Palettes / Colors / #FF540B

#FF540B — Vivid Orange

#FF540B is a orange color we call Vivid Orange, closest to the named color OrangeRed (#FF4500). It belongs to the orange family.

Color name

Closest CSS keyword: orangered (#FF4500) — not an exact match. CSS orangered gives you #FF4500, a different color; use #FF540B 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.

#FF540B is a warm orange color associated with warmth, appetite and friendliness. It is saturated enough to be the accent — buttons, highlights and calls to action — while neutrals do the quiet work around it.

Its strongest partner is its complement #0AB6FF; it also sits naturally between #FF0A3B and #FFCE0A. 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 100% · Green 33% · Blue 4%

Cyan 0% · Magenta 67% · Yellow 96% · Key 0%

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

Previews

CSS code for #FF540B

.text { color: #FF540B; }
.background { background-color: #FF540B; }
.border { border: 3px solid #FF540B; }
.text-rgb { color: rgb(255, 84, 11); }
.text-hsl { color: hsl(18, 100%, 52%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #FF540B; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(255, 84, 11, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #FF540B; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(255, 84, 11, 0.8); }

HTML: <p style="color:#FF540B">Text here</p> · <div style="background-color:#FF540B">Div content here</div>

Shades of #FF540B

Tints of #FF540B

Tones of #FF540B

Color harmonies

Complementary — #0AB6FF:

Analogous:

Triadic:

Contrast & accessibility

Best text color on #FF540B: #000000.

Semi-transparent (opacity) text on #FF540B

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 #FF540B 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 #FF540B 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

← #FF540A  ·  #FF540C →

Frequently asked questions

What color is #FF540B?

#FF540B is Vivid Orange, a orange color (RGB 255, 84, 11). Its closest standard named color is OrangeRed.

What is the RGB and HSL of #FF540B?

#FF540B is RGB 255, 84, 11 — HSL 18°, 100%, 52% — CMYK 0%, 67%, 96%, 0%.

What colors go with #FF540B?

Its complement is #0AB6FF; analogous partners are #FF0A3B and #FFCE0A. It also appears in 6+ palettes in our collection.

Can I use #FF540B for text?

Black text on #FF540B has a contrast ratio of 6.52:1 (passes WCAG AA); white text gives 3.22:1.