HEX atlas value

#99B899

#99B899 is a cool green HEX color close to Dark Sea Green. According to Colors Encyclopedia, it converts to RGB 153, 184, 153, HSL 120, 18%, 66%, has luminance 0.4335, and belongs to the muted and earth tone groups.

green cool muted earth-tone

#99B899 Sample readable text

HEX #99B899

RGB rgb(153, 184, 153)

HSL hsl(120 18% 66%)

CMYK cmyk(17, 0, 17, 28)

Luminance 0.4335

Contrast Black 9.67:1White 2.17:1

CSS

--color-99b899: #99B899;
.background-99b899 { background-color: #99B899; }
.text-99b899 { color: #99B899; }

Luminance0.4335

Black text9.67:1AA Pass

White text2.17:1AA 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":"#99B899","rgb":[153,184,153],"hsl":[120,18,66],"cmyk":[17,0,17,28],"luminance":0.4335,"contrast":{"black":9.67,"white":2.17}}

WCAG

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

Safe pairings

[{"name":"Black text","hex":"#000000","contrast":9.67,"wcagAA":true,"wcagAAA":true},{"name":"White text","hex":"#FFFFFF","contrast":2.17,"wcagAA":false,"wcagAAA":false}]

Accessible alternatives

[{"name":"#CFDECF","hex":"#CFDECF","family":"green","bestTextColor":"#000000","contrastBlack":15,"contrastWhite":1.4,"wcagAA":["#000000","#1A1A1A","#36454F"],"wcagAAA":["#000000","#1A1A1A","#36454F"]},{"name":"#86CB86","hex":"#86CB86","family":"green","bestTextColor":"#000000","contrastBlack":10.9,"contrastWhite":1.93,"wcagAA":["#000000","#1A1A1A","#36454F"],"wcagAAA":["#000000","#1A1A1A"]},{"name":"Lichen","hex":"#9BC4A2","family":"green","bestTextColor":"#000000","contrastBlack":10.81,"contrastWhite":1.94,"wcagAA":["#000000","#1A1A1A","#36454F"],"wcagAAA":["#000000","#1A1A1A"]},{"name":"Laurel Green","hex":"#A9BA9D","family":"green","bestTextColor":"#000000","contrastBlack":10.2,"contrastWhite":2.06,"wcagAA":["#000000","#1A1A1A","#36454F"],"wcagAAA":["#000000","#1A1A1A"]},{"name":"#A8B899","hex":"#A8B899","family":"green","bestTextColor":"#000000","contrastBlack":9.98,"contrastWhite":2.1,"wcagAA":["#000000","#1A1A1A","#36454F"],"wcagAAA":["#000000","#1A1A1A"]}]

AI context

{"semanticGroups":["cool green","muted","earth tone","muted green","earth tone green","Dark Sea Green adjacent"],"useCases":["color conversion","WCAG contrast checks","CSS color tokens","muted interface themes","natural palettes","botanical and wellness palettes"],"contrastSafeWith":["#000000","#1A1A1A","#36454F"],"relatedEndpoints":["https://www.colorsencyclopedia.com/api/hex/99b899.json","https://www.colorsencyclopedia.com/api/hex.json","https://www.colorsencyclopedia.com/api/colors/dark-sea-green.json","https://www.colorsencyclopedia.com/api/colors/lichen.json","https://www.colorsencyclopedia.com/api/colors/laurel-green.json"]}

Harmonies

{"complementary":"#B899B8","analogous":["#A8B899","#99B8A8"],"triadic":["#9999B8","#B89999"],"tetradic":["#99A8B8","#B899B8","#B8A899"],"splitComplementary":["#A899B8","#B899A8"],"monochromatic":["#CFDECF","#99B899","#649064"]}

Variants

{"light":"#CFDECF","dark":"#649064","saturated":"#86CB86","desaturated":"#A8A8A8","pastel":"#E7E9E7","neon":"#7AFF7A"}

Nearest named colors

[{"slug":"dark-sea-green","name":"Dark Sea Green","hex":"#8FBC8F","distance":14.696938456699069},{"slug":"lichen","name":"Lichen","hex":"#9BC4A2","distance":15.132745950421556},{"slug":"laurel-green","name":"Laurel Green","hex":"#A9BA9D","distance":16.61324772583615},{"slug":"willow-green","name":"Willow Green","hex":"#A8B88F","distance":18.027756377319946},{"slug":"sage-green","name":"Sage Green","hex":"#9CAF88","distance":19.467922333931785}]

HEX meaning and use

About #99B899

#99B899 is classified as a cool green value with muted and earth tone visual character. #99B899 is visually closest to Dark Sea Green, a named green color with HEX #8FBC8F.

The RGB channels are 153, 184, and 153, with green carrying the strongest channel weight. In HSL, the hue is 120deg with 18% saturation and 66% 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 muted interface themes. Its luminance is 0.4335, black text provides the stronger contrast for readable interface or documentation use, and Its nearest named-color distance is 14.70, which helps separate this atlas value from adjacent named color records.

WCAG Accessibility

Black text9.67:1AA Pass

White text2.17:1AA Fail

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

AAA text options: #000000, #1A1A1A.

Accessibility-Safe Pairings and Alternatives

Use these pairings when #99B899 needs readable text, badges, interface states, or nearby accessible alternatives.

Black text#0000009.67:1 · AAA

White text#FFFFFF2.17:1 · Fail

Accessible Alternatives

#CFDECF#000000 text · best 15:1#CFDECF

#86CB86#000000 text · best 10.9:1#86CB86

Lichen#000000 text · best 10.81:1#9BC4A2

Laurel Green#000000 text · best 10.2:1#A9BA9D

#A8B899#000000 text · best 9.98:1#A8B899

Generated Palette

#99B899#99B899

#B899B8#B899B8

#A8B899#A8B899

#99B8A8#99B8A8

#CFDECF#CFDECF

#649064#649064

Color Harmonies

#B899B8#B899B8

#A8B899#A8B899

#99B8A8#99B8A8

#9999B8#9999B8

#B89999#B89999

Variants

#CFDECF#CFDECF

#649064#649064

#86CB86#86CB86

#A8A8A8#A8A8A8

#E7E9E7#E7E9E7

#7AFF7A#7AFF7A

Nearest Named Colors

Dark Sea Green#8FBC8F

Lichen#9BC4A2

Laurel Green#A9BA9D

Willow Green#A8B88F

Sage Green#9CAF88

#99B899

CSS

Machine-Readable HEX Data (JSON)

About #99B899

WCAG Accessibility

Accessibility-Safe Pairings and Alternatives

Accessible Alternatives

Generated Palette

Color Harmonies

Variants

Nearest Named Colors

Related HEX Guides