Colors Encyclopedia

HEX atlas value

#EFEB9F

#EFEB9F is a warm yellow HEX color close to Pale Goldenrod. According to Colors Encyclopedia, it converts to RGB 239, 235, 159, HSL 57, 71%, 78%, has luminance 0.8027, and belongs to the pastel group.

yellowwarmpastel
#EFEB9F Sample readable text
HEX #EFEB9F
RGB rgb(239, 235, 159)
HSL hsl(57 71% 78%)
CMYK cmyk(0, 2, 33, 6)
Luminance 0.8027
Contrast Black 17.05:1White 1.23:1

CSS

--color-efeb9f: #EFEB9F;
.background-efeb9f { background-color: #EFEB9F; }
.text-efeb9f { color: #EFEB9F; }

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
Luminance0.8027
Black text17.05:1AA Pass
White text1.23:1AA 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":"#EFEB9F","rgb":[239,235,159],"hsl":[57,71,78],"cmyk":[0,2,33,6],"luminance":0.8027,"contrast":{"black":17.05,"white":1.23}}
WCAG
{"AA":["#000000","#1A1A1A","#36454F"],"AAA":["#000000","#1A1A1A","#36454F"]}
Safe pairings
[{"name":"Black text","hex":"#000000","contrast":17.05,"wcagAA":true,"wcagAAA":true},{"name":"White text","hex":"#FFFFFF","contrast":1.23,"wcagAA":false,"wcagAAA":false}]
Accessible alternatives
[{"name":"#FCFBEE","hex":"#FCFBEE","family":"yellow","bestTextColor":"#000000","contrastBlack":20.17,"contrastWhite":1.04,"wcagAA":["#000000","#1A1A1A","#36454F"],"wcagAAA":["#000000","#1A1A1A","#36454F"]},{"name":"#FBF693","hex":"#FBF693","family":"yellow","bestTextColor":"#000000","contrastBlack":18.71,"contrastWhite":1.12,"wcagAA":["#000000","#1A1A1A","#36454F"],"wcagAAA":["#000000","#1A1A1A","#36454F"]},{"name":"Butter","hex":"#FFF1A8","family":"yellow","bestTextColor":"#000000","contrastBlack":18.4,"contrastWhite":1.14,"wcagAA":["#000000","#1A1A1A","#36454F"],"wcagAAA":["#000000","#1A1A1A","#36454F"]},{"name":"Pale Goldenrod","hex":"#EEE8AA","family":"yellow","bestTextColor":"#000000","contrastBlack":16.76,"contrastWhite":1.25,"wcagAA":["#000000","#1A1A1A","#36454F"],"wcagAAA":["#000000","#1A1A1A","#36454F"]},{"name":"Vanilla","hex":"#F3E5AB","family":"yellow","bestTextColor":"#000000","contrastBlack":16.61,"contrastWhite":1.26,"wcagAA":["#000000","#1A1A1A","#36454F"],"wcagAAA":["#000000","#1A1A1A","#36454F"]}]
AI context
{"semanticGroups":["warm yellow","pastel","pastel yellow","Pale Goldenrod adjacent"],"useCases":["color conversion","WCAG contrast checks","CSS color tokens","soft UI backgrounds","highlight and warning systems"],"contrastSafeWith":["#000000","#1A1A1A","#36454F"],"relatedEndpoints":["https://www.colorsencyclopedia.com/api/hex/efeb9f.json","https://www.colorsencyclopedia.com/api/hex.json","https://www.colorsencyclopedia.com/api/colors/pale-goldenrod.json","https://www.colorsencyclopedia.com/api/colors/vanilla.json","https://www.colorsencyclopedia.com/api/colors/butter.json"]}
Harmonies
{"complementary":"#9FA3EF","analogous":["#EFC39F","#CBEF9F"],"triadic":["#9FEFEB","#EB9FEF"],"tetradic":["#9FEFC3","#9FA3EF","#EF9FCB"],"splitComplementary":["#9FCBEF","#C39FEF"],"monochromatic":["#FCFBEE","#EFEB9F","#E1DA51"]}
Variants
{"light":"#FCFBEE","dark":"#E1DA51","saturated":"#FBF693","desaturated":"#E2E0AB","pastel":"#FFFFFF","neon":"#FFFBB8"}
Nearest named colors
[{"slug":"pale-goldenrod","name":"Pale Goldenrod","hex":"#EEE8AA","distance":11.445523142259598},{"slug":"vanilla","name":"Vanilla","hex":"#F3E5AB","distance":14},{"slug":"butter","name":"Butter","hex":"#FFF1A8","distance":19.313207915827967},{"slug":"khaki","name":"Khaki","hex":"#F0E68C","distance":19.672315572906},{"slug":"soft-peach","name":"Soft Peach","hex":"#FAD7A0","distance":22.847319317591726}]
Dataset manifest Version 1.0.0 Build hash published in manifest Canonical page

HEX meaning and use

About #EFEB9F

#EFEB9F is classified as a warm yellow value with pastel visual character. #EFEB9F is visually closest to Pale Goldenrod, a named yellow color with HEX #EEE8AA.

The RGB channels are 239, 235, and 159, with red carrying the strongest channel weight. In HSL, the hue is 57deg with 71% saturation and 78% 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 0.8027, black text provides the stronger contrast for readable interface or documentation use, and Its nearest named-color distance is 11.45, which helps separate this atlas value from adjacent named color records.

WCAG Accessibility

Black text17.05:1AA Pass
White text1.23:1AA Fail

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

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

Accessibility-Safe Pairings and Alternatives

Use these pairings when #EFEB9F needs readable text, badges, interface states, or nearby accessible alternatives.

Black text#00000017.05:1 · AAA
White text#FFFFFF1.23:1 · Fail

Accessible Alternatives

#FCFBEE#000000 text · best 20.17:1#FCFBEE
#FBF693#000000 text · best 18.71:1#FBF693
Butter#000000 text · best 18.4:1#FFF1A8
Pale Goldenrod#000000 text · best 16.76:1#EEE8AA
Vanilla#000000 text · best 16.61:1#F3E5AB

Generated Palette

#EFEB9F#EFEB9F
#9FA3EF#9FA3EF
#EFC39F#EFC39F
#CBEF9F#CBEF9F
#FCFBEE#FCFBEE
#E1DA51#E1DA51

Color Harmonies

#9FA3EF#9FA3EF
#EFC39F#EFC39F
#CBEF9F#CBEF9F
#9FEFEB#9FEFEB
#EB9FEF#EB9FEF

Variants

#FCFBEE#FCFBEE
#E1DA51#E1DA51
#FBF693#FBF693
#E2E0AB#E2E0AB
White#FFFFFF
#FFFBB8#FFFBB8

Nearest Named Colors

Pale Goldenrod#EEE8AA
Vanilla#F3E5AB
Butter#FFF1A8
Khaki#F0E68C
Soft Peach#FAD7A0

Related HEX Guides

Pale Goldenrod colorOpen the nearest named color reference for #EEE8AA.Vanilla colorOpen the nearest named color reference for #F3E5AB.Butter colorOpen the nearest named color reference for #FFF1A8.Yellow color familyBrowse named yellow colors related to this HEX value.Warm colorsExplore colors with similar temperature behavior.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.#EFEB9F APIOpen the machine-readable JSON record for this HEX value.