Palettes / Colors / #686FCA

#686FCA — Muted Blue

#686FCA 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 #686FCA 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.

#686FCA 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 #CAC368; it also sits naturally between #68A0CA and #9268CA. 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 41% · Green 44% · Blue 79%

Cyan 49% · Magenta 45% · Yellow 0% · Key 21%

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

Previews

CSS code for #686FCA

.text { color: #686FCA; }
.background { background-color: #686FCA; }
.border { border: 3px solid #686FCA; }
.text-rgb { color: rgb(104, 111, 202); }
.text-hsl { color: hsl(236, 48%, 60%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #686FCA; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(104, 111, 202, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #686FCA; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(104, 111, 202, 0.8); }

HTML: <p style="color:#686FCA">Text here</p> · <div style="background-color:#686FCA">Div content here</div>

Shades of #686FCA

Tints of #686FCA

Tones of #686FCA

Color harmonies

Complementary — #CAC368:

Analogous:

Triadic:

Contrast & accessibility

Best text color on #686FCA: #000000.

Semi-transparent (opacity) text on #686FCA

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 #686FCA 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 #686FCA 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

← #686FC9  ·  #686FCB →

Frequently asked questions

What color is #686FCA?

#686FCA is Muted Blue, a blue color (RGB 104, 111, 202). Its closest standard named color is SlateBlue.

What is the RGB and HSL of #686FCA?

#686FCA is RGB 104, 111, 202 — HSL 236°, 48%, 60% — CMYK 49%, 45%, 0%, 21%.

What colors go with #686FCA?

Its complement is #CAC368; analogous partners are #68A0CA and #9268CA. It also appears in 6+ palettes in our collection.

Can I use #686FCA for text?

Black text on #686FCA has a contrast ratio of 4.72:1 (passes WCAG AA); white text gives 4.45:1.