HEX atlas value

#15AC1F

#15AC1F is a cool green HEX color close to Forest Green. According to Colors Encyclopedia, it converts to RGB 21, 172, 31, HSL 124, 78%, 38%, has luminance 0.2976, and belongs to the vibrant and jewel tone groups.

green cool vibrant jewel-tone

#15AC1F Sample readable text

HEX #15AC1F

RGB rgb(21, 172, 31)

HSL hsl(124 78% 38%)

CMYK cmyk(88, 0, 82, 33)

Luminance 0.2976

Contrast Black 6.95:1White 3.02:1

CSS

--color-15ac1f: #15AC1F;
.background-15ac1f { background-color: #15AC1F; }
.text-15ac1f { color: #15AC1F; }

Luminance0.2976

Black text6.95:1AA Pass

White text3.02:1AA 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":"#15AC1F","rgb":[21,172,31],"hsl":[124,78,38],"cmyk":[88,0,82,33],"luminance":0.2976,"contrast":{"black":6.95,"white":3.02}}

WCAG

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

Safe pairings

[{"name":"Black text","hex":"#000000","contrast":6.95,"wcagAA":true,"wcagAAA":false},{"name":"White text","hex":"#FFFFFF","contrast":3.02,"wcagAA":false,"wcagAAA":false}]

Accessible alternatives

[{"name":"#37E643","hex":"#37E643","family":"green","bestTextColor":"#000000","contrastBlack":12.56,"contrastWhite":1.67,"wcagAA":["#000000","#1A1A1A","#36454F"],"wcagAAA":["#000000","#1A1A1A"]},{"name":"Lime Green","hex":"#32CD32","family":"green","bestTextColor":"#000000","contrastBlack":9.91,"contrastWhite":2.12,"wcagAA":["#000000","#1A1A1A","#36454F"],"wcagAAA":["#000000","#1A1A1A"]},{"name":"#00C20D","hex":"#00C20D","family":"green","bestTextColor":"#000000","contrastBlack":8.72,"contrastWhite":2.41,"wcagAA":["#000000","#1A1A1A"],"wcagAAA":["#000000","#1A1A1A"]},{"name":"Kelly Green","hex":"#4CBB17","family":"green","bestTextColor":"#000000","contrastBlack":8.43,"contrastWhite":2.49,"wcagAA":["#000000","#1A1A1A"],"wcagAAA":["#000000"]},{"name":"#0B5B11","hex":"#0B5B11","family":"green","bestTextColor":"#FFFFFF","contrastBlack":2.52,"contrastWhite":8.34,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":["#FFFFFF","#F5F5F5"]}]

AI context

{"semanticGroups":["cool green","vibrant","jewel tone","vibrant green","jewel tone green","Forest Green adjacent"],"useCases":["color conversion","WCAG contrast checks","CSS color tokens","rich accent palettes","high-energy accents","botanical and wellness palettes"],"contrastSafeWith":["#000000","#1A1A1A"],"relatedEndpoints":["https://www.colorsencyclopedia.com/api/hex/15ac1f.json","https://www.colorsencyclopedia.com/api/hex.json","https://www.colorsencyclopedia.com/api/colors/forest-green.json","https://www.colorsencyclopedia.com/api/colors/lime-green.json","https://www.colorsencyclopedia.com/api/colors/kelly-green.json"]}

Harmonies

{"complementary":"#AC15A2","analogous":["#57AC15","#15AC6B"],"triadic":["#1F15AC","#AC1F15"],"tetradic":["#1557AC","#AC15A2","#AC6B15"],"splitComplementary":["#6B15AC","#AC1557"],"monochromatic":["#37E643","#15AC1F","#0B5B11"]}

Variants

{"light":"#37E643","dark":"#0B5B11","saturated":"#00C20D","desaturated":"#2B9732","pastel":"#65DC6D","neon":"#00EB10"}

Nearest named colors

[{"slug":"forest-green","name":"Forest Green","hex":"#228B22","distance":35.59494346111537},{"slug":"lime-green","name":"Lime Green","hex":"#32CD32","distance":47.86439177509728},{"slug":"kelly-green","name":"Kelly Green","hex":"#4CBB17","distance":57.56735185849702},{"slug":"green","name":"Green","hex":"#008000","distance":57.77542730261716},{"slug":"traffic-green","name":"Traffic Green","hex":"#008450","distance":66.64833081180653}]

HEX meaning and use

About #15AC1F

#15AC1F is classified as a cool green value with vibrant and jewel tone visual character. #15AC1F is visually closest to Forest Green, a named green color with HEX #228B22.

The RGB channels are 21, 172, and 31, with green carrying the strongest channel weight. In HSL, the hue is 124deg with 78% saturation and 38% 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 rich accent palettes. Its luminance is 0.2976, black text provides the stronger contrast for readable interface or documentation use, and Its nearest named-color distance is 35.59, which helps separate this atlas value from adjacent named color records.

WCAG Accessibility

Black text6.95:1AA Pass

White text3.02:1AA Fail

AA text options: #000000, #1A1A1A.

AAA text options: none in seed set.

Accessibility-Safe Pairings and Alternatives

Use these pairings when #15AC1F needs readable text, badges, interface states, or nearby accessible alternatives.

Black text#0000006.95:1 · AA

White text#FFFFFF3.02:1 · Fail

Accessible Alternatives

#37E643#000000 text · best 12.56:1#37E643

Lime Green#000000 text · best 9.91:1#32CD32

#00C20D#000000 text · best 8.72:1#00C20D

Kelly Green#000000 text · best 8.43:1#4CBB17

#0B5B11#FFFFFF text · best 8.34:1#0B5B11

Generated Palette

#15AC1F#15AC1F

#AC15A2#AC15A2

#57AC15#57AC15

#15AC6B#15AC6B

#37E643#37E643

#0B5B11#0B5B11

Color Harmonies

#AC15A2#AC15A2

#57AC15#57AC15

#15AC6B#15AC6B

#1F15AC#1F15AC

#AC1F15#AC1F15

Variants

#37E643#37E643

#0B5B11#0B5B11

#00C20D#00C20D

#2B9732#2B9732

#65DC6D#65DC6D

#00EB10#00EB10

Nearest Named Colors

Forest Green#228B22

Lime Green#32CD32

Kelly Green#4CBB17

Green#008000

Traffic Green#008450

#15AC1F

CSS

Machine-Readable HEX Data (JSON)

About #15AC1F

WCAG Accessibility

Accessibility-Safe Pairings and Alternatives

Accessible Alternatives

Generated Palette

Color Harmonies

Variants

Nearest Named Colors

Related HEX Guides