Colors Encyclopedia

HEX atlas value

#E3963E

#E3963E is a warm orange HEX color close to Butterscotch. According to Colors Encyclopedia, it converts to RGB 227, 150, 62, HSL 32, 75%, 57%, has luminance 0.3849, and belongs to the vibrant group.

orangewarmvibrant
#E3963E Sample readable text
HEX #E3963E
RGB rgb(227, 150, 62)
HSL hsl(32 75% 57%)
CMYK cmyk(0, 34, 73, 11)
Luminance 0.3849
Contrast Black 8.7:1White 2.41:1

CSS

--color-e3963e: #E3963E;
.background-e3963e { background-color: #E3963E; }
.text-e3963e { color: #E3963E; }

Machine-readable data

Machine-Readable HEX Data (JSON)

Structured HEX color data for conversion, WCAG checks, CSS generation, automation, and AI ingestion.

AI-Ready Dataset v1.0.0
Luminance0.3849
Black text8.7:1AA Pass
White text2.41:1AA 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
Download JSON Open API
Structured sections
Color systems
{"hex":"#E3963E","rgb":[227,150,62],"hsl":[32,75,57],"cmyk":[0,34,73,11],"luminance":0.3849,"contrast":{"black":8.7,"white":2.41}}
WCAG
{"AA":["#000000","#1A1A1A"],"AAA":["#000000","#1A1A1A"]}
Safe pairings
[{"name":"Black text","hex":"#000000","contrast":8.7,"wcagAA":true,"wcagAAA":true},{"name":"White text","hex":"#FFFFFF","contrast":2.41,"wcagAA":false,"wcagAAA":false}]
Accessible alternatives
[{"name":"#DEE43F","hex":"#DEE43F","family":"yellow","bestTextColor":"#000000","contrastBlack":15.28,"contrastWhite":1.37,"wcagAA":["#000000","#1A1A1A","#36454F"],"wcagAAA":["#000000","#1A1A1A","#36454F"]},{"name":"#EFC28F","hex":"#EFC28F","family":"orange","bestTextColor":"#000000","contrastBlack":12.78,"contrastWhite":1.64,"wcagAA":["#000000","#1A1A1A","#36454F"],"wcagAAA":["#000000","#1A1A1A"]},{"name":"Marigold","hex":"#EAA221","family":"orange","bestTextColor":"#000000","contrastBlack":9.69,"contrastWhite":2.17,"wcagAA":["#000000","#1A1A1A","#36454F"],"wcagAAA":["#000000","#1A1A1A"]},{"name":"#FC9827","hex":"#FC9827","family":"orange","bestTextColor":"#000000","contrastBlack":9.66,"contrastWhite":2.17,"wcagAA":["#000000","#1A1A1A","#36454F"],"wcagAAA":["#000000","#1A1A1A"]},{"name":"Cadmium Orange","hex":"#ED872D","family":"orange","bestTextColor":"#000000","contrastBlack":8.1,"contrastWhite":2.59,"wcagAA":["#000000","#1A1A1A"],"wcagAAA":["#000000"]}]
AI context
{"semanticGroups":["warm orange","vibrant","vibrant orange","Butterscotch adjacent"],"useCases":["color conversion","WCAG contrast checks","CSS color tokens","high-energy accents"],"contrastSafeWith":["#000000","#1A1A1A"],"relatedEndpoints":["https://www.colorsencyclopedia.com/api/hex/e3963e.json","https://www.colorsencyclopedia.com/api/hex.json","https://www.colorsencyclopedia.com/api/colors/butterscotch.json","https://www.colorsencyclopedia.com/api/colors/cadmium-orange.json","https://www.colorsencyclopedia.com/api/colors/peru.json"]}
Harmonies
{"complementary":"#3F8CE4","analogous":["#E4453F","#DEE43F"],"triadic":["#3FE497","#973FE4"],"tetradic":["#3FE445","#3F8CE4","#E43FDE"],"splitComplementary":["#3FDEE4","#453FE4"],"monochromatic":["#EFC28F","#E3963E","#AE6819"]}
Variants
{"light":"#EFC28F","dark":"#AE6819","saturated":"#FC9827","desaturated":"#CB9557","pastel":"#EDD3B6","neon":"#FFAC4D"}
Nearest named colors
[{"slug":"butterscotch","name":"Butterscotch","hex":"#E3963E","distance":0},{"slug":"cadmium-orange","name":"Cadmium Orange","hex":"#ED872D","distance":24.779023386727733},{"slug":"peru","name":"Peru","hex":"#CD853F","distance":27.820855486487112},{"slug":"marigold","name":"Marigold","hex":"#EAA221","distance":32.155870381627054},{"slug":"raw-sienna","name":"Raw Sienna","hex":"#D68A59","distance":32.28002478313795}]
Dataset manifest Version 1.0.0 Build hash published in manifest Canonical page

HEX meaning and use

About #E3963E

#E3963E is classified as a warm orange value with vibrant visual character. #E3963E is visually closest to Butterscotch, a named orange color with HEX #E3963E.

The RGB channels are 227, 150, and 62, with red carrying the strongest channel weight. In HSL, the hue is 32deg with 75% saturation and 57% 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 0.3849, 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 text8.7:1AA Pass
White text2.41:1AA Fail

AA text options: #000000, #1A1A1A.

AAA text options: #000000, #1A1A1A.

Accessibility-Safe Pairings and Alternatives

Use these pairings when #E3963E needs readable text, badges, interface states, or nearby accessible alternatives.

Black text#0000008.7:1 · AAA
White text#FFFFFF2.41:1 · Fail

Accessible Alternatives

#DEE43F#000000 text · best 15.28:1#DEE43F
#EFC28F#000000 text · best 12.78:1#EFC28F
Marigold#000000 text · best 9.69:1#EAA221
#FC9827#000000 text · best 9.66:1#FC9827
Cadmium Orange#000000 text · best 8.1:1#ED872D

Generated Palette

Butterscotch#E3963E
#3F8CE4#3F8CE4
#E4453F#E4453F
#DEE43F#DEE43F
#EFC28F#EFC28F
#AE6819#AE6819

Color Harmonies

#3F8CE4#3F8CE4
#E4453F#E4453F
#DEE43F#DEE43F
#3FE497#3FE497
#973FE4#973FE4

Variants

#EFC28F#EFC28F
#AE6819#AE6819
#FC9827#FC9827
#CB9557#CB9557
#EDD3B6#EDD3B6
#FFAC4D#FFAC4D

Nearest Named Colors

Butterscotch#E3963E
Cadmium Orange#ED872D
Peru#CD853F
Marigold#EAA221
Raw Sienna#D68A59

Related HEX Guides

Butterscotch colorOpen the nearest named color reference for #E3963E.Cadmium Orange colorOpen the nearest named color reference for #ED872D.Peru colorOpen the nearest named color reference for #CD853F.Orange color familyBrowse named orange colors related to this HEX value.Warm colorsExplore colors with similar temperature behavior.Vibrant colorsFind colors in the vibrant group.Color palettesBrowse palette systems related to generated color combinations.Compare colorsCompare named colors near this HEX value.Accessible colorsBrowse WCAG-friendly named colors and safe text options.#E3963E APIOpen the machine-readable JSON record for this HEX value.