Palettes / Colors / #384243

#384243 — Charcoal

#384243 is a gray color we call Charcoal, closest to the named color DarkSlateGray (#2F4F4F). It belongs to the gray family.

Color name

Closest CSS keyword: darkslategray (#2F4F4F) — not an exact match. CSS darkslategray gives you #2F4F4F, a different color; use #384243 when you need this exact shade.

Sources: common names follow widely used color-name references; CSS keywords and their hex values follow the CSS Color specification.

#384243 is a neutral gray color associated with neutrality and professionalism. It sits comfortably in the middle: usable for large areas in soft schemes, or as a supporting color beside something stronger.

Its strongest partner is its complement #433938; it also sits naturally between #38433E and #383C43. In the palettes below you can see it working alongside real color combinations from our collection.

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Color values

RGB & CMYK percentages

Red 22% · Green 26% · Blue 26%

Cyan 16% · Magenta 1% · Yellow 0% · Key 74%

CMYK values are unprofiled approximations for screen reference — not a print-proofing guarantee.

Previews

CSS code for #384243

.text { color: #384243; }
.background { background-color: #384243; }
.border { border: 3px solid #384243; }
.text-rgb { color: rgb(56, 66, 67); }
.text-hsl { color: hsl(185, 9%, 24%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #384243; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(56, 66, 67, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #384243; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(56, 66, 67, 0.8); }

HTML: <p style="color:#384243">Text here</p> · <div style="background-color:#384243">Div content here</div>

Shades of #384243

Tints of #384243

Tones of #384243

Color harmonies

Complementary — #433938:

Analogous:

Triadic:

Contrast & accessibility

Best text color on #384243: #FFFFFF.

Semi-transparent (opacity) text on #384243

Text set with opacity blends into the background, so its real contrast is lower than the solid ratios above. Choose a text color and an opacity to see the blended color and its true ratio:

How #384243 looks with color blindness

Simulated with standard Machado color-vision-deficiency matrices — useful when this color carries meaning in charts, maps or interfaces:

Closest design-system colors

The nearest matches in the Tailwind CSS, Material Design and Bootstrap palettes — handy when you need a framework class instead of a raw hex:

Palettes with a similar color

These palettes use a close neighbour of #384243 rather than the exact color:

Similar colors

The closest colors that actually appear in our palette collection — click any to open its page:

Browse neighbouring colors

← #384242  ·  #384244 →

Frequently asked questions

What color is #384243?

#384243 is Charcoal, a gray color (RGB 56, 66, 67). Its closest standard named color is DarkSlateGray.

What is the RGB and HSL of #384243?

#384243 is RGB 56, 66, 67 — HSL 185°, 9%, 24% — CMYK 16%, 1%, 0%, 74%.

What colors go with #384243?

Its complement is #433938; analogous partners are #38433E and #383C43. It also appears in 6+ palettes in our collection.

Can I use #384243 for text?

White text on #384243 has a contrast ratio of 10.35:1 (passes WCAG AA); black text gives 2.03:1.