Palettes / Colors / #203B60

#203B60 — Deep Muted Blue

#203B60 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 #203B60 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.

#203B60 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 #604520; it also sits naturally between #205A60 and #252060. 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 13% · Green 23% · Blue 38%

Cyan 67% · Magenta 39% · Yellow 0% · Key 62%

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

Previews

CSS code for #203B60

.text { color: #203B60; }
.background { background-color: #203B60; }
.border { border: 3px solid #203B60; }
.text-rgb { color: rgb(32, 59, 96); }
.text-hsl { color: hsl(215, 50%, 25%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #203B60; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(32, 59, 96, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #203B60; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(32, 59, 96, 0.8); }

HTML: <p style="color:#203B60">Text here</p> · <div style="background-color:#203B60">Div content here</div>

Shades of #203B60

Tints of #203B60

Tones of #203B60

Color harmonies

Complementary — #604520:

Analogous:

Triadic:

Contrast & accessibility

Best text color on #203B60: #FFFFFF.

Semi-transparent (opacity) text on #203B60

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 #203B60 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 #203B60 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

← #203B5F  ·  #203B61 →

Frequently asked questions

What color is #203B60?

#203B60 is Deep Muted Blue, a blue color (RGB 32, 59, 96). Its closest standard named color is DarkSlateGray.

What is the RGB and HSL of #203B60?

#203B60 is RGB 32, 59, 96 — HSL 215°, 50%, 25% — CMYK 67%, 39%, 0%, 62%.

What colors go with #203B60?

Its complement is #604520; analogous partners are #205A60 and #252060. It also appears in 6+ palettes in our collection.

Can I use #203B60 for text?

White text on #203B60 has a contrast ratio of 11.32:1 (passes WCAG AA); black text gives 1.86:1.