Colors Encyclopedia

HEX atlas value

#F0F8FF

#F0F8FF is a cool blue HEX color nearest Alice Blue. RGB 240, 248, 255, HSL 208° 100% 97%, luminance 0.9288; view contrast and conversions.

bluecoollightpastel
#F0F8FF Sample readable text
HEX #F0F8FF
RGB rgb(240, 248, 255)
HSL hsl(208 100% 97%)
CMYK cmyk(6, 3, 0, 0)
Luminance 0.9288
Contrast Black 19.58:1White 1.07:1

CSS

--color-f0f8ff: #F0F8FF;
.background-f0f8ff { background-color: #F0F8FF; }
.text-f0f8ff { color: #F0F8FF; }

HEX meaning and use

About #F0F8FF

#F0F8FF is classified as a cool blue value with light and pastel visual character. #F0F8FF is visually closest to Alice Blue, a named blue color with HEX #F0F8FF.

The RGB channels are 240, 248, and 255, with blue carrying the strongest channel weight. In HSL, the hue is 208deg with 100% saturation and 97% lightness, so this page treats it as a high-saturation, light atlas color rather than a generic swatch.

Practical uses for this HEX value include color conversion, WCAG contrast checks, CSS color tokens, and soft UI backgrounds. Its luminance is 0.9288, black 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 text19.58:1AA Pass
White text1.07:1AA Fail

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

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

Accessibility-Safe Pairings and Alternatives

Use these pairings when #F0F8FF needs readable text, badges, interface states, or nearby accessible alternatives.

Black text#00000019.58:1 · AAA
White text#FFFFFF1.07:1 · Fail

Accessible Alternatives

White#FFFFFF · #000000 text · best 21:1Azure#F0FFFF · #000000 text · best 20.45:1#F0FFFE#F0FFFE · #000000 text · best 20.44:1Ghost White#F8F8FF · #000000 text · best 19.86:1#FFF7F0#FFF7F0 · #000000 text · best 19.81:1

Generated Palette

Alice Blue#F0F8FF
#FFF7F0#FFF7F0
#F0FFFE#F0FFFE
#F0F0FF#F0F0FF
White#FFFFFF
#94CDFF#94CDFF

Color Harmonies

#FFF7F0#FFF7F0
#F0FFFE#F0FFFE
#F0F0FF#F0F0FF
#FFF0F8#FFF0F8
#F8FFF0#F8FFF0

Variants

White#FFFFFF
#94CDFF#94CDFF
Alice Blue#F0F8FF
#F1F8FD#F1F8FD
White#FFFFFF
White#FFFFFF

Nearest Named Colors

Alice Blue#F0F8FF
Cool White#F4F8FF
Azure#F0FFFF
Ghost White#F8F8FF
Magnolia#F8F4FF

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
Luminance0.9288
Black text19.58:1AA Pass
White text1.07:1AA 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":"#F0F8FF","rgb":[240,248,255],"hsl":[208,100,97],"cmyk":[6,3,0,0],"luminance":0.9288,"contrast":{"black":19.58,"white":1.07}}
WCAG
{"AA":["#000000","#1A1A1A","#36454F"],"AAA":["#000000","#1A1A1A","#36454F"]}
Safe pairings
[{"name":"Black text","hex":"#000000","contrast":19.58,"wcagAA":true,"wcagAAA":true},{"name":"White text","hex":"#FFFFFF","contrast":1.07,"wcagAA":false,"wcagAAA":false}]
Accessible alternatives
[{"name":"White","hex":"#FFFFFF","family":"gray","bestTextColor":"#000000","contrastBlack":21,"contrastWhite":1,"wcagAA":["#000000","#1A1A1A","#36454F"],"wcagAAA":["#000000","#1A1A1A","#36454F"]},{"name":"Azure","hex":"#F0FFFF","family":"cyan","bestTextColor":"#000000","contrastBlack":20.45,"contrastWhite":1.03,"wcagAA":["#000000","#1A1A1A","#36454F"],"wcagAAA":["#000000","#1A1A1A","#36454F"]},{"name":"#F0FFFE","hex":"#F0FFFE","family":"cyan","bestTextColor":"#000000","contrastBlack":20.44,"contrastWhite":1.03,"wcagAA":["#000000","#1A1A1A","#36454F"],"wcagAAA":["#000000","#1A1A1A","#36454F"]},{"name":"Ghost White","hex":"#F8F8FF","family":"blue","bestTextColor":"#000000","contrastBlack":19.86,"contrastWhite":1.06,"wcagAA":["#000000","#1A1A1A","#36454F"],"wcagAAA":["#000000","#1A1A1A","#36454F"]},{"name":"#FFF7F0","hex":"#FFF7F0","family":"orange","bestTextColor":"#000000","contrastBlack":19.81,"contrastWhite":1.06,"wcagAA":["#000000","#1A1A1A","#36454F"],"wcagAAA":["#000000","#1A1A1A","#36454F"]}]
AI context
{"semanticGroups":["cool blue","light","pastel","light blue","pastel blue","Alice Blue adjacent"],"useCases":["color conversion","WCAG contrast checks","CSS color tokens","soft UI backgrounds","light surfaces","calm digital interfaces"],"contrastSafeWith":["#000000","#1A1A1A","#36454F"],"relatedEndpoints":["https://www.colorsencyclopedia.com/api/hex/f0f8ff.json","https://www.colorsencyclopedia.com/api/hex.json","https://www.colorsencyclopedia.com/api/colors/alice-blue.json","https://www.colorsencyclopedia.com/api/colors/cool-white.json","https://www.colorsencyclopedia.com/api/colors/azure.json"]}
Harmonies
{"complementary":"#FFF7F0","analogous":["#F0FFFE","#F0F0FF"],"triadic":["#FFF0F8","#F8FFF0"],"tetradic":["#FEF0FF","#FFF7F0","#F0FFF0"],"splitComplementary":["#FFF0F0","#FFFEF0"],"monochromatic":["#FFFFFF","#F0F8FF","#94CDFF"]}
Variants
{"light":"#FFFFFF","dark":"#94CDFF","saturated":"#F0F8FF","desaturated":"#F1F8FD","pastel":"#FFFFFF","neon":"#FFFFFF"}
Nearest named colors
[{"slug":"alice-blue","name":"Alice Blue","hex":"#F0F8FF","distance":0},{"slug":"cool-white","name":"Cool White","hex":"#F4F8FF","distance":4},{"slug":"azure","name":"Azure","hex":"#F0FFFF","distance":7},{"slug":"ghost-white","name":"Ghost White","hex":"#F8F8FF","distance":8},{"slug":"magnolia","name":"Magnolia","hex":"#F8F4FF","distance":8.94427190999916}]
Dataset manifest Version 1.0.0 Build hash published in manifest Canonical page

Related HEX Guides

Alice Blue colorOpen the nearest named color reference for #F0F8FF.Cool White colorOpen the nearest named color reference for #F4F8FF.Azure colorOpen the nearest named color reference for #F0FFFF.Blue color familyBrowse named blue colors related to this HEX value.Cool colorsExplore colors with similar temperature behavior.Light colorsFind colors in the light group.Pastel colorsFind colors in the pastel 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.#F0F8FF APIOpen the machine-readable JSON record for this HEX value.