Colors Encyclopedia

HEX atlas value

#EFECC8

#EFECC8 is a warm yellow HEX color close to Vellum. According to Colors Encyclopedia, it converts to RGB 239, 236, 200, HSL 55, 55%, 86%, has luminance 0.8251, and belongs to the light group.

yellowwarmlight
#EFECC8 Sample readable text
HEX #EFECC8
RGB rgb(239, 236, 200)
HSL hsl(55 55% 86%)
CMYK cmyk(0, 1, 16, 6)
Luminance 0.8251
Contrast Black 17.5:1White 1.2:1

CSS

--color-efecc8: #EFECC8;
.background-efecc8 { background-color: #EFECC8; }
.text-efecc8 { color: #EFECC8; }

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
Luminance0.8251
Black text17.5:1AA Pass
White text1.2:1AA 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":"#EFECC8","rgb":[239,236,200],"hsl":[55,55,86],"cmyk":[0,1,16,6],"luminance":0.8251,"contrast":{"black":17.5,"white":1.2}}
WCAG
{"AA":["#000000","#1A1A1A","#36454F"],"AAA":["#000000","#1A1A1A","#36454F"]}
Safe pairings
[{"name":"Black text","hex":"#000000","contrast":17.5,"wcagAA":true,"wcagAAA":true},{"name":"White text","hex":"#FFFFFF","contrast":1.2,"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":"#F7F2C0","hex":"#F7F2C0","family":"yellow","bestTextColor":"#000000","contrastBlack":18.42,"contrastWhite":1.14,"wcagAA":["#000000","#1A1A1A","#36454F"],"wcagAAA":["#000000","#1A1A1A","#36454F"]},{"name":"Canvas","hex":"#F4EBD0","family":"yellow","bestTextColor":"#000000","contrastBlack":17.64,"contrastWhite":1.19,"wcagAA":["#000000","#1A1A1A","#36454F"],"wcagAAA":["#000000","#1A1A1A","#36454F"]},{"name":"Parchment","hex":"#F1E9D2","family":"yellow","bestTextColor":"#000000","contrastBlack":17.33,"contrastWhite":1.21,"wcagAA":["#000000","#1A1A1A","#36454F"],"wcagAAA":["#000000","#1A1A1A","#36454F"]},{"name":"#DFEFC8","hex":"#DFEFC8","family":"green","bestTextColor":"#000000","contrastBlack":17.32,"contrastWhite":1.21,"wcagAA":["#000000","#1A1A1A","#36454F"],"wcagAAA":["#000000","#1A1A1A","#36454F"]}]
AI context
{"semanticGroups":["warm yellow","light","light yellow","Vellum adjacent"],"useCases":["color conversion","WCAG contrast checks","CSS color tokens","light surfaces","highlight and warning systems"],"contrastSafeWith":["#000000","#1A1A1A","#36454F"],"relatedEndpoints":["https://www.colorsencyclopedia.com/api/hex/efecc8.json","https://www.colorsencyclopedia.com/api/hex.json","https://www.colorsencyclopedia.com/api/colors/vellum.json","https://www.colorsencyclopedia.com/api/colors/canvas.json","https://www.colorsencyclopedia.com/api/colors/parchment.json"]}
Harmonies
{"complementary":"#C8CBEF","analogous":["#EFD8C8","#DFEFC8"],"triadic":["#C8EFEC","#ECC8EF"],"tetradic":["#C8EFD8","#C8CBEF","#EFC8DF"],"splitComplementary":["#C8DFEF","#D8C8EF"],"monochromatic":["#FFFFFF","#EFECC8","#DAD381"]}
Variants
{"light":"#FFFFFF","dark":"#DAD381","saturated":"#F7F2C0","desaturated":"#E7E5D0","pastel":"#FFFFFF","neon":"#FFFCE0"}
Nearest named colors
[{"slug":"vellum","name":"Vellum","hex":"#EFE3C8","distance":9},{"slug":"canvas","name":"Canvas","hex":"#F4EBD0","distance":9.486832980505138},{"slug":"parchment","name":"Parchment","hex":"#F1E9D2","distance":10.63014581273465},{"slug":"champagne","name":"Champagne","hex":"#F7E7CE","distance":11.180339887498949},{"slug":"pearl","name":"Pearl","hex":"#EAE0C8","distance":13}]
Dataset manifest Version 1.0.0 Build hash published in manifest Canonical page

HEX meaning and use

About #EFECC8

#EFECC8 is classified as a warm yellow value with light visual character. #EFECC8 is visually closest to Vellum, a named orange color with HEX #EFE3C8.

The RGB channels are 239, 236, and 200, with red carrying the strongest channel weight. In HSL, the hue is 55deg with 55% saturation and 86% lightness, so this page treats it as a moderate-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 light surfaces. Its luminance is 0.8251, black text provides the stronger contrast for readable interface or documentation use, and Its nearest named-color distance is 9.00, which helps separate this atlas value from adjacent named color records.

WCAG Accessibility

Black text17.5:1AA Pass
White text1.2:1AA Fail

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

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

Accessibility-Safe Pairings and Alternatives

Use these pairings when #EFECC8 needs readable text, badges, interface states, or nearby accessible alternatives.

Black text#00000017.5:1 · AAA
White text#FFFFFF1.2:1 · Fail

Accessible Alternatives

White#000000 text · best 21:1#FFFFFF
#F7F2C0#000000 text · best 18.42:1#F7F2C0
Canvas#000000 text · best 17.64:1#F4EBD0
Parchment#000000 text · best 17.33:1#F1E9D2
#DFEFC8#000000 text · best 17.32:1#DFEFC8

Generated Palette

#EFECC8#EFECC8
#C8CBEF#C8CBEF
#EFD8C8#EFD8C8
#DFEFC8#DFEFC8
White#FFFFFF
#DAD381#DAD381

Color Harmonies

#C8CBEF#C8CBEF
#EFD8C8#EFD8C8
#DFEFC8#DFEFC8
#C8EFEC#C8EFEC
#ECC8EF#ECC8EF

Variants

White#FFFFFF
#DAD381#DAD381
#F7F2C0#F7F2C0
#E7E5D0#E7E5D0
White#FFFFFF
#FFFCE0#FFFCE0

Nearest Named Colors

Vellum#EFE3C8
Canvas#F4EBD0
Parchment#F1E9D2
Champagne#F7E7CE
Pearl#EAE0C8

Related HEX Guides

Vellum colorOpen the nearest named color reference for #EFE3C8.Canvas colorOpen the nearest named color reference for #F4EBD0.Parchment colorOpen the nearest named color reference for #F1E9D2.Yellow color familyBrowse named yellow colors related to this HEX value.Warm colorsExplore colors with similar temperature behavior.Light colorsFind colors in the light 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.#EFECC8 APIOpen the machine-readable JSON record for this HEX value.