Palettes / Colors / #263156

#263156 — Deep Muted Blue

#263156 is a blue color we call Deep Muted Blue, closest to the named color DarkSlateGray (#2F4F4F). It belongs to the blue family.

Color name

Closest CSS keyword: darkslategray (#2F4F4F) — not an exact match. CSS darkslategray gives you #2F4F4F, a different color; use #263156 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.

#263156 is a cool blue color associated with trust, calm 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 #554A25; it also sits naturally between #254855 and #322555. 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 15% · Green 19% · Blue 34%

Cyan 56% · Magenta 43% · Yellow 0% · Key 66%

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

Previews

CSS code for #263156

.text { color: #263156; }
.background { background-color: #263156; }
.border { border: 3px solid #263156; }
.text-rgb { color: rgb(38, 49, 86); }
.text-hsl { color: hsl(226, 39%, 24%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #263156; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(38, 49, 86, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #263156; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(38, 49, 86, 0.8); }

HTML: <p style="color:#263156">Text here</p> · <div style="background-color:#263156">Div content here</div>

Shades of #263156

Tints of #263156

Tones of #263156

Color harmonies

Complementary — #554A25:

Analogous:

Triadic:

Contrast & accessibility

Best text color on #263156: #FFFFFF.

Semi-transparent (opacity) text on #263156

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 #263156 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 #263156 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

← #263155  ·  #263157 →

Frequently asked questions

What color is #263156?

#263156 is Deep Muted Blue, a blue color (RGB 38, 49, 86). Its closest standard named color is DarkSlateGray.

What is the RGB and HSL of #263156?

#263156 is RGB 38, 49, 86 — HSL 226°, 39%, 24% — CMYK 56%, 43%, 0%, 66%.

What colors go with #263156?

Its complement is #554A25; analogous partners are #254855 and #322555. It also appears in 6+ palettes in our collection.

Can I use #263156 for text?

White text on #263156 has a contrast ratio of 12.68:1 (passes WCAG AA); black text gives 1.66:1.