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Color Study

Logo Palette

Five colors extracted from the Hollow Earth Radio logo.

Logo Colors

#553924
Dark Brown
#8e5d9d
Purple
#e4681e
Orange
#e0527d
Rose
#864517
Burnt Sienna

Logo Derived — Orange & Purple

Orange as primary, purple as secondary. The brown and sienna become the neutral backbone.

Primary

#e4681e
Primary
#F08A4A
Primary Light
#B84F10
Primary Dark

Secondary

#8e5d9d
Secondary
#A87AB5
Secondary Light
#6B4478
Secondary Dark

Accent

#e0527d
Rose

Neutrals

#2A1C11
Deep Earth
#553924
Dark Brown
#864517
Burnt Sienna
#A87A58
Warm Mid
#C9A584
Clay
#E4D4C0
Sand
#F2EBE1
Parchment

Logo Derived — Purple Forward

Purple leads, orange supports. A moodier take that leans into the unexpected.

Primary

#8e5d9d
Primary
#B085BE
Primary Light
#5E3A6B
Primary Dark

Secondary

#e4681e
Secondary
#F08A4A
Secondary Light
#B84F10
Secondary Dark

Accent

#e0527d
Rose

Neutrals

#2A1C11
Deep Earth
#3D2A1C
Dark Brown
#6B4D38
Umber
#9C7E62
Driftwood
#C4AB8E
Warm Stone
#DED0BE
Sandstone
#F5EFE6
Cream

Logo Derived — Rose & Earth

Rose takes the lead for a bolder, more distinctive feel. Purple and orange as supporting players.

Primary

#e0527d
Primary
#EA7E9C
Primary Light
#B83A60
Primary Dark

Secondary

#8e5d9d
Purple
#e4681e
Orange

Neutrals

#2A1C11
Deep Earth
#553924
Dark Brown
#864517
Burnt Sienna
#A87A58
Warm Mid
#C9A584
Clay
#E4D4C0
Sand
#F2EBE1
Parchment

Hollow Earth Radio — Existing Site

Colors pulled from hollowearthradio.org

Primary / Accent

#ff6600
Orange
#ff3300
Red-Orange

Secondary

#619BD9
Blue

Neutrals / Earth Tones

#000000
Black
#bda593
Taupe
#c5b197
Light Tan

Cavern Glow

Deep underground warmth — torch-lit stone, iron oxide, and firelight bouncing off cave walls.

Primary

#D46A2E
Ember Orange
#E8A840
Torch Gold
#B8561A
Deep Amber

Secondary

#3A7D7B
Cavern Teal
#4A6F8C
Mineral Blue

Neutrals

#1A1612
Cave Mouth
#3B3330
Dark Stone
#8C7E6D
Limestone
#C4B49A
Sandite
#E2D5C3
Clay Dust

Moss & Basalt

Volcanic rock overgrown with life — dark stone, rich greens, and fungal accents. The hobbit hole palette.

Primary

#4A7C3F
Moss Green
#6B9E5A
Fern
#2D5A27
Deep Forest

Secondary

#C4623A
Mushroom Cap
#C9A84C
Lichen Gold

Neutrals

#1E1E1E
Basalt
#3A3A38
Wet Rock
#6B6B65
Granite
#A39E82
Dry Moss
#DCD4C4
Birch Bark

Red Clay

Iron-rich earth, terracotta, and the rusty reds of deep sediment layers. Warm and grounded.

Primary

#C4532A
Terracotta
#A0422A
Rust
#D4714A
Brick Dust

Secondary

#7A8C6E
Sage
#5C7A8A
River Stone Blue

Neutrals

#2A1F18
Dark Soil
#4A3728
Loam
#9C7E62
Dried Clay
#CABB9E
Sandstone
#EDE5D8
Chalk

Subterranean Blues

Underground rivers, crystal caves, bioluminescent pools. Cool and mysterious with warm mineral accents.

Primary

#2E6B8A
Cave Pool
#1A4A6B
Deep Water
#5A9BB5
Glacial

Secondary

#B87333
Copper Vein
#4CA882
Crystal Green

Neutrals

#161618
Obsidian
#3C3E42
Shale
#6E7178
Slate
#A8ADB2
Pumice
#E0E3E6
Quartz

Magma Core

The deepest layer — molten rock, volcanic glass, and the glow of the earth's mantle. Bold and intense.

Primary

#E03C1A
Magma
#FF5E2B
Lava Flow
#8B1A1A
Crimson Depth

Secondary

#D4C43A
Sulfur
#4A5568
Cooled Basalt

Neutrals

#0D0D0D
Void
#2D2520
Char
#6B6360
Ash
#A89E98
Smoke
#D8CFC5
Volcanic Sand

Cavern Glow — Brown Roots

Cavern Glow accents married to the site's actual brown gradient. Neutrals built from the existing header (#2C2419) and gradient stops, so the background flows seamlessly into header and footer.

Primary

#D46A2E
Ember Orange
#E8A840
Torch Gold
#B8561A
Deep Amber

Secondary

#3A7D7B
Cavern Teal
#4A6F8C
Mineral Blue

Neutrals (from site browns)

#2C2419
Footer Dark
#3D2E20
Deep Burrow
#614835
Tunnel Wall
#956C50
Warm Stone
#B8956E
Sunlit Clay
#D4BFA0
Dust
#EDE3D4
Bone

Gradient Reference

#956C50
Gradient Top
#614835
Gradient Mid
#2C2419
Gradient Bottom

Torch & Earth

Shifts the primary toward gold/amber — warmer, less punchy than Ember Orange. The browns are extended directly from the gradient into a full neutral scale. Feels like firelight on packed earth.

Primary

#CC8830
Lantern Amber
#E8B44A
Firelight
#A86E1C
Burnt Honey

Secondary

#2E6B68
Deep Teal
#5A9E8A
Patina

Neutrals

#2C2419
Root Cellar
#4A3728
Packed Earth
#6B5240
Clay Wall
#8C7058
Leather
#A68A6A
Dry River
#C8AD88
Sandstone
#E8DCC8
Parchment

Ember Underground

Keeps the hot orange but swaps cool teal for warm mineral tones — copper and ochre. The whole palette stays in the warm family so nothing fights the brown gradient. Darker, moodier.

Primary

#D46A2E
Ember Orange
#E85A20
Hot Coal
#A04818
Smolder

Secondary

#B87333
Copper Vein
#C49A3C
Ochre

Neutrals

#2C2419
Abyss
#3A2C20
Cavern Floor
#584130
Iron Ore
#7D5E44
Worn Leather
#A8876A
Sandbank
#CCAD8C
River Silt
#E6D8C4
Chalk Dust

Green phosphor on a CRT in a dark room. Terminal nostalgia with a magenta-black void.

Primary

#00fb00
Neon Green
#33ff33
Bright Terminal
#00b800
Dark Terminal

Secondary

#ccaa00
Phosphor Amber
#ff0066
Hot Magenta

Neutrals

#0a0006
Void
#200011
Deep Screen
#3d1a2b
Dark Panel
#665566
CRT Gray
#aa99aa
Scan Line