Use this color as a starting point: copy its HEX code, find matching colors, or set it as the Base color in Color Studio.
Opening Color Studio uses this color as the Base color in a new project. Generate a palette only when you are ready.
Using Charcoal as a Deep Neutral Foundation
Charcoal #3D3D3F is a deep neutral gray that offers strong visual weight without the absolute contrast of pure black. It works as a foundation for branding, web design, interiors, packaging and editorial layouts. Pair it with white or cream for clarity, warm beige for softness, sage for a natural feel, or brighter accent colors when you need controlled contrast.
Use #3D3D3F with readable text
Use this exact HEX value to explore readable text, two layouts and three palette directions. The examples are starting points: check text and controls again in your finished design.
Sample text
1.94:1 — Fails AA for normal text
Text #000000 Background #3D3D3F
Sample text
10.84:1 — Passes AA for normal text
Text #FFFFFF Background #3D3D3F
Sample text
10.36:1 — Passes AA for normal text
Text #F8FAFC Background #3D3D3F
Sample text
1.45:1 — Fails AA for normal text
Text #3D3D3F Background #1C242C
Calculated for opaque sRGB colors. AA for normal text requires at least 4.5:1; the result uses the unrounded value. These checks describe the shown pairs, not every combination or the accessibility of a complete design.
Two ways to use this color
These are Qolorio design examples. Open one in Studio to keep the shown colors and role choices, then try them in the available previews.
Charcoal — light layout
STUDIO NOTES
A fresh perspective
A considered space for ideas and details.
A considered choice of color.
Explore the story
A light page and dark text leave room for the original color as a feature panel. Check the panel label against its actual background.
Background / body text
#F6F7F9 / #1C242C · 14.64:1
Action / label
#2B3B4A / #F8FAFC · 10.98:1
Charcoal — dark layout
STUDIO NOTES
Made to be noticed
A focused setting for a new collection.
A considered choice of color.
See the collection
The original color becomes a feature panel. The action uses it when it stands out against the dark page; otherwise a lighter companion takes that job.
Background / body text
#1C242C / #F6F7F9 · 14.64:1
Action / label
#D6DEE6 / #171A1D · 12.85:1
Three palette combinations
Balanced foundation
A light foundation, the original color, dark tones for structure and a soft companion. Check text contrast wherever you place type.
#F6F7F9#3D3D3F#1C242C#2B3B4A#D6DEE6
Warm editorial
Pair the original color with a warm accent and dark text for a cover, article or presentation. Keep the accent small.
#F7F5EF#3D3D3F#1C242C#C6835D
Cool workspace
A cool supporting palette for surfaces and information. Add a readable label or shape when color carries meaning.
