Colors Encyclopedia

HEX atlas value

#899518

#899518 is a warm yellow HEX color close to Olive Drab. According to Colors Encyclopedia, it converts to RGB 137, 149, 24, HSL 66, 72%, 34%, has luminance 0.2688, and belongs to the balanced group.

yellowwarmbalanced
#899518 Sample readable text
HEX #899518
RGB rgb(137, 149, 24)
HSL hsl(66 72% 34%)
CMYK cmyk(8, 0, 84, 42)
Luminance 0.2688
Contrast Black 6.38:1White 3.29:1

CSS

--color-899518: #899518;
.background-899518 { background-color: #899518; }
.text-899518 { color: #899518; }

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
Luminance0.2688
Black text6.38:1AA Pass
White text3.29:1AA 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":"#899518","rgb":[137,149,24],"hsl":[66,72,34],"cmyk":[8,0,84,42],"luminance":0.2688,"contrast":{"black":6.38,"white":3.29}}
WCAG
{"AA":["#000000","#1A1A1A"],"AAA":[]}
Safe pairings
[{"name":"Black text","hex":"#000000","contrast":6.38,"wcagAA":true,"wcagAAA":false},{"name":"White text","hex":"#FFFFFF","contrast":3.29,"wcagAA":false,"wcagAAA":false}]
Accessible alternatives
[{"name":"#CBDD2C","hex":"#CBDD2C","family":"yellow","bestTextColor":"#000000","contrastBlack":13.92,"contrastWhite":1.51,"wcagAA":["#000000","#1A1A1A","#36454F"],"wcagAAA":["#000000","#1A1A1A"]},{"name":"#251895","hex":"#251895","family":"blue","bestTextColor":"#FFFFFF","contrastBlack":1.64,"contrastWhite":12.77,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":["#FFFFFF","#F5F5F5"]},{"name":"#40460B","hex":"#40460B","family":"yellow","bestTextColor":"#FFFFFF","contrastBlack":2.1,"contrastWhite":10.01,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":["#FFFFFF","#F5F5F5"]},{"name":"#98A805","hex":"#98A805","family":"yellow","bestTextColor":"#000000","contrastBlack":7.94,"contrastWhite":2.65,"wcagAA":["#000000","#1A1A1A"],"wcagAAA":["#000000"]},{"name":"#4A9518","hex":"#4A9518","family":"green","bestTextColor":"#000000","contrastBlack":5.6,"contrastWhite":3.75,"wcagAA":["#000000","#1A1A1A"],"wcagAAA":[]}]
AI context
{"semanticGroups":["warm yellow","balanced","balanced yellow","Olive Drab adjacent"],"useCases":["color conversion","WCAG contrast checks","CSS color tokens","highlight and warning systems"],"contrastSafeWith":["#000000","#1A1A1A"],"relatedEndpoints":["https://www.colorsencyclopedia.com/api/hex/899518.json","https://www.colorsencyclopedia.com/api/hex.json","https://www.colorsencyclopedia.com/api/colors/olive-drab.json","https://www.colorsencyclopedia.com/api/colors/olive-leaf.json","https://www.colorsencyclopedia.com/api/colors/olive.json"]}
Harmonies
{"complementary":"#251895","analogous":["#956318","#4A9518"],"triadic":["#188995","#951889"],"tetradic":["#189563","#251895","#95184A"],"splitComplementary":["#184A95","#631895"],"monochromatic":["#CBDD2C","#899518","#40460B"]}
Variants
{"light":"#CBDD2C","dark":"#40460B","saturated":"#98A805","desaturated":"#79822B","pastel":"#C6D25B","neon":"#C1D600"}
Nearest named colors
[{"slug":"olive-drab","name":"Olive Drab","hex":"#6B8E23","distance":32.71085446759225},{"slug":"olive-leaf","name":"Olive Leaf","hex":"#6B8E23","distance":32.71085446759225},{"slug":"olive","name":"Olive","hex":"#808000","distance":33.13608305156178},{"slug":"olive-green","name":"Olive Green","hex":"#708238","distance":44.83302354291979},{"slug":"fern-frond","name":"Fern Frond","hex":"#657220","distance":50.84289527554464}]
Dataset manifest Version 1.0.0 Build hash published in manifest Canonical page

HEX meaning and use

About #899518

#899518 is classified as a warm yellow value with balanced visual character. #899518 is visually closest to Olive Drab, a named green color with HEX #6B8E23.

The RGB channels are 137, 149, and 24, with green carrying the strongest channel weight. In HSL, the hue is 66deg with 72% saturation and 34% 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 highlight and warning systems. Its luminance is 0.2688, black text provides the stronger contrast for readable interface or documentation use, and Its nearest named-color distance is 32.71, which helps separate this atlas value from adjacent named color records.

WCAG Accessibility

Black text6.38:1AA Pass
White text3.29:1AA Fail

AA text options: #000000, #1A1A1A.

AAA text options: none in seed set.

Accessibility-Safe Pairings and Alternatives

Use these pairings when #899518 needs readable text, badges, interface states, or nearby accessible alternatives.

Black text#0000006.38:1 · AA
White text#FFFFFF3.29:1 · Fail

Accessible Alternatives

#CBDD2C#000000 text · best 13.92:1#CBDD2C
#251895#FFFFFF text · best 12.77:1#251895
#40460B#FFFFFF text · best 10.01:1#40460B
#98A805#000000 text · best 7.94:1#98A805
#4A9518#000000 text · best 5.6:1#4A9518

Generated Palette

#899518#899518
#251895#251895
#956318#956318
#4A9518#4A9518
#CBDD2C#CBDD2C
#40460B#40460B

Color Harmonies

#251895#251895
#956318#956318
#4A9518#4A9518
#188995#188995
#951889#951889

Variants

#CBDD2C#CBDD2C
#40460B#40460B
#98A805#98A805
#79822B#79822B
#C6D25B#C6D25B
#C1D600#C1D600

Nearest Named Colors

Olive Drab#6B8E23
Olive Leaf#6B8E23
Olive#808000
Olive Green#708238
Fern Frond#657220

Related HEX Guides

Olive Drab colorOpen the nearest named color reference for #6B8E23.Olive Leaf colorOpen the nearest named color reference for #6B8E23.Olive colorOpen the nearest named color reference for #808000.Yellow color familyBrowse named yellow colors related to this HEX value.Warm colorsExplore colors with similar temperature behavior.Balanced colorsFind colors in the balanced 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.#899518 APIOpen the machine-readable JSON record for this HEX value.