Palettes / Colors / #399FAB

#399FAB — Muted Teal

#399FAB is a teal color we call Muted Teal, closest to the named color LightSeaGreen (#20B2AA). It belongs to the teal family.

Color name

Closest CSS keyword: lightseagreen (#20B2AA) — not an exact match. CSS lightseagreen gives you #20B2AA, a different color; use #399FAB 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.

#399FAB is a cool teal color associated with freshness, clarity and balance. 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 #AC4539; it also sits naturally between #39AC7E and #3967AC. 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 22% · Green 62% · Blue 67%

Cyan 67% · Magenta 7% · Yellow 0% · Key 33%

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

Previews

CSS code for #399FAB

.text { color: #399FAB; }
.background { background-color: #399FAB; }
.border { border: 3px solid #399FAB; }
.text-rgb { color: rgb(57, 159, 171); }
.text-hsl { color: hsl(186, 50%, 45%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #399FAB; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(57, 159, 171, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #399FAB; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(57, 159, 171, 0.8); }

HTML: <p style="color:#399FAB">Text here</p> · <div style="background-color:#399FAB">Div content here</div>

Shades of #399FAB

Tints of #399FAB

Tones of #399FAB

Color harmonies

Complementary — #AC4539:

Analogous:

Triadic:

Contrast & accessibility

Best text color on #399FAB: #000000.

Semi-transparent (opacity) text on #399FAB

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 #399FAB 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 #399FAB 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

← #399FAA  ·  #399FAC →

Frequently asked questions

What color is #399FAB?

#399FAB is Muted Teal, a teal color (RGB 57, 159, 171). Its closest standard named color is LightSeaGreen.

What is the RGB and HSL of #399FAB?

#399FAB is RGB 57, 159, 171 — HSL 186°, 50%, 45% — CMYK 67%, 7%, 0%, 33%.

What colors go with #399FAB?

Its complement is #AC4539; analogous partners are #39AC7E and #3967AC. It also appears in 6+ palettes in our collection.

Can I use #399FAB for text?

Black text on #399FAB has a contrast ratio of 6.72:1 (passes WCAG AA); white text gives 3.12:1.