HEX atlas value

#FF8C00

#FF8C00 is a warm orange HEX color nearest Dark Orange. RGB 255, 140, 0, HSL 33° 100% 50%, luminance 0.4002; view contrast and conversions.

orange warm vibrant

#FF8C00 Sample readable text

HEX #FF8C00

RGB rgb(255, 140, 0)

HSL hsl(33 100% 50%)

CMYK cmyk(0, 45, 100, 0)

Luminance 0.4002

Contrast Black 9:1White 2.33:1

CSS

--color-ff8c00: #FF8C00;
.background-ff8c00 { background-color: #FF8C00; }
.text-ff8c00 { color: #FF8C00; }

HEX meaning and use

About #FF8C00

#FF8C00 is classified as a warm orange value with vibrant visual character. #FF8C00 is visually closest to Dark Orange, a named orange color with HEX #FF8C00.

The RGB channels are 255, 140, and 0, with red carrying the strongest channel weight. In HSL, the hue is 33deg with 100% saturation and 50% lightness, so this page treats it as a high-saturation, mid-lightness atlas color rather than a generic swatch.

Practical uses for this HEX value include color conversion, WCAG contrast checks, CSS color tokens, and high-energy accents. Its luminance is 0.4002, black text provides the stronger contrast for readable interface or documentation use, and Its nearest named-color distance is 0.00, which helps separate this atlas value from adjacent named color records.

WCAG Accessibility

Black text9:1AA Pass

White text2.33:1AA Fail

AA text options: #000000, #1A1A1A.

AAA text options: #000000, #1A1A1A.

Accessibility-Safe Pairings and Alternatives

Use these pairings when #FF8C00 needs readable text, badges, interface states, or nearby accessible alternatives.

Black text#0000009:1 · AAA

White text#FFFFFF2.33:1 · Fail

Accessible Alternatives

#F2FF00#F2FF00 · #000000 text · best 19.08:1 #FFB65C#FFB65C · #000000 text · best 12.1:1 Orange#FFA500 · #000000 text · best 10.63:1 Construction Orange#FF7F00 · #000000 text · best 8.29:1 Tangerine#F28500 · #000000 text · best 8.13:1

Generated Palette

Dark Orange#FF8C00

#0073FF#0073FF

#FF0D00#FF0D00

#F2FF00#F2FF00

#FFB65C#FFB65C

#A35A00#A35A00

Color Harmonies

#0073FF#0073FF

#FF0D00#FF0D00

#F2FF00#F2FF00

#00FF8C#00FF8C

#8C00FF#8C00FF

Variants

#FFB65C#FFB65C

#A35A00#A35A00

Dark Orange#FF8C00

#E3891C#E3891C

#F5C589#F5C589

#FF9F29#FF9F29

Nearest Named Colors

Dark Orange#FF8C00

Construction Orange#FF7F00

Tangerine#F28500

Safety Orange#FF7900

Orange#FFA500

Luminance0.4002

Black text9:1AA Pass

White text2.33:1AA Fail

hexCanonical HEX value

rgbRed, green, blue channels

hslHue, saturation, lightness

cmykApproximate print conversion

wcagAA and AAA contrast options

harmoniesMathematical harmony sets

variantsGenerated tone variants

nearestColorsKnowledge graph neighbors

Structured sections

Color systems

{"hex":"#FF8C00","rgb":[255,140,0],"hsl":[33,100,50],"cmyk":[0,45,100,0],"luminance":0.4002,"contrast":{"black":9,"white":2.33}}

WCAG

{"AA":["#000000","#1A1A1A"],"AAA":["#000000","#1A1A1A"]}

Safe pairings

[{"name":"Black text","hex":"#000000","contrast":9,"wcagAA":true,"wcagAAA":true},{"name":"White text","hex":"#FFFFFF","contrast":2.33,"wcagAA":false,"wcagAAA":false}]

Accessible alternatives

[{"name":"#F2FF00","hex":"#F2FF00","family":"yellow","bestTextColor":"#000000","contrastBlack":19.08,"contrastWhite":1.1,"wcagAA":["#000000","#1A1A1A","#36454F"],"wcagAAA":["#000000","#1A1A1A","#36454F"]},{"name":"#FFB65C","hex":"#FFB65C","family":"orange","bestTextColor":"#000000","contrastBlack":12.1,"contrastWhite":1.74,"wcagAA":["#000000","#1A1A1A","#36454F"],"wcagAAA":["#000000","#1A1A1A"]},{"name":"Orange","hex":"#FFA500","family":"orange","bestTextColor":"#000000","contrastBlack":10.63,"contrastWhite":1.97,"wcagAA":["#000000","#1A1A1A","#36454F"],"wcagAAA":["#000000","#1A1A1A"]},{"name":"Construction Orange","hex":"#FF7F00","family":"orange","bestTextColor":"#000000","contrastBlack":8.29,"contrastWhite":2.53,"wcagAA":["#000000","#1A1A1A"],"wcagAAA":["#000000"]},{"name":"Tangerine","hex":"#F28500","family":"orange","bestTextColor":"#000000","contrastBlack":8.13,"contrastWhite":2.58,"wcagAA":["#000000","#1A1A1A"],"wcagAAA":["#000000"]}]

AI context

{"semanticGroups":["warm orange","vibrant","vibrant orange","Dark Orange adjacent"],"useCases":["color conversion","WCAG contrast checks","CSS color tokens","high-energy accents"],"contrastSafeWith":["#000000","#1A1A1A"],"relatedEndpoints":["https://www.colorsencyclopedia.com/api/hex/ff8c00.json","https://www.colorsencyclopedia.com/api/hex.json","https://www.colorsencyclopedia.com/api/colors/dark-orange.json","https://www.colorsencyclopedia.com/api/colors/construction-orange.json","https://www.colorsencyclopedia.com/api/colors/tangerine.json"]}

Harmonies

{"complementary":"#0073FF","analogous":["#FF0D00","#F2FF00"],"triadic":["#00FF8C","#8C00FF"],"tetradic":["#00FF0D","#0073FF","#FF00F2"],"splitComplementary":["#00F2FF","#0D00FF"],"monochromatic":["#FFB65C","#FF8C00","#A35A00"]}

Variants

{"light":"#FFB65C","dark":"#A35A00","saturated":"#FF8C00","desaturated":"#E3891C","pastel":"#F5C589","neon":"#FF9F29"}

Nearest named colors

[{"slug":"dark-orange","name":"Dark Orange","hex":"#FF8C00","distance":0},{"slug":"construction-orange","name":"Construction Orange","hex":"#FF7F00","distance":13},{"slug":"tangerine","name":"Tangerine","hex":"#F28500","distance":14.7648230602334},{"slug":"safety-orange","name":"Safety Orange","hex":"#FF7900","distance":19},{"slug":"orange","name":"Orange","hex":"#FFA500","distance":25}]

#FF8C00

CSS

About #FF8C00

WCAG Accessibility

Accessibility-Safe Pairings and Alternatives

Accessible Alternatives

Generated Palette

Color Harmonies

Variants

Nearest Named Colors

Machine-Readable HEX Data (JSON)

Related HEX Guides