Maximum Orange (#FF5B00)

The hex code for Maximum Orange is #FF5B00. It is rgb(255, 91, 0) in RGB, hsl(21, 100%, 50%) in HSL, and about cmyk(0%, 64%, 100%, 0%) in CMYK — a mid-tone orange. Black text is the more readable choice on this background.

#FF5B00

HEX#FF5B00

RGBrgb(255, 91, 0)

HSLhsl(21, 100%, 50%)

HSVhsv(21, 100%, 100%)

CMYKcmyk(0%, 64%, 100%, 0%)

OKLCHoklch(68.3% 0.213 40.3)

LABlab(61.44% 61.47 71.94)

LCHlch(61.44% 94.63 49.48)

Colors Closest to Maximum Orange

Maximum Orange is a registered color name. These are the named colors nearest to it, measured as CIE76 distance in CIELAB — a perceptual scale, so the ordering matches what the eye sees rather than how close the raw RGB numbers happen to sit.

Willpower Orange#FD5800ΔE 1.08 Orange (Pantone)#FF5800ΔE 1.24 Vivid Orange#FF5F00ΔE 1.7 Mystic Red#FF5500ΔE 2.44 International Orange (Aerospace)#FF4F00ΔE 4.76 Tangelo#F94D00ΔE 4.8

Browse the full index of named colors A-Z or every orange in the library.

#FF5B00 Channel Values

How Maximum Orange breaks down in each color model. Hue is measured in degrees around the color wheel; saturation, lightness, and the CMYK inks are percentages.

Model	Channels	Notes
RGB	R 255 · G 91 · B 0	8-bit channels as sent to the display
HSL	H 21° · S 100% · L 50%	Easiest model for building lighter and darker variants
HSV	H 21° · S 100% · V 100%	Matches the picker in most design tools
CMYK	C 0% · M 64% · Y 100% · K 0%	Approximate ink mix; confirm with an ICC profile before printing
Luminance	3.11:1 vs white · 6.75:1 vs black	WCAG 2.2 relative-luminance contrast ratios

Text Contrast & Accessibility

WCAG 2.2 contrast ratios for text on a Maximum Orange background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1. Contrast is one check, not a full accessibility review.

TextWhite text3.11:1AA normal ✗AA large ✓AAA normal ✗

TextBlack text6.75:1AA normal ✓AA large ✓AAA normal ✗

Need a specific ratio against another background? Open #FF5B00 in the contrast checker.

Colors That Go With Maximum Orange

Pairings derived from color-wheel relationships. The complementary color sits opposite Maximum Orange; analogous colors sit beside it; triadic and split-complementary sets spread evenly around the wheel. Select any swatch for its own breakdown.

Base

Complementary

Analogous

Analogous

Triadic

Triadic

Split comp.

Split comp.

Tints & Shades of Maximum Orange

Lighter tints and darker shades built by moving the lightness channel while holding hue and saturation, which is what you want for hover states, backgrounds, and text variants.

Tints

Shades

Want a full 50-950 ramp with semantic roles? Generate design tokens from #FF5B00.

How Maximum Orange Looks with Color Vision Deficiency

Simulated with the Viénot, Brettel & Mollon LMS projection model. Anomalous types are rendered as partial versions of the matching dichromacy, which is an approximation rather than a per-person clinical model.

Typical#FF5B00

Protanopia#8B8B00

Protanomaly#C47A00

Deuteranopia#AAAA00

Deuteranomaly#D19100

Tritanopia#FF5555

Tritanomaly#FF5842

Achromatopsia#929292

Test a full palette in the color blindness simulator.

Using #FF5B00 in Code

Copy-ready declarations for the places this color usually ends up.

CSS custom property--maximum-orange: #FF5B00;

CSS backgroundbackground-color: #FF5B00;

Tailwind configcolors: { 'maximum-orange': '#FF5B00' }

SwiftUIColor(red: 1.000, green: 0.357, blue: 0.000)

Android XML<color name="maximum_orange">#FF5B00</color>

SVG fillfill="#FF5B00"

More Orange Colors

Maximum Orange sits in the orangefamily. These are its neighbours across that family's full range, each with its own breakdown.

ff5e24 ff5800 ff5f00 ff5714 ff6600 ff5500 ff6633 ff4f0f ff6700 ff4f00 ff681f ff4500 ff8b61 ffac47 ffcb6b ffe2b8 fff1db a97142 d1bea8 e08d3c e78c4b eeab2f f54100 faefdb

#FF5B00 Frequently Asked Questions

What is the hex code for Maximum Orange?

The hex code for Maximum Orange is #FF5B00. That is rgb(255, 91, 0) in RGB, hsl(21, 100%, 50%) in HSL, and approximately cmyk(0%, 64%, 100%, 0%) in CMYK.

What is the RGB value of #FF5B00?

#FF5B00 is rgb(255, 91, 0) — red 255, green 91, and blue 0 on the 0-255 scale.

What is the CMYK value of #FF5B00?

#FF5B00 converts to approximately cmyk(0%, 64%, 100%, 0%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.

Should text on #FF5B00 be black or white?

Black text is the more readable choice. #FF5B00 scores 3.11:1 against white and 6.75:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.

Can I write #FF5B00 as a CSS color keyword?

No. #FF5B00 is not one of the CSS color keywords, so it has to be written as a hex, rgb() or hsl() value. The closest keyword is orangered (#FF4500) at a CIE76 distance of 8.29, which is clearly related but distinguishable side by side.

Open Maximum Orange in a Tool

Hex to RGB Hex to HSL Hex to CMYK Hex to OKLCH Hex to Pantone Build a palette Make a gradient

Keep exploring: every orange in the color library, the guide to shades of orange, or the full color library.