About Coal Mine
Coal Mine (#220033) reads as a vivid purple in lilac territory, deep in value. In color psychology it reads as imaginative, soft, and dreamy — a deep presence and a cool cast, and it has a polish suited to premium positioning.
For text on Coal Mine, white performs best at 18.82:1 — passing WCAG AAA. In a palette it suits secondary roles.
Contrast Accessibility
With white
18.82:1
With black
1.12:1
Color Conversions
#220033
rgb(34, 0, 51)
hsl(280°, 100%, 10%)
oklch(0.193 0.097 311.2)
cmyk(3300%, 10000%, 0%, 8000%)
Tint & Shade Scale
A 10-step scale from light to dark, anchored to the base color at step 500. Click any swatch to copy its hex.
Tone Scale
Color mixed with gray — reduces saturation without changing lightness. Click any swatch to copy its hex.
Temperature
Hue shifted cooler and warmer in equal steps. Click any swatch to copy its hex.
Color Psychology
Adds: weight, authority, gravitas, depth · Reduces: playfulness, lightness, approachability
Palette Narrative
A thoughtfully curated palette evoking anchoring, deep, dreamy. Well-suited for artistic and empathetic brand contexts. A focused selection that communicates intent clearly.
Inspired Palettes
Shades
Lightness variations keeping hue and chroma intact
Monochromatic
Single hue with varied lightness and chroma
Complementary
Opposite hues on the color wheel for maximum contrast
Triadic
Three evenly spaced hues for vibrant balance
Analogous
Neighboring hues for natural, serene combinations
Split Complementary
Complement split into two flanking hues
Generic Gradient
Smooth lightness ramp from dark to light
Matching Gradient
Lightness ramp with a gentle hue drift
Skip Gradient
Alternating light and dark steps for rhythm
9 of 28 palettes from #220033
Similar Colors
Midnight Purple
#280137deltaE 0.0Porphyrophobia
#2A0033deltaE 0.0Poisonous Purple
#2A0134deltaE 0.0MSO R Singh Purple
#180438deltaE 0.0Quiet Abyss
#160435deltaE 0.0Your Darkness
#220044deltaE 0.0