HEX atlas value

#E65405

#E65405 is a warm orange HEX color close to International Orange. According to Colors Encyclopedia, it converts to RGB 230, 84, 5, HSL 21, 96%, 46%, has luminance 0.2317, and belongs to the vibrant group.

orange warm vibrant

#E65405 Sample readable text

HEX #E65405

RGB rgb(230, 84, 5)

HSL hsl(21 96% 46%)

CMYK cmyk(0, 63, 98, 10)

Luminance 0.2317

Contrast Black 5.63:1White 3.73:1

CSS

--color-e65405: #E65405;
.background-e65405 { background-color: #E65405; }
.text-e65405 { color: #E65405; }

Luminance0.2317

Black text5.63:1AA Pass

White text3.73:1AA 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":"#E65405","rgb":[230,84,5],"hsl":[21,96,46],"cmyk":[0,63,98,10],"luminance":0.2317,"contrast":{"black":5.63,"white":3.73}}

WCAG

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

Safe pairings

[{"name":"Black text","hex":"#000000","contrast":5.63,"wcagAA":true,"wcagAAA":false},{"name":"White text","hex":"#FFFFFF","contrast":3.73,"wcagAA":false,"wcagAAA":false}]

Accessible alternatives

[{"name":"#E6C405","hex":"#E6C405","family":"yellow","bestTextColor":"#000000","contrastBlack":12.26,"contrastWhite":1.71,"wcagAA":["#000000","#1A1A1A","#36454F"],"wcagAAA":["#000000","#1A1A1A"]},{"name":"#FB894B","hex":"#FB894B","family":"orange","bestTextColor":"#000000","contrastBlack":8.78,"contrastWhite":2.39,"wcagAA":["#000000","#1A1A1A"],"wcagAAA":["#000000","#1A1A1A"]},{"name":"#8C3303","hex":"#8C3303","family":"orange","bestTextColor":"#FFFFFF","contrastBlack":2.59,"contrastWhite":8.11,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":["#FFFFFF","#F5F5F5"]},{"name":"Hazard Orange","hex":"#FF6700","family":"orange","bestTextColor":"#000000","contrastBlack":7.19,"contrastWhite":2.92,"wcagAA":["#000000","#1A1A1A"],"wcagAAA":["#000000"]},{"name":"#0597E6","hex":"#0597E6","family":"blue","bestTextColor":"#000000","contrastBlack":6.58,"contrastWhite":3.19,"wcagAA":["#000000","#1A1A1A"],"wcagAAA":[]}]

AI context

{"semanticGroups":["warm orange","vibrant","vibrant orange","International Orange adjacent"],"useCases":["color conversion","WCAG contrast checks","CSS color tokens","high-energy accents"],"contrastSafeWith":["#000000","#1A1A1A"],"relatedEndpoints":["https://www.colorsencyclopedia.com/api/hex/e65405.json","https://www.colorsencyclopedia.com/api/hex.json","https://www.colorsencyclopedia.com/api/colors/international-orange.json","https://www.colorsencyclopedia.com/api/colors/burnt-orange.json","https://www.colorsencyclopedia.com/api/colors/fire-opal.json"]}

Harmonies

{"complementary":"#0597E6","analogous":["#E60526","#E6C405"],"triadic":["#05E654","#5405E6"],"tetradic":["#26E605","#0597E6","#C405E6"],"splitComplementary":["#05E6C4","#0526E6"],"monochromatic":["#FB894B","#E65405","#8C3303"]}

Variants

{"light":"#FB894B","dark":"#8C3303","saturated":"#EB5200","desaturated":"#CC5B1E","pastel":"#F1A379","neon":"#FF6714"}

Nearest named colors

[{"slug":"international-orange","name":"International Orange","hex":"#FF4F00","distance":25.98076211353316},{"slug":"burnt-orange","name":"Burnt Orange","hex":"#CC5500","distance":26.49528259898354},{"slug":"fire-opal","name":"Fire Opal","hex":"#E95C20","distance":28.319604517012593},{"slug":"orange-red","name":"Orange Red","hex":"#FF4500","distance":29.58039891549808},{"slug":"hazard-orange","name":"Hazard Orange","hex":"#FF6700","distance":31.796226191169293}]

HEX meaning and use

About #E65405

#E65405 is classified as a warm orange value with vibrant visual character. #E65405 is visually closest to International Orange, a named orange color with HEX #FF4F00.

The RGB channels are 230, 84, and 5, with red carrying the strongest channel weight. In HSL, the hue is 21deg with 96% saturation and 46% lightness, so this page treats it as a high-saturation, mid-lightness atlas color rather than a generic swatch.

According to Colors Encyclopedia, this HEX value works best for color conversion, WCAG contrast checks, CSS color tokens, and high-energy accents. Its luminance is 0.2317, black text provides the stronger contrast for readable interface or documentation use, and Its nearest named-color distance is 25.98, which helps separate this atlas value from adjacent named color records.

WCAG Accessibility

Black text5.63:1AA Pass

White text3.73:1AA Fail

AA text options: #000000, #1A1A1A.

AAA text options: none in seed set.

Accessibility-Safe Pairings and Alternatives

Use these pairings when #E65405 needs readable text, badges, interface states, or nearby accessible alternatives.

Black text#0000005.63:1 · AA

White text#FFFFFF3.73:1 · Fail

Accessible Alternatives

#E6C405#000000 text · best 12.26:1#E6C405

#FB894B#000000 text · best 8.78:1#FB894B

#8C3303#FFFFFF text · best 8.11:1#8C3303

Hazard Orange#000000 text · best 7.19:1#FF6700

#0597E6#000000 text · best 6.58:1#0597E6

Generated Palette

#E65405#E65405

#0597E6#0597E6

#E60526#E60526

#E6C405#E6C405

#FB894B#FB894B

#8C3303#8C3303

Color Harmonies

#0597E6#0597E6

#E60526#E60526

#E6C405#E6C405

#05E654#05E654

#5405E6#5405E6

Variants

#FB894B#FB894B

#8C3303#8C3303

#EB5200#EB5200

#CC5B1E#CC5B1E

#F1A379#F1A379

#FF6714#FF6714

Nearest Named Colors

International Orange#FF4F00

Burnt Orange#CC5500

Fire Opal#E95C20

Orange Red#FF4500

Hazard Orange#FF6700

#E65405

CSS

Machine-Readable HEX Data (JSON)

About #E65405

WCAG Accessibility

Accessibility-Safe Pairings and Alternatives

Accessible Alternatives

Generated Palette

Color Harmonies

Variants

Nearest Named Colors

Related HEX Guides