Colors Encyclopedia

HEX atlas value

#E3FBBB

#E3FBBB is a cool green HEX color close to Pale Goldenrod. According to Colors Encyclopedia, it converts to RGB 227, 251, 187, HSL 83, 89%, 86%, has luminance 0.8891, and belongs to the light and pastel groups.

greencoollightpastel
#E3FBBB Sample readable text
HEX #E3FBBB
RGB rgb(227, 251, 187)
HSL hsl(83 89% 86%)
CMYK cmyk(10, 0, 25, 2)
Luminance 0.8891
Contrast Black 18.78:1White 1.12:1

CSS

--color-e3fbbb: #E3FBBB;
.background-e3fbbb { background-color: #E3FBBB; }
.text-e3fbbb { color: #E3FBBB; }

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
Luminance0.8891
Black text18.78:1AA Pass
White text1.12:1AA 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":"#E3FBBB","rgb":[227,251,187],"hsl":[83,89,86],"cmyk":[10,0,25,2],"luminance":0.8891,"contrast":{"black":18.78,"white":1.12}}
WCAG
{"AA":["#000000","#1A1A1A","#36454F"],"AAA":["#000000","#1A1A1A","#36454F"]}
Safe pairings
[{"name":"Black text","hex":"#000000","contrast":18.78,"wcagAA":true,"wcagAAA":true},{"name":"White text","hex":"#FFFFFF","contrast":1.12,"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":"Soft Yellow","hex":"#FFF8B8","family":"yellow","bestTextColor":"#000000","contrastBlack":19.37,"contrastWhite":1.08,"wcagAA":["#000000","#1A1A1A","#36454F"],"wcagAAA":["#000000","#1A1A1A","#36454F"]},{"name":"#E4FFB8","hex":"#E4FFB8","family":"green","bestTextColor":"#000000","contrastBlack":19.29,"contrastWhite":1.09,"wcagAA":["#000000","#1A1A1A","#36454F"],"wcagAAA":["#000000","#1A1A1A","#36454F"]},{"name":"#FBF4BC","hex":"#FBF4BC","family":"yellow","bestTextColor":"#000000","contrastBlack":18.77,"contrastWhite":1.12,"wcagAA":["#000000","#1A1A1A","#36454F"],"wcagAAA":["#000000","#1A1A1A","#36454F"]},{"name":"Pastel Mint","hex":"#CEFAD0","family":"green","bestTextColor":"#000000","contrastBlack":18.21,"contrastWhite":1.15,"wcagAA":["#000000","#1A1A1A","#36454F"],"wcagAAA":["#000000","#1A1A1A","#36454F"]}]
AI context
{"semanticGroups":["cool green","light","pastel","light green","pastel green","Pale Goldenrod adjacent"],"useCases":["color conversion","WCAG contrast checks","CSS color tokens","soft UI backgrounds","light surfaces","botanical and wellness palettes"],"contrastSafeWith":["#000000","#1A1A1A","#36454F"],"relatedEndpoints":["https://www.colorsencyclopedia.com/api/hex/e3fbbb.json","https://www.colorsencyclopedia.com/api/hex.json","https://www.colorsencyclopedia.com/api/colors/pale-goldenrod.json","https://www.colorsencyclopedia.com/api/colors/soft-yellow.json","https://www.colorsencyclopedia.com/api/colors/pastel-mint.json"]}
Harmonies
{"complementary":"#D4BCFB","analogous":["#FBF4BC","#C3FBBC"],"triadic":["#BCE3FB","#FBBCE3"],"tetradic":["#BCFBF4","#D4BCFB","#FBBCC3"],"splitComplementary":["#BCC3FB","#F4BCFB"],"monochromatic":["#FFFFFF","#E3FBBB","#BEF665"]}
Variants
{"light":"#FFFFFF","dark":"#BEF665","saturated":"#E4FFB8","desaturated":"#E1F3C3","pastel":"#FFFFFF","neon":"#F3FFE0"}
Nearest named colors
[{"slug":"pale-goldenrod","name":"Pale Goldenrod","hex":"#EEE8AA","distance":27.76688675382964},{"slug":"soft-yellow","name":"Soft Yellow","hex":"#FFF8B8","distance":28.319604517012593},{"slug":"pastel-mint","name":"Pastel Mint","hex":"#CEFAD0","distance":29.715315916207253},{"slug":"vellum","name":"Vellum","hex":"#EFE3C8","distance":29.816103031751148},{"slug":"pearl","name":"Pearl","hex":"#EAE0C8","distance":30.773365106858236}]
Dataset manifest Version 1.0.0 Build hash published in manifest Canonical page

HEX meaning and use

About #E3FBBB

#E3FBBB is classified as a cool green value with light and pastel visual character. #E3FBBB is visually closest to Pale Goldenrod, a named yellow color with HEX #EEE8AA.

The RGB channels are 227, 251, and 187, with green carrying the strongest channel weight. In HSL, the hue is 83deg with 89% saturation and 86% lightness, so this page treats it as a high-saturation, light 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 soft UI backgrounds. Its luminance is 0.8891, black text provides the stronger contrast for readable interface or documentation use, and Its nearest named-color distance is 27.77, which helps separate this atlas value from adjacent named color records.

WCAG Accessibility

Black text18.78:1AA Pass
White text1.12:1AA Fail

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

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

Accessibility-Safe Pairings and Alternatives

Use these pairings when #E3FBBB needs readable text, badges, interface states, or nearby accessible alternatives.

Black text#00000018.78:1 · AAA
White text#FFFFFF1.12:1 · Fail

Accessible Alternatives

White#000000 text · best 21:1#FFFFFF
Soft Yellow#000000 text · best 19.37:1#FFF8B8
#E4FFB8#000000 text · best 19.29:1#E4FFB8
#FBF4BC#000000 text · best 18.77:1#FBF4BC
Pastel Mint#000000 text · best 18.21:1#CEFAD0

Generated Palette

#E3FBBB#E3FBBB
#D4BCFB#D4BCFB
#FBF4BC#FBF4BC
#C3FBBC#C3FBBC
White#FFFFFF
#BEF665#BEF665

Color Harmonies

#D4BCFB#D4BCFB
#FBF4BC#FBF4BC
#C3FBBC#C3FBBC
#BCE3FB#BCE3FB
#FBBCE3#FBBCE3

Variants

White#FFFFFF
#BEF665#BEF665
#E4FFB8#E4FFB8
#E1F3C3#E1F3C3
White#FFFFFF
#F3FFE0#F3FFE0

Nearest Named Colors

Pale Goldenrod#EEE8AA
Soft Yellow#FFF8B8
Pastel Mint#CEFAD0
Vellum#EFE3C8
Pearl#EAE0C8

Related HEX Guides

Pale Goldenrod colorOpen the nearest named color reference for #EEE8AA.Soft Yellow colorOpen the nearest named color reference for #FFF8B8.Pastel Mint colorOpen the nearest named color reference for #CEFAD0.Green color familyBrowse named green 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.#E3FBBB APIOpen the machine-readable JSON record for this HEX value.