Palettes / Colors / #ACAA37

#ACAA37 — Muted Yellow

#ACAA37 is a yellow color we call Muted Yellow, closest to the named color YellowGreen (#9ACD32). It belongs to the yellow family.

Color name

Closest CSS keyword: yellowgreen (#9ACD32) — not an exact match. CSS yellowgreen gives you #9ACD32, a different color; use #ACAA37 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.

#ACAA37 is a warm yellow color associated with optimism, attention and cheer. 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 #3739AE; it also sits naturally between #AE7137 and #75AE37. 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 67% · Green 67% · Blue 22%

Cyan 0% · Magenta 1% · Yellow 68% · Key 33%

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

Previews

CSS code for #ACAA37

.text { color: #ACAA37; }
.background { background-color: #ACAA37; }
.border { border: 3px solid #ACAA37; }
.text-rgb { color: rgb(172, 170, 55); }
.text-hsl { color: hsl(59, 52%, 45%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #ACAA37; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(172, 170, 55, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #ACAA37; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(172, 170, 55, 0.8); }

HTML: <p style="color:#ACAA37">Text here</p> · <div style="background-color:#ACAA37">Div content here</div>

Shades of #ACAA37

Tints of #ACAA37

Tones of #ACAA37

Color harmonies

Complementary — #3739AE:

Analogous:

Triadic:

Contrast & accessibility

Best text color on #ACAA37: #000000.

Semi-transparent (opacity) text on #ACAA37

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 #ACAA37 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 #ACAA37 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

← #ACAA36  ·  #ACAA38 →

Frequently asked questions

What color is #ACAA37?

#ACAA37 is Muted Yellow, a yellow color (RGB 172, 170, 55). Its closest standard named color is YellowGreen.

What is the RGB and HSL of #ACAA37?

#ACAA37 is RGB 172, 170, 55 — HSL 59°, 52%, 45% — CMYK 0%, 1%, 68%, 33%.

What colors go with #ACAA37?

Its complement is #3739AE; analogous partners are #AE7137 and #75AE37. It also appears in 6+ palettes in our collection.

Can I use #ACAA37 for text?

Black text on #ACAA37 has a contrast ratio of 8.56:1 (passes WCAG AA); white text gives 2.45:1.