Palettes / Colors / #242588

#242588 — Blue

#242588 is a blue color we call Blue, closest to the named color MidnightBlue (#191970). It belongs to the blue family.

Color name

Closest CSS keyword: midnightblue (#191970) — not an exact match. CSS midnightblue gives you #191970, a different color; use #242588 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.

#242588 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 #898724; it also sits naturally between #245889 and #552489. 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 14% · Green 15% · Blue 53%

Cyan 74% · Magenta 73% · Yellow 0% · Key 47%

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

Previews

CSS code for #242588

.text { color: #242588; }
.background { background-color: #242588; }
.border { border: 3px solid #242588; }
.text-rgb { color: rgb(36, 37, 136); }
.text-hsl { color: hsl(239, 58%, 34%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #242588; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(36, 37, 136, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #242588; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(36, 37, 136, 0.8); }

HTML: <p style="color:#242588">Text here</p> · <div style="background-color:#242588">Div content here</div>

Shades of #242588

Tints of #242588

Tones of #242588

Color harmonies

Complementary — #898724:

Analogous:

Triadic:

Contrast & accessibility

Best text color on #242588: #FFFFFF.

Semi-transparent (opacity) text on #242588

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 #242588 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 #242588 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

← #242587  ·  #242589 →

Frequently asked questions

What color is #242588?

#242588 is Blue, a blue color (RGB 36, 37, 136). Its closest standard named color is MidnightBlue.

What is the RGB and HSL of #242588?

#242588 is RGB 36, 37, 136 — HSL 239°, 58%, 34% — CMYK 74%, 73%, 0%, 47%.

What colors go with #242588?

Its complement is #898724; analogous partners are #245889 and #552489. It also appears in 6+ palettes in our collection.

Can I use #242588 for text?

White text on #242588 has a contrast ratio of 12.39:1 (passes WCAG AA); black text gives 1.70:1.