HEX atlas value

#728B4B

#728B4B is a cool green HEX color close to Olive Green. According to Colors Encyclopedia, it converts to RGB 114, 139, 75, HSL 83, 30%, 42%, has luminance 0.2255, and belongs to the earth tone group.

#728B4B Sample readable text
HEX #728B4B
RGB rgb(114, 139, 75)
HSL hsl(83 30% 42%)
CMYK cmyk(18, 0, 46, 45)
Luminance 0.2255
Contrast Black 5.51:1White 3.81:1

CSS

--color-728b4b: #728B4B;
.background-728b4b { background-color: #728B4B; }
.text-728b4b { color: #728B4B; }

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
Luminance0.2255
Black text5.51:1AA Pass
White text3.81:1AA 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":"#728B4B","rgb":[114,139,75],"hsl":[83,30,42],"cmyk":[18,0,46,45],"luminance":0.2255,"contrast":{"black":5.51,"white":3.81}}
WCAG
{"AA":["#000000","#1A1A1A"],"AAA":[]}
Safe pairings
[{"name":"Black text","hex":"#000000","contrast":5.51,"wcagAA":true,"wcagAAA":false},{"name":"White text","hex":"#FFFFFF","contrast":3.81,"wcagAA":false,"wcagAAA":false}]
Accessible alternatives
[{"name":"#A0B87A","hex":"#A0B87A","family":"green","bestTextColor":"#000000","contrastBlack":9.63,"contrastWhite":2.18,"wcagAA":["#000000","#1A1A1A","#36454F"],"wcagAAA":["#000000","#1A1A1A"]},{"name":"#41502B","hex":"#41502B","family":"green","bestTextColor":"#FFFFFF","contrastBlack":2.41,"contrastWhite":8.72,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":["#FFFFFF","#F5F5F5"]},{"name":"#644B8B","hex":"#644B8B","family":"purple","bestTextColor":"#FFFFFF","contrastBlack":2.92,"contrastWhite":7.19,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":["#FFFFFF"]},{"name":"#78A333","hex":"#78A333","family":"green","bestTextColor":"#000000","contrastBlack":7.09,"contrastWhite":2.96,"wcagAA":["#000000","#1A1A1A"],"wcagAAA":["#000000"]},{"name":"Moss Green","hex":"#8A9A5B","family":"green","bestTextColor":"#000000","contrastBlack":6.85,"contrastWhite":3.06,"wcagAA":["#000000","#1A1A1A"],"wcagAAA":[]}]
AI context
{"semanticGroups":["cool green","earth tone","earth tone green","Olive Green adjacent"],"useCases":["color conversion","WCAG contrast checks","CSS color tokens","natural palettes","botanical and wellness palettes"],"contrastSafeWith":["#000000","#1A1A1A"],"relatedEndpoints":["https://www.colorsencyclopedia.com/api/hex/728b4b.json","https://www.colorsencyclopedia.com/api/hex.json","https://www.colorsencyclopedia.com/api/colors/olive-green.json","https://www.colorsencyclopedia.com/api/colors/moss-green.json","https://www.colorsencyclopedia.com/api/colors/epoxy-green.json"]}
Harmonies
{"complementary":"#644B8B","analogous":["#8B844B","#528B4B"],"triadic":["#4B738B","#8B4B73"],"tetradic":["#4B8B84","#644B8B","#8B4B52"],"splitComplementary":["#4B528B","#844B8B"],"monochromatic":["#A0B87A","#728B4B","#41502B"]}
Variants
{"light":"#A0B87A","dark":"#41502B","saturated":"#78A333","desaturated":"#6D7463","pastel":"#AEB79E","neon":"#9DFF00"}
Nearest named colors
[{"slug":"olive-green","name":"Olive Green","hex":"#708238","distance":21.118712081942874},{"slug":"moss-green","name":"Moss Green","hex":"#8A9A5B","distance":32.51153641401772},{"slug":"epoxy-green","name":"Epoxy Green","hex":"#4E8A57","distance":37.960505792204614},{"slug":"cactus-green","name":"Cactus Green","hex":"#587156","distance":38.379682124790975},{"slug":"agave","name":"Agave","hex":"#6F8F72","distance":39.319206502675}]

HEX meaning and use

About #728B4B

#728B4B is classified as a cool green value with earth tone visual character. #728B4B is visually closest to Olive Green, a named green color with HEX #708238.

The RGB channels are 114, 139, and 75, with green carrying the strongest channel weight. In HSL, the hue is 83deg with 30% saturation and 42% lightness, so this page treats it as a low-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 natural palettes. Its luminance is 0.2255, black text provides the stronger contrast for readable interface or documentation use, and Its nearest named-color distance is 21.12, which helps separate this atlas value from adjacent named color records.

WCAG Accessibility

Black text5.51:1AA Pass
White text3.81:1AA Fail

AA text options: #000000, #1A1A1A.

AAA text options: none in seed set.

Accessibility-Safe Pairings and Alternatives

Use these pairings when #728B4B needs readable text, badges, interface states, or nearby accessible alternatives.

Black text#0000005.51:1 · AA
White text#FFFFFF3.81:1 · Fail

Accessible Alternatives

#A0B87A#000000 text · best 9.63:1#A0B87A
#41502B#FFFFFF text · best 8.72:1#41502B
#644B8B#FFFFFF text · best 7.19:1#644B8B
#78A333#000000 text · best 7.09:1#78A333
Moss Green#000000 text · best 6.85:1#8A9A5B

Generated Palette

#728B4B#728B4B
#644B8B#644B8B
#8B844B#8B844B
#528B4B#528B4B
#A0B87A#A0B87A
#41502B#41502B

Color Harmonies

#644B8B#644B8B
#8B844B#8B844B
#528B4B#528B4B
#4B738B#4B738B
#8B4B73#8B4B73

Variants

#A0B87A#A0B87A
#41502B#41502B
#78A333#78A333
#6D7463#6D7463
#AEB79E#AEB79E
#9DFF00#9DFF00

Nearest Named Colors