HEX atlas value

#59656F

#59656F is a cool blue HEX color close to Shale. According to Colors Encyclopedia, it converts to RGB 89, 101, 111, HSL 207, 11%, 39%, has luminance 0.1258, and belongs to the muted group.

#59656F Sample readable text
HEX #59656F
RGB rgb(89, 101, 111)
HSL hsl(207 11% 39%)
CMYK cmyk(20, 9, 0, 56)
Luminance 0.1258
Contrast Black 3.52:1White 5.97:1

CSS

--color-59656f: #59656F;
.background-59656f { background-color: #59656F; }
.text-59656f { color: #59656F; }

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
Luminance0.1258
Black text3.52:1AA Fail
White text5.97:1AA Pass
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":"#59656F","rgb":[89,101,111],"hsl":[207,11,39],"cmyk":[20,9,0,56],"luminance":0.1258,"contrast":{"black":3.52,"white":5.97}}
WCAG
{"AA":["#FFFFFF","#F5F5F5"],"AAA":[]}
Safe pairings
[{"name":"Black text","hex":"#000000","contrast":3.52,"wcagAA":false,"wcagAAA":false},{"name":"White text","hex":"#FFFFFF","contrast":5.97,"wcagAA":true,"wcagAAA":false}]
Accessible alternatives
[{"name":"#30363B","hex":"#30363B","family":"blue","bestTextColor":"#FFFFFF","contrastBlack":1.72,"contrastWhite":12.24,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":["#FFFFFF","#F5F5F5"]},{"name":"#595A6E","hex":"#595A6E","family":"blue","bestTextColor":"#FFFFFF","contrastBlack":3.11,"contrastWhite":6.75,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":[]},{"name":"#85939D","hex":"#85939D","family":"blue","bestTextColor":"#000000","contrastBlack":6.66,"contrastWhite":3.15,"wcagAA":["#000000","#1A1A1A"],"wcagAAA":[]},{"name":"Storm Blue","hex":"#4F666A","family":"cyan","bestTextColor":"#FFFFFF","contrastBlack":3.44,"contrastWhite":6.1,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":[]},{"name":"#636363","hex":"#636363","family":"gray","bestTextColor":"#FFFFFF","contrastBlack":3.5,"contrastWhite":6.01,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":[]}]
AI context
{"semanticGroups":["cool blue","muted","muted blue","Shale adjacent"],"useCases":["color conversion","WCAG contrast checks","CSS color tokens","muted interface themes","calm digital interfaces"],"contrastSafeWith":["#FFFFFF","#F5F5F5"],"relatedEndpoints":["https://www.colorsencyclopedia.com/api/hex/59656f.json","https://www.colorsencyclopedia.com/api/hex.json","https://www.colorsencyclopedia.com/api/colors/shale.json","https://www.colorsencyclopedia.com/api/colors/storm-blue.json","https://www.colorsencyclopedia.com/api/colors/granite.json"]}
Harmonies
{"complementary":"#6E6259","analogous":["#596E6D","#595A6E"],"triadic":["#6E5965","#656E59"],"tetradic":["#6D596E","#6E6259","#5A6E59"],"splitComplementary":["#6E595A","#6E6D59"],"monochromatic":["#85939D","#59656F","#30363B"]}
Variants
{"light":"#85939D","dark":"#30363B","saturated":"#436784","desaturated":"#636363","pastel":"#A3A3A3","neon":"#0084F0"}
Nearest named colors
[{"slug":"shale","name":"Shale","hex":"#59656F","distance":0},{"slug":"storm-blue","name":"Storm Blue","hex":"#4F666A","distance":11.224972160321824},{"slug":"granite","name":"Granite","hex":"#676767","distance":16.24807680927192},{"slug":"dim-gray","name":"Dim Gray","hex":"#696969","distance":17.549928774784245},{"slug":"dim-grey","name":"Dim Grey","hex":"#696969","distance":17.549928774784245}]

HEX meaning and use

About #59656F

#59656F is classified as a cool blue value with muted visual character. #59656F is visually closest to Shale, a named blue color with HEX #59656F.

The RGB channels are 89, 101, and 111, with blue carrying the strongest channel weight. In HSL, the hue is 207deg with 11% saturation and 39% 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 0.1258, white text provides the stronger contrast for readable interface or documentation use, and Its nearest named-color distance is 0.00, which helps separate this atlas value from adjacent named color records.

WCAG Accessibility

Black text3.52:1AA Fail
White text5.97:1AA Pass

AA text options: #FFFFFF, #F5F5F5.

AAA text options: none in seed set.

Accessibility-Safe Pairings and Alternatives

Use these pairings when #59656F needs readable text, badges, interface states, or nearby accessible alternatives.

Black text#0000003.52:1 · Fail
White text#FFFFFF5.97:1 · AA

Accessible Alternatives

#30363B#FFFFFF text · best 12.24:1#30363B
#595A6E#FFFFFF text · best 6.75:1#595A6E
#85939D#000000 text · best 6.66:1#85939D
Storm Blue#FFFFFF text · best 6.1:1#4F666A
#636363#FFFFFF text · best 6.01:1#636363

Generated Palette

Shale#59656F
#6E6259#6E6259
#596E6D#596E6D
#595A6E#595A6E
#85939D#85939D
#30363B#30363B

Color Harmonies

#6E6259#6E6259
#596E6D#596E6D
#595A6E#595A6E
#6E5965#6E5965
#656E59#656E59

Variants

#85939D#85939D
#30363B#30363B
#436784#436784
#636363#636363
#A3A3A3#A3A3A3
#0084F0#0084F0

Nearest Named Colors