#blueprint). — https://brandsweets.com/colors/deepskyblue
- **Blue** #0000ff [pool] — 4 real palettes, including Sketch's brand system and League of Legends's brand system put Blue beside #ef9439, as the accent. Seen in: Sketch (https://brandsweets.com/colors/brands/sketch-com), League of Legends (https://brandsweets.com/colors/brands/leagueoflegends-com), Lexus (https://brandsweets.com/colors/brands/lexus-com), Binance (https://brandsweets.com/colors/brands/binance-com). — https://brandsweets.com/colors/blue
- **Cadet Blue** #5f9ea0 [pool] — Designers have shipped Cadet Blue with #ef9439: 6 real palettes, including Paper & Pine and Open House, as the supporting colour. Seen in: Paper & Pine (https://brandsweets.com/palettes/minimal#paper-and-pine), Open House (https://brandsweets.com/palettes/clean#open-house), Alpine (https://brandsweets.com/palettes/cool#alpine), Estate (https://brandsweets.com/palettes/luxury#estate). — https://brandsweets.com/colors/cadetblue
- **Champagne** #f7e7ce [pool] — 6 real palettes, including Forest Floor and Woodsmoke put Champagne beside #ef9439, as that palette's text colour. Seen in: Forest Floor (https://brandsweets.com/palettes/dark#forest-floor), Woodsmoke (https://brandsweets.com/palettes/dark#woodsmoke), Coffee Bar (https://brandsweets.com/palettes/dark#coffee-bar), Midnight Luxe (https://brandsweets.com/palettes/luxury#midnight-luxe). — https://brandsweets.com/colors/champagne
- **Crimson** #dc143c [pool] — Crimson is paired with #ef9439 in 4 real palettes, including Burger King's brand system and Retro Pop, as the lead colour. Seen in: Burger King (https://brandsweets.com/colors/brands/bk-com), Retro Pop (https://brandsweets.com/palettes/playful#retro-pop), Tequila Sunrise (https://brandsweets.com/palettes/vivid#tequila-sunrise), Casper Sleep (https://brandsweets.com/colors/brands/casper-com). — https://brandsweets.com/colors/crimson
- **Dark Olive Green** #556b2f [pool] — Dark Olive Green shows up next to #ef9439 in 5 real palettes, including Forest Floor and Undergrowth, as the supporting colour. Seen in: Forest Floor (https://brandsweets.com/palettes/dark#forest-floor), Undergrowth (https://brandsweets.com/palettes/dark#undergrowth), Farmers Market (https://brandsweets.com/palettes/warm#farmers-market), Cider (https://brandsweets.com/palettes/warm#cider). — https://brandsweets.com/colors/darkolivegreen

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

- On white (#ffffff): 2.34:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #b3610f (4.53:1); AA: background → #3d3d3d (4.64:1); AAA: text → #84470b (7.27:1); AAA: background → #1f1f1f (7.04:1)
- On black (#000000): 8.97:1 — AA pass, AA-large pass, AAA pass

## Curated palettes containing it

- **Citrus Grove** (summer, warm, vivid, friendly) — #f28c28, #8bc34a, #ffd23f, #fffcf2, #2c2410 — Orange, lime leaf and lemon — a citrus palette that reads fresh, for drinks, produce and anything seasonal. — tool: https://brandsweets.com/palettes/new/f28c28-8bc34a-ffd23f-fffcf2-2c2410 — collection: https://brandsweets.com/palettes/summer

## Fonts for this mood

- warm: https://brandsweets.com/fonts/mood/warm
- playful: https://brandsweets.com/fonts/mood/playful
- 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/ef9439-c4b59c-62c9cb-2d2c1f-f1eae9?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: "#ef9439" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.