Palettes / Colors / #37372F

#37372F — Charcoal

#37372F is a gray color we call Charcoal, closest to the named color DarkSlateGray (#2F4F4F). It belongs to the gray family.

#37372F is a neutral gray color associated with neutrality and professionalism. It is deep enough for text, outlines and dark interface surfaces, and makes light colors glow next to it.

Its strongest partner is its complement #2F2F37; it also sits naturally between #37332F and #33372F. 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 22% · Blue 18%

Cyan 0% · Magenta 0% · Yellow 15% · Key 78%

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

Previews

CSS code for #37372F

.text { color: #37372F; }
.background { background-color: #37372F; }
.border { border: 3px solid #37372F; }
.text-rgb { color: rgb(55, 55, 47); }
.text-hsl { color: hsl(60, 8%, 20%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #37372F; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(55, 55, 47, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #37372F; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(55, 55, 47, 0.8); }

HTML: <p style="color:#37372F">Text here</p> · <div style="background-color:#37372F">Div content here</div>

Shades of #37372F

Tints of #37372F

Tones of #37372F

Color harmonies

Complementary — #2F2F37:

Analogous:

Triadic:

Contrast & accessibility

Best text color on #37372F: #FFFFFF.

How #37372F 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 #37372F 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

← #37372E  ·  #373730 →

Frequently asked questions

What color is #37372F?

#37372F is Charcoal, a gray color (RGB 55, 55, 47). Its closest standard named color is DarkSlateGray.

What is the RGB and HSL of #37372F?

#37372F is RGB 55, 55, 47 — HSL 60°, 8%, 20% — CMYK 0%, 0%, 15%, 78%.

What colors go with #37372F?

Its complement is #2F2F37; analogous partners are #37332F and #33372F. It also appears in 6+ palettes in our collection.

Can I use #37372F for text?

White text on #37372F has a contrast ratio of 12.00:1 (passes WCAG AA); black text gives 1.75:1.