Muted Blue & Charcoal, Gray Color Palette
:root {
--color-1: #293130;
--color-2: #766574;
--color-3: #0A0A0E;
--color-4: #3F506E;
}
colors: {
'palette-1': '#293130',
'palette-2': '#766574',
'palette-3': '#0A0A0E',
'palette-4': '#3F506E',
}
const palette = [
'#293130',
'#766574',
'#0A0A0E',
'#3F506E',
];
$color-1: #293130;
$color-2: #766574;
$color-3: #0A0A0E;
$color-4: #3F506E;
This is a cool, subtle 4-colour palette with a comfortable balance of contrast and harmony.
About this color palette
This is a cool, subtle 4-colour palette with a comfortable balance of contrast and harmony. It is anchored by Muted Blue (#3F506E) and reads as deep and moody, with an average saturation of 15% and lightness of 25%. It works well for calm, professional and modern interfaces.
The colors in this palette
Charcoal #293130
rgb(41, 49, 48) · hsl(172, 9%, 18%)
A deep, low-lightness tone — strong for text, headings and bold accents.
Gray #766574
rgb(118, 101, 116) · hsl(307, 8%, 43%)
A soft, muted tone that suits calm backgrounds and large surfaces.
Black #0A0A0E
rgb(10, 10, 14) · hsl(240, 17%, 5%)
A deep, low-lightness tone — strong for text, headings and bold accents.
Muted Blue #3F506E
rgb(63, 80, 110) · hsl(218, 27%, 34%)
A soft, muted tone that suits calm backgrounds and large surfaces.
Accessibility & contrast
Colour contrast decides whether text stays readable. Here is how each pair of colours in this palette performs when one is used as text on the other, measured against the WCAG standard (AA needs 4.5:1, AAA needs 7:1).
| Text | Background | Ratio | AA | AAA |
|---|---|---|---|---|
| #766574 | #0A0A0E | 3.65:1 | Fail | Fail |
| #293130 | #766574 | 2.46:1 | Fail | Fail |
| #0A0A0E | #3F506E | 2.43:1 | Fail | Fail |
| #293130 | #3F506E | 1.64:1 | Fail | Fail |
| #766574 | #3F506E | 1.5:1 | Fail | Fail |
| #293130 | #0A0A0E | 1.48:1 | Fail | Fail |
How to use these colors
- Background — Gray (#766574): the lightest tone — a clean base for large areas
- Text — Black (#0A0A0E): the darkest tone — readable for body copy and headings
- Primary — Muted Blue (#3F506E): the most saturated tone — buttons, links and key UI
- Accent — Black (#0A0A0E): a secondary highlight for badges and details
Colors that pair with this palette
Want to extend this palette? These colours pair naturally with its dominant Muted Blue tone, based on colour-wheel harmony. Tap a swatch to explore that colour family.
Frequently asked questions
What colours are in this palette?
This palette has 4 colours: Charcoal (#293130), Gray (#766574), Black (#0A0A0E) and Muted Blue (#3F506E).
Is this a warm or cool colour palette?
It is a cool palette — its tones lean toward blues, greens and purples, which feel calm and modern.
What are the hex codes for this palette?
The hex codes are #293130, #766574, #0A0A0E and #3F506E. You can copy them as CSS variables, Tailwind, SCSS or JSON from the code panel above.
Is this palette accessible for text?
The colours are fairly close in contrast, so pair them carefully for text — put a very light or very dark colour behind body text, and check the contrast table above.