Palettes / Colors / #65521B

#65521B — Deep Yellow

#65521B is a yellow color we call Deep Yellow, closest to the named color DarkOliveGreen (#556B2F). It belongs to the yellow family.

Color name

Closest CSS keyword: darkolivegreen (#556B2F) — not an exact match. CSS darkolivegreen gives you #556B2F, a different color; use #65521B 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.

#65521B 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 #1B2D65; it also sits naturally between #652D1B and #52651B. 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 40% · Green 32% · Blue 11%

Cyan 0% · Magenta 19% · Yellow 73% · Key 60%

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

Previews

CSS code for #65521B

.text { color: #65521B; }
.background { background-color: #65521B; }
.border { border: 3px solid #65521B; }
.text-rgb { color: rgb(101, 82, 27); }
.text-hsl { color: hsl(45, 58%, 25%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #65521B; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(101, 82, 27, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #65521B; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(101, 82, 27, 0.8); }

HTML: <p style="color:#65521B">Text here</p> · <div style="background-color:#65521B">Div content here</div>

Shades of #65521B

Tints of #65521B

Tones of #65521B

Color harmonies

Complementary — #1B2D65:

Analogous:

Triadic:

Contrast & accessibility

Best text color on #65521B: #FFFFFF.

Semi-transparent (opacity) text on #65521B

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 #65521B 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 #65521B 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

← #65521A  ·  #65521C →

Frequently asked questions

What color is #65521B?

#65521B is Deep Yellow, a yellow color (RGB 101, 82, 27). Its closest standard named color is DarkOliveGreen.

What is the RGB and HSL of #65521B?

#65521B is RGB 101, 82, 27 — HSL 45°, 58%, 25% — CMYK 0%, 19%, 73%, 60%.

What colors go with #65521B?

Its complement is #1B2D65; analogous partners are #652D1B and #52651B. It also appears in 6+ palettes in our collection.

Can I use #65521B for text?

White text on #65521B has a contrast ratio of 7.56:1 (passes WCAG AA); black text gives 2.78:1.