HEX atlas value

#A1D9B4

#A1D9B4 is a cool green HEX color close to Celadon. According to Colors Encyclopedia, it converts to RGB 161, 217, 180, HSL 140, 42%, 74%, has luminance 0.605, and belongs to the balanced group.

green cool balanced

#A1D9B4 Sample readable text

HEX #A1D9B4

RGB rgb(161, 217, 180)

HSL hsl(140 42% 74%)

CMYK cmyk(26, 0, 17, 15)

Luminance 0.605

Contrast Black 13.1:1White 1.6:1

CSS

--color-a1d9b4: #A1D9B4;
.background-a1d9b4 { background-color: #A1D9B4; }
.text-a1d9b4 { color: #A1D9B4; }

Luminance0.605

Black text13.1:1AA Pass

White text1.6:1AA 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":"#A1D9B4","rgb":[161,217,180],"hsl":[140,42,74],"cmyk":[26,0,17,15],"luminance":0.605,"contrast":{"black":13.1,"white":1.6}}

WCAG

{"AA":["#000000","#1A1A1A","#36454F"],"AAA":["#000000","#1A1A1A"]}

Safe pairings

[{"name":"Black text","hex":"#000000","contrast":13.1,"wcagAA":true,"wcagAAA":true},{"name":"White text","hex":"#FFFFFF","contrast":1.6,"wcagAA":false,"wcagAAA":false}]

Accessible alternatives

[{"name":"#E2F3E8","hex":"#E2F3E8","family":"green","bestTextColor":"#000000","contrastBlack":18.22,"contrastWhite":1.15,"wcagAA":["#000000","#1A1A1A","#36454F"],"wcagAAA":["#000000","#1A1A1A","#36454F"]},{"name":"Seafoam","hex":"#93E9BE","family":"green","bestTextColor":"#000000","contrastBlack":14.64,"contrastWhite":1.43,"wcagAA":["#000000","#1A1A1A","#36454F"],"wcagAAA":["#000000","#1A1A1A"]},{"name":"#92E7AF","hex":"#92E7AF","family":"green","bestTextColor":"#000000","contrastBlack":14.27,"contrastWhite":1.47,"wcagAA":["#000000","#1A1A1A","#36454F"],"wcagAAA":["#000000","#1A1A1A"]},{"name":"Celadon","hex":"#ACE1AF","family":"green","bestTextColor":"#000000","contrastBlack":14.14,"contrastWhite":1.48,"wcagAA":["#000000","#1A1A1A","#36454F"],"wcagAAA":["#000000","#1A1A1A"]},{"name":"#A1D9CF","hex":"#A1D9CF","family":"cyan","bestTextColor":"#000000","contrastBlack":13.34,"contrastWhite":1.57,"wcagAA":["#000000","#1A1A1A","#36454F"],"wcagAAA":["#000000","#1A1A1A"]}]

AI context

{"semanticGroups":["cool green","balanced","balanced green","Celadon adjacent"],"useCases":["color conversion","WCAG contrast checks","CSS color tokens","botanical and wellness palettes"],"contrastSafeWith":["#000000","#1A1A1A","#36454F"],"relatedEndpoints":["https://www.colorsencyclopedia.com/api/hex/a1d9b4.json","https://www.colorsencyclopedia.com/api/hex.json","https://www.colorsencyclopedia.com/api/colors/celadon.json","https://www.colorsencyclopedia.com/api/colors/seafoam.json","https://www.colorsencyclopedia.com/api/colors/opal.json"]}

Harmonies

{"complementary":"#D9A1C6","analogous":["#AAD9A1","#A1D9CF"],"triadic":["#B3A1D9","#D9B3A1"],"tetradic":["#A1AAD9","#D9A1C6","#D9CFA1"],"splitComplementary":["#CFA1D9","#D9A1AA"],"monochromatic":["#E2F3E8","#A1D9B4","#60BE7F"]}

Variants

{"light":"#E2F3E8","dark":"#60BE7F","saturated":"#92E7AF","desaturated":"#AFCAB8","pastel":"#FCFDFC","neon":"#A3FFC2"}

Nearest named colors

[{"slug":"celadon","name":"Celadon","hex":"#ACE1AF","distance":14.491376746189438},{"slug":"seafoam","name":"Seafoam","hex":"#93E9BE","distance":23.49468024894146},{"slug":"opal","name":"Opal","hex":"#A8C3BC","distance":24.43358344574123},{"slug":"lichen","name":"Lichen","hex":"#9BC4A2","distance":28.30194339616981},{"slug":"pastel-teal","name":"Pastel Teal","hex":"#9FD8D2","distance":30.083217912982647}]

HEX meaning and use

About #A1D9B4

#A1D9B4 is classified as a cool green value with balanced visual character. #A1D9B4 is visually closest to Celadon, a named green color with HEX #ACE1AF.

The RGB channels are 161, 217, and 180, with green carrying the strongest channel weight. In HSL, the hue is 140deg with 42% saturation and 74% lightness, so this page treats it as a moderate-saturation, light 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 botanical and wellness palettes. Its luminance is 0.605, black text provides the stronger contrast for readable interface or documentation use, and Its nearest named-color distance is 14.49, which helps separate this atlas value from adjacent named color records.

WCAG Accessibility

Black text13.1:1AA Pass

White text1.6:1AA Fail

AA text options: #000000, #1A1A1A, #36454F.

AAA text options: #000000, #1A1A1A.

Accessibility-Safe Pairings and Alternatives

Use these pairings when #A1D9B4 needs readable text, badges, interface states, or nearby accessible alternatives.

Black text#00000013.1:1 · AAA

White text#FFFFFF1.6:1 · Fail

Accessible Alternatives

#E2F3E8#000000 text · best 18.22:1#E2F3E8

Seafoam#000000 text · best 14.64:1#93E9BE

#92E7AF#000000 text · best 14.27:1#92E7AF

Celadon#000000 text · best 14.14:1#ACE1AF

#A1D9CF#000000 text · best 13.34:1#A1D9CF

Generated Palette

#A1D9B4#A1D9B4

#D9A1C6#D9A1C6

#AAD9A1#AAD9A1

#A1D9CF#A1D9CF

#E2F3E8#E2F3E8

#60BE7F#60BE7F

Color Harmonies

#D9A1C6#D9A1C6

#AAD9A1#AAD9A1

#A1D9CF#A1D9CF

#B3A1D9#B3A1D9

#D9B3A1#D9B3A1

Variants

#E2F3E8#E2F3E8

#60BE7F#60BE7F

#92E7AF#92E7AF

#AFCAB8#AFCAB8

#FCFDFC#FCFDFC

#A3FFC2#A3FFC2

Nearest Named Colors

Celadon#ACE1AF

Seafoam#93E9BE

Opal#A8C3BC

Lichen#9BC4A2

Pastel Teal#9FD8D2

#A1D9B4

CSS

Machine-Readable HEX Data (JSON)

About #A1D9B4

WCAG Accessibility

Accessibility-Safe Pairings and Alternatives

Accessible Alternatives

Generated Palette

Color Harmonies

Variants

Nearest Named Colors

Related HEX Guides