HEX atlas value

#999B27

#999B27 is a warm yellow HEX color close to Brass. According to Colors Encyclopedia, it converts to RGB 153, 155, 39, HSL 61, 60%, 38%, has luminance 0.3036, and belongs to the earth tone group.

yellow warm earth-tone

#999B27 Sample readable text

HEX #999B27

RGB rgb(153, 155, 39)

HSL hsl(61 60% 38%)

CMYK cmyk(1, 0, 75, 39)

Luminance 0.3036

Contrast Black 7.07:1White 2.97:1

CSS

--color-999b27: #999B27;
.background-999b27 { background-color: #999B27; }
.text-999b27 { color: #999B27; }

Luminance0.3036

Black text7.07:1AA Pass

White text2.97:1AA 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":"#999B27","rgb":[153,155,39],"hsl":[61,60,38],"cmyk":[1,0,75,39],"luminance":0.3036,"contrast":{"black":7.07,"white":2.97}}

WCAG

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

Safe pairings

[{"name":"Black text","hex":"#000000","contrast":7.07,"wcagAA":true,"wcagAAA":true},{"name":"White text","hex":"#FFFFFF","contrast":2.97,"wcagAA":false,"wcagAAA":false}]

Accessible alternatives

[{"name":"#D0D24B","hex":"#D0D24B","family":"yellow","bestTextColor":"#000000","contrastBlack":13,"contrastWhite":1.62,"wcagAA":["#000000","#1A1A1A","#36454F"],"wcagAAA":["#000000","#1A1A1A"]},{"name":"#29279B","hex":"#29279B","family":"blue","bestTextColor":"#FFFFFF","contrastBlack":1.86,"contrastWhite":11.3,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":["#FFFFFF","#F5F5F5"]},{"name":"Acid Green","hex":"#B0BF1A","family":"yellow","bestTextColor":"#000000","contrastBlack":10.31,"contrastWhite":2.04,"wcagAA":["#000000","#1A1A1A","#36454F"],"wcagAAA":["#000000","#1A1A1A"]},{"name":"#AEB011","hex":"#AEB011","family":"yellow","bestTextColor":"#000000","contrastBlack":9.02,"contrastWhite":2.33,"wcagAA":["#000000","#1A1A1A"],"wcagAAA":["#000000","#1A1A1A"]},{"name":"Brushed Brass","hex":"#B5A642","family":"yellow","bestTextColor":"#000000","contrastBlack":8.5,"contrastWhite":2.47,"wcagAA":["#000000","#1A1A1A"],"wcagAAA":["#000000","#1A1A1A"]}]

AI context

{"semanticGroups":["warm yellow","earth tone","earth tone yellow","Brass adjacent"],"useCases":["color conversion","WCAG contrast checks","CSS color tokens","natural palettes","highlight and warning systems"],"contrastSafeWith":["#000000","#1A1A1A"],"relatedEndpoints":["https://www.colorsencyclopedia.com/api/hex/999b27.json","https://www.colorsencyclopedia.com/api/hex.json","https://www.colorsencyclopedia.com/api/colors/brass.json","https://www.colorsencyclopedia.com/api/colors/brushed-brass.json","https://www.colorsencyclopedia.com/api/colors/acid-green.json"]}

Harmonies

{"complementary":"#29279B","analogous":["#9B6327","#5F9B27"],"triadic":["#27999B","#9B2799"],"tetradic":["#279B63","#29279B","#9B275F"],"splitComplementary":["#275F9B","#63279B"],"monochromatic":["#D0D24B","#999B27","#515214"]}

Variants

{"light":"#D0D24B","dark":"#515214","saturated":"#AEB011","desaturated":"#84863C","pastel":"#CACB76","neon":"#E7EB00"}

Nearest named colors

[{"slug":"brass","name":"Brass","hex":"#B5A642","distance":40.422765862815474},{"slug":"brushed-brass","name":"Brushed Brass","hex":"#B5A642","distance":40.422765862815474},{"slug":"acid-green","name":"Acid Green","hex":"#B0BF1A","distance":44.654227123532216},{"slug":"dark-goldenrod","name":"Dark Goldenrod","hex":"#B8860B","distance":46.75467891024384},{"slug":"olive-drab","name":"Olive Drab","hex":"#6B8E23","distance":47.968739820845826}]

HEX meaning and use

About #999B27

#999B27 is classified as a warm yellow value with earth tone visual character. #999B27 is visually closest to Brass, a named yellow color with HEX #B5A642.

The RGB channels are 153, 155, and 39, with green carrying the strongest channel weight. In HSL, the hue is 61deg with 60% saturation and 38% lightness, so this page treats it as a moderate-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 0.3036, black text provides the stronger contrast for readable interface or documentation use, and Its nearest named-color distance is 40.42, which helps separate this atlas value from adjacent named color records.

WCAG Accessibility

Black text7.07:1AA Pass

White text2.97:1AA Fail

AA text options: #000000, #1A1A1A.

AAA text options: #000000.

Accessibility-Safe Pairings and Alternatives

Use these pairings when #999B27 needs readable text, badges, interface states, or nearby accessible alternatives.

Black text#0000007.07:1 · AAA

White text#FFFFFF2.97:1 · Fail

Accessible Alternatives

#D0D24B#000000 text · best 13:1#D0D24B

#29279B#FFFFFF text · best 11.3:1#29279B

Acid Green#000000 text · best 10.31:1#B0BF1A

#AEB011#000000 text · best 9.02:1#AEB011

Brushed Brass#000000 text · best 8.5:1#B5A642

Generated Palette

#999B27#999B27

#29279B#29279B

#9B6327#9B6327

#5F9B27#5F9B27

#D0D24B#D0D24B

#515214#515214

Color Harmonies

#29279B#29279B

#9B6327#9B6327

#5F9B27#5F9B27

#27999B#27999B

#9B2799#9B2799

Variants

#D0D24B#D0D24B

#515214#515214

#AEB011#AEB011

#84863C#84863C

#CACB76#CACB76

#E7EB00#E7EB00

Nearest Named Colors

Brass#B5A642

Brushed Brass#B5A642

Acid Green#B0BF1A

Dark Goldenrod#B8860B

Olive Drab#6B8E23

#999B27

CSS

Machine-Readable HEX Data (JSON)

About #999B27

WCAG Accessibility

Accessibility-Safe Pairings and Alternatives

Accessible Alternatives

Generated Palette

Color Harmonies

Variants

Nearest Named Colors

Related HEX Guides