HEX atlas value

#EE3D3A

#EE3D3A is a warm red HEX color close to Vermilion. According to Colors Encyclopedia, it converts to RGB 238, 61, 58, HSL 1, 84%, 58%, has luminance 0.2182, and belongs to the vibrant group.

red warm vibrant

#EE3D3A Sample readable text

HEX #EE3D3A

RGB rgb(238, 61, 58)

HSL hsl(1 84% 58%)

CMYK cmyk(0, 74, 76, 7)

Luminance 0.2182

Contrast Black 5.36:1White 3.91:1

CSS

--color-ee3d3a: #EE3D3A;
.background-ee3d3a { background-color: #EE3D3A; }
.text-ee3d3a { color: #EE3D3A; }

Luminance0.2182

Black text5.36:1AA Pass

White text3.91:1AA 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

Structured sections

Color systems

{"hex":"#EE3D3A","rgb":[238,61,58],"hsl":[1,84,58],"cmyk":[0,74,76,7],"luminance":0.2182,"contrast":{"black":5.36,"white":3.91}}

WCAG

{"AA":["#000000"],"AAA":[]}

Safe pairings

[{"name":"Black text","hex":"#000000","contrast":5.36,"wcagAA":true,"wcagAAA":false},{"name":"White text","hex":"#FFFFFF","contrast":3.91,"wcagAA":false,"wcagAAA":false}]

Accessible alternatives

[{"name":"#3AEBEE","hex":"#3AEBEE","family":"cyan","bestTextColor":"#000000","contrastBlack":14.3,"contrastWhite":1.47,"wcagAA":["#000000","#1A1A1A","#36454F"],"wcagAAA":["#000000","#1A1A1A"]},{"name":"#F5908E","hex":"#F5908E","family":"red","bestTextColor":"#000000","contrastBlack":9.26,"contrastWhite":2.27,"wcagAA":["#000000","#1A1A1A"],"wcagAAA":["#000000","#1A1A1A"]},{"name":"#EE973A","hex":"#EE973A","family":"orange","bestTextColor":"#000000","contrastBlack":9.12,"contrastWhite":2.3,"wcagAA":["#000000","#1A1A1A"],"wcagAAA":["#000000","#1A1A1A"]},{"name":"#BC1310","hex":"#BC1310","family":"red","bestTextColor":"#FFFFFF","contrastBlack":3.24,"contrastWhite":6.49,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":[]},{"name":"Tulip Red","hex":"#FF4D4D","family":"red","bestTextColor":"#000000","contrastBlack":6.42,"contrastWhite":3.27,"wcagAA":["#000000","#1A1A1A"],"wcagAAA":[]}]

AI context

{"semanticGroups":["warm red","vibrant","vibrant red","Vermilion adjacent"],"useCases":["color conversion","WCAG contrast checks","CSS color tokens","high-energy accents","high-attention visual states"],"contrastSafeWith":["#000000"],"relatedEndpoints":["https://www.colorsencyclopedia.com/api/hex/ee3d3a.json","https://www.colorsencyclopedia.com/api/hex.json","https://www.colorsencyclopedia.com/api/colors/vermilion.json","https://www.colorsencyclopedia.com/api/colors/poppy-red.json","https://www.colorsencyclopedia.com/api/colors/cinnabar.json"]}

Harmonies

{"complementary":"#3AEBEE","analogous":["#EE3A91","#EE973A"],"triadic":["#3AEE3D","#3D3AEE"],"tetradic":["#91EE3A","#3AEBEE","#973AEE"],"splitComplementary":["#3AEE97","#3A91EE"],"monochromatic":["#F5908E","#EE3D3A","#BC1310"]}

Variants

{"light":"#F5908E","dark":"#BC1310","saturated":"#FF2C29","desaturated":"#D65451","pastel":"#F2B7B6","neon":"#FF5452"}

Nearest named colors

[{"slug":"vermilion","name":"Vermilion","hex":"#E34234","distance":13.490737563232042},{"slug":"poppy-red","name":"Poppy Red","hex":"#DC343B","distance":20.149441679609886},{"slug":"cinnabar","name":"Cinnabar","hex":"#E44D2E","distance":22.360679774997898},{"slug":"tulip-red","name":"Tulip Red","hex":"#FF4D4D","distance":30.099833886584822},{"slug":"spinel","name":"Spinel","hex":"#D83A56","distance":35.73513677041127}]

HEX meaning and use

About #EE3D3A

#EE3D3A is classified as a warm red value with vibrant visual character. #EE3D3A is visually closest to Vermilion, a named red color with HEX #E34234.

The RGB channels are 238, 61, and 58, with red carrying the strongest channel weight. In HSL, the hue is 1deg with 84% saturation and 58% lightness, so this page treats it as a high-saturation, mid-lightness 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 high-energy accents. Its luminance is 0.2182, black text provides the stronger contrast for readable interface or documentation use, and Its nearest named-color distance is 13.49, which helps separate this atlas value from adjacent named color records.

WCAG Accessibility

Black text5.36:1AA Pass

White text3.91:1AA Fail

AA text options: #000000.

AAA text options: none in seed set.

Accessibility-Safe Pairings and Alternatives

Use these pairings when #EE3D3A needs readable text, badges, interface states, or nearby accessible alternatives.

Black text#0000005.36:1 · AA

White text#FFFFFF3.91:1 · Fail

Accessible Alternatives

#3AEBEE#000000 text · best 14.3:1#3AEBEE

#F5908E#000000 text · best 9.26:1#F5908E

#EE973A#000000 text · best 9.12:1#EE973A

#BC1310#FFFFFF text · best 6.49:1#BC1310

Tulip Red#000000 text · best 6.42:1#FF4D4D

Generated Palette

#EE3D3A#EE3D3A

#3AEBEE#3AEBEE

#EE3A91#EE3A91

#EE973A#EE973A

#F5908E#F5908E

#BC1310#BC1310

Color Harmonies

#3AEBEE#3AEBEE

#EE3A91#EE3A91

#EE973A#EE973A

#3AEE3D#3AEE3D

#3D3AEE#3D3AEE

Variants

#F5908E#F5908E

#BC1310#BC1310

#FF2C29#FF2C29

#D65451#D65451

#F2B7B6#F2B7B6

#FF5452#FF5452

Nearest Named Colors

Vermilion#E34234

Poppy Red#DC343B

Cinnabar#E44D2E

Tulip Red#FF4D4D

Spinel#D83A56

#EE3D3A

CSS

Machine-Readable HEX Data (JSON)

About #EE3D3A

WCAG Accessibility

Accessibility-Safe Pairings and Alternatives

Accessible Alternatives

Generated Palette

Color Harmonies

Variants

Nearest Named Colors

Related HEX Guides