Palettes / Colors / #583ABB

#583ABB — Muted Blue

#583ABB is a blue color we call Muted Blue, closest to the named color SlateBlue (#6A5ACD). It belongs to the blue family.

Color name

Closest CSS keyword: slateblue (#6A5ACD) — not an exact match. CSS slateblue gives you #6A5ACD, a different color; use #583ABB 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.

#583ABB 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 #9DBB3A; it also sits naturally between #3A5CBB and #993ABB. In the palettes below you can see it working alongside real color combinations from our collection.

Copy HEX Copy RGB Copy HSL Download PNG swatch SVG

Color values

RGB & CMYK percentages

Red 35% · Green 23% · Blue 73%

Cyan 53% · Magenta 69% · Yellow 0% · Key 27%

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

Previews

CSS code for #583ABB

.text { color: #583ABB; }
.background { background-color: #583ABB; }
.border { border: 3px solid #583ABB; }
.text-rgb { color: rgb(88, 58, 187); }
.text-hsl { color: hsl(254, 53%, 48%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #583ABB; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(88, 58, 187, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #583ABB; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(88, 58, 187, 0.8); }

HTML: <p style="color:#583ABB">Text here</p> · <div style="background-color:#583ABB">Div content here</div>

Shades of #583ABB

Tints of #583ABB

Tones of #583ABB

Color harmonies

Complementary — #9DBB3A:

Analogous:

Triadic:

Contrast & accessibility

Best text color on #583ABB: #FFFFFF.

Semi-transparent (opacity) text on #583ABB

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 #583ABB 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 #583ABB 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

← #583ABA  ·  #583ABC →

Frequently asked questions

What color is #583ABB?

#583ABB is Muted Blue, a blue color (RGB 88, 58, 187). Its closest standard named color is SlateBlue.

What is the RGB and HSL of #583ABB?

#583ABB is RGB 88, 58, 187 — HSL 254°, 53%, 48% — CMYK 53%, 69%, 0%, 27%.

What colors go with #583ABB?

Its complement is #9DBB3A; analogous partners are #3A5CBB and #993ABB. It also appears in 6+ palettes in our collection.

Can I use #583ABB for text?

White text on #583ABB has a contrast ratio of 7.67:1 (passes WCAG AA); black text gives 2.74:1.