Colors Encyclopedia

HEX atlas value

#191970

#191970 is a cool blue HEX color close to Midnight Blue. According to Colors Encyclopedia, it converts to RGB 25, 25, 112, HSL 240, 64%, 27%, has luminance 0.0207, and belongs to the jewel tone group.

bluecooljewel-tone
#191970 Sample readable text
HEX #191970
RGB rgb(25, 25, 112)
HSL hsl(240 64% 27%)
CMYK cmyk(78, 78, 0, 56)
Luminance 0.0207
Contrast Black 1.41:1White 14.85:1

CSS

--color-191970: #191970;
.background-191970 { background-color: #191970; }
.text-191970 { color: #191970; }

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
Luminance0.0207
Black text1.41:1AA Fail
White text14.85:1AA 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":"#191970","rgb":[25,25,112],"hsl":[240,64,27],"cmyk":[78,78,0,56],"luminance":0.0207,"contrast":{"black":1.41,"white":14.85}}
WCAG
{"AA":["#FFFFFF","#F5F5F5"],"AAA":["#FFFFFF","#F5F5F5"]}
Safe pairings
[{"name":"Black text","hex":"#000000","contrast":1.41,"wcagAA":false,"wcagAAA":false},{"name":"White text","hex":"#FFFFFF","contrast":14.85,"wcagAA":true,"wcagAAA":true}]
Accessible alternatives
[{"name":"#080826","hex":"#080826","family":"blue","bestTextColor":"#FFFFFF","contrastBlack":1.07,"contrastWhite":19.55,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":["#FFFFFF","#F5F5F5"]},{"name":"Navy Blue","hex":"#000080","family":"blue","bestTextColor":"#FFFFFF","contrastBlack":1.31,"contrastWhite":16.01,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":["#FFFFFF","#F5F5F5"]},{"name":"#0A0A80","hex":"#0A0A80","family":"blue","bestTextColor":"#FFFFFF","contrastBlack":1.37,"contrastWhite":15.35,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":["#FFFFFF","#F5F5F5"]},{"name":"Ultramarine","hex":"#120A8F","family":"blue","bestTextColor":"#FFFFFF","contrastBlack":1.47,"contrastWhite":14.32,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":["#FFFFFF","#F5F5F5"]},{"name":"Sapphire Deep","hex":"#082567","family":"blue","bestTextColor":"#FFFFFF","contrastBlack":1.47,"contrastWhite":14.29,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":["#FFFFFF","#F5F5F5"]}]
AI context
{"semanticGroups":["cool blue","jewel tone","jewel tone blue","Midnight Blue adjacent"],"useCases":["color conversion","WCAG contrast checks","CSS color tokens","rich accent palettes","calm digital interfaces"],"contrastSafeWith":["#FFFFFF","#F5F5F5"],"relatedEndpoints":["https://www.colorsencyclopedia.com/api/hex/191970.json","https://www.colorsencyclopedia.com/api/hex.json","https://www.colorsencyclopedia.com/api/colors/midnight-blue.json","https://www.colorsencyclopedia.com/api/colors/sapphire-deep.json","https://www.colorsencyclopedia.com/api/colors/ultramarine.json"]}
Harmonies
{"complementary":"#717119","analogous":["#194571","#451971"],"triadic":["#711919","#197119"],"tetradic":["#711945","#717119","#197145"],"splitComplementary":["#714519","#457119"],"monochromatic":["#2929BC","#191970","#080826"]}
Variants
{"light":"#2929BC","dark":"#080826","saturated":"#0A0A80","desaturated":"#282862","pastel":"#4949C1","neon":"#0000B3"}
Nearest named colors
[{"slug":"midnight-blue","name":"Midnight Blue","hex":"#191970","distance":0},{"slug":"sapphire-deep","name":"Sapphire Deep","hex":"#082567","distance":22.67156809750927},{"slug":"ultramarine","name":"Ultramarine","hex":"#120A8F","distance":35.14256678161116},{"slug":"navy","name":"Navy","hex":"#000080","distance":38.80721582386451},{"slug":"navy-blue","name":"Navy Blue","hex":"#000080","distance":38.80721582386451}]
Dataset manifest Version 1.0.0 Build hash published in manifest Canonical page

HEX meaning and use

About #191970

#191970 is classified as a cool blue value with jewel tone visual character. #191970 is visually closest to Midnight Blue, a named blue color with HEX #191970.

The RGB channels are 25, 25, and 112, with blue carrying the strongest channel weight. In HSL, the hue is 240deg with 64% saturation and 27% lightness, so this page treats it as a moderate-saturation, dark 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 rich accent palettes. Its luminance is 0.0207, 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 text1.41:1AA Fail
White text14.85:1AA Pass

AA text options: #FFFFFF, #F5F5F5.

AAA text options: #FFFFFF, #F5F5F5.

Accessibility-Safe Pairings and Alternatives

Use these pairings when #191970 needs readable text, badges, interface states, or nearby accessible alternatives.

Black text#0000001.41:1 · Fail
White text#FFFFFF14.85:1 · AAA

Accessible Alternatives

#080826#FFFFFF text · best 19.55:1#080826
Navy Blue#FFFFFF text · best 16.01:1#000080
#0A0A80#FFFFFF text · best 15.35:1#0A0A80
Ultramarine#FFFFFF text · best 14.32:1#120A8F
Sapphire Deep#FFFFFF text · best 14.29:1#082567

Generated Palette

Midnight Blue#191970
#717119#717119
#194571#194571
#451971#451971
#2929BC#2929BC
#080826#080826

Color Harmonies

#717119#717119
#194571#194571
#451971#451971
#711919#711919
#197119#197119

Variants

#2929BC#2929BC
#080826#080826
#0A0A80#0A0A80
#282862#282862
#4949C1#4949C1
#0000B3#0000B3

Nearest Named Colors

Midnight Blue#191970
Sapphire Deep#082567
Ultramarine#120A8F
Navy#000080
Navy Blue#000080

Related HEX Guides

Midnight Blue colorOpen the nearest named color reference for #191970.Sapphire Deep colorOpen the nearest named color reference for #082567.Ultramarine colorOpen the nearest named color reference for #120A8F.Blue color familyBrowse named blue colors related to this HEX value.Cool colorsExplore colors with similar temperature behavior.Jewel Tone colorsFind colors in the jewel tone 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.#191970 APIOpen the machine-readable JSON record for this HEX value.