Palettes / Colors / #287D9A

#287D9A — Blue

#287D9A is a blue color we call Blue, closest to the named color SteelBlue (#4682B4). It belongs to the blue family.

#287D9A 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 #9A4428; it also sits naturally between #289A7D and #28449A. 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 16% · Green 49% · Blue 60%

Cyan 74% · Magenta 19% · Yellow 0% · Key 40%

Previews

CSS code for #287D9A

.text { color: #287D9A; }
.background { background-color: #287D9A; }
.border { border: 3px solid #287D9A; }
.text-rgb { color: rgb(40, 125, 154); }
.text-hsl { color: hsl(195, 59%, 38%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #287D9A; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(40, 125, 154, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #287D9A; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(40, 125, 154, 0.8); }

HTML: <p style="color:#287D9A">Text here</p> · <div style="background-color:#287D9A">Div content here</div>

Shades of #287D9A

Tints of #287D9A

Tones of #287D9A

Color harmonies

Complementary — #9A4428:

Analogous:

Triadic:

Contrast & accessibility

Best text color on #287D9A: #FFFFFF.

How #287D9A 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 #287D9A or a close neighbour

Similar colors

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

Browse neighbouring colors

← #287D99  ·  #287D9B →

Frequently asked questions

What color is #287D9A?

#287D9A is Blue, a blue color (RGB 40, 125, 154). Its closest standard named color is SteelBlue.

What is the RGB and HSL of #287D9A?

#287D9A is RGB 40, 125, 154 — HSL 195°, 59%, 38% — CMYK 74%, 19%, 0%, 40%.

What colors go with #287D9A?

Its complement is #9A4428; analogous partners are #289A7D and #28449A. It also appears in 6+ palettes in our collection.

Can I use #287D9A for text?

White text on #287D9A has a contrast ratio of 4.68:1 (passes WCAG AA); black text gives 4.49:1.