HEX atlas value

#DF240C

#DF240C is a warm red HEX color close to Scarlet. According to Colors Encyclopedia, it converts to RGB 223, 36, 12, HSL 7, 90%, 46%, has luminance 0.1698, and belongs to the vibrant group.

red warm vibrant

#DF240C Sample readable text

HEX #DF240C

RGB rgb(223, 36, 12)

HSL hsl(7 90% 46%)

CMYK cmyk(0, 84, 95, 13)

Luminance 0.1698

Contrast Black 4.4:1White 4.78:1

CSS

--color-df240c: #DF240C;
.background-df240c { background-color: #DF240C; }
.text-df240c { color: #DF240C; }

Luminance0.1698

Black text4.4:1AA Fail

White text4.78:1AA Pass

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":"#DF240C","rgb":[223,36,12],"hsl":[7,90,46],"cmyk":[0,84,95,13],"luminance":0.1698,"contrast":{"black":4.4,"white":4.78}}

WCAG

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

Safe pairings

[{"name":"Black text","hex":"#000000","contrast":4.4,"wcagAA":false,"wcagAAA":false},{"name":"White text","hex":"#FFFFFF","contrast":4.78,"wcagAA":true,"wcagAAA":false}]

Accessible alternatives

[{"name":"#0CC6DF","hex":"#0CC6DF","family":"cyan","bestTextColor":"#000000","contrastBlack":10.16,"contrastWhite":2.07,"wcagAA":["#000000","#1A1A1A","#36454F"],"wcagAAA":["#000000","#1A1A1A"]},{"name":"#881607","hex":"#881607","family":"red","bestTextColor":"#FFFFFF","contrastBlack":2.16,"contrastWhite":9.7,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":["#FFFFFF","#F5F5F5"]},{"name":"#DF8E0C","hex":"#DF8E0C","family":"orange","bestTextColor":"#000000","contrastBlack":8.01,"contrastWhite":2.62,"wcagAA":["#000000","#1A1A1A"],"wcagAAA":["#000000"]},{"name":"#F66451","hex":"#F66451","family":"red","bestTextColor":"#000000","contrastBlack":6.86,"contrastWhite":3.06,"wcagAA":["#000000","#1A1A1A"],"wcagAAA":[]},{"name":"Venetian Red","hex":"#C80815","family":"red","bestTextColor":"#FFFFFF","contrastBlack":3.5,"contrastWhite":6,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":[]}]

AI context

{"semanticGroups":["warm red","vibrant","vibrant red","Scarlet adjacent"],"useCases":["color conversion","WCAG contrast checks","CSS color tokens","high-energy accents","high-attention visual states"],"contrastSafeWith":["#FFFFFF"],"relatedEndpoints":["https://www.colorsencyclopedia.com/api/hex/df240c.json","https://www.colorsencyclopedia.com/api/hex.json","https://www.colorsencyclopedia.com/api/colors/scarlet.json","https://www.colorsencyclopedia.com/api/colors/traffic-red.json","https://www.colorsencyclopedia.com/api/colors/venetian-red.json"]}

Harmonies

{"complementary":"#0CC6DF","analogous":["#DF0C5D","#DF8E0C"],"triadic":["#0CDF24","#240CDF"],"tetradic":["#5DDF0C","#0CC6DF","#8E0CDF"],"splitComplementary":["#0CDF8E","#0C5DDF"],"monochromatic":["#F66451","#DF240C","#881607"]}

Variants

{"light":"#F66451","dark":"#881607","saturated":"#EB1B00","desaturated":"#C53826","pastel":"#ED8B7E","neon":"#FF3014"}

Nearest named colors

[{"slug":"scarlet","name":"Scarlet","hex":"#FF2400","distance":34.17601498127012},{"slug":"traffic-red","name":"Traffic Red","hex":"#CC0605","distance":36.193922141707716},{"slug":"venetian-red","name":"Venetian Red","hex":"#C80815","distance":37.33630940518894},{"slug":"signal-red","name":"Signal Red","hex":"#E60000","distance":38.58756276314948},{"slug":"cadmium-red","name":"Cadmium Red","hex":"#E30022","distance":42.37924020083418}]

HEX meaning and use

About #DF240C

#DF240C is classified as a warm red value with vibrant visual character. #DF240C is visually closest to Scarlet, a named red color with HEX #FF2400.

The RGB channels are 223, 36, and 12, with red carrying the strongest channel weight. In HSL, the hue is 7deg with 90% saturation and 46% 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 0.1698, white text provides the stronger contrast for readable interface or documentation use, and Its nearest named-color distance is 34.18, which helps separate this atlas value from adjacent named color records.

WCAG Accessibility

Black text4.4:1AA Fail

White text4.78:1AA Pass

AA text options: #FFFFFF.

AAA text options: none in seed set.

Accessibility-Safe Pairings and Alternatives

Use these pairings when #DF240C needs readable text, badges, interface states, or nearby accessible alternatives.

Black text#0000004.4:1 · Fail

White text#FFFFFF4.78:1 · AA

Accessible Alternatives

#0CC6DF#000000 text · best 10.16:1#0CC6DF

#881607#FFFFFF text · best 9.7:1#881607

#DF8E0C#000000 text · best 8.01:1#DF8E0C

#F66451#000000 text · best 6.86:1#F66451

Venetian Red#FFFFFF text · best 6:1#C80815

Generated Palette

#DF240C#DF240C

#0CC6DF#0CC6DF

#DF0C5D#DF0C5D

#DF8E0C#DF8E0C

#F66451#F66451

#881607#881607

Color Harmonies

#0CC6DF#0CC6DF

#DF0C5D#DF0C5D

#DF8E0C#DF8E0C

#0CDF24#0CDF24

#240CDF#240CDF

Variants

#F66451#F66451

#881607#881607

#EB1B00#EB1B00

#C53826#C53826

#ED8B7E#ED8B7E

#FF3014#FF3014

Nearest Named Colors

Scarlet#FF2400

Traffic Red#CC0605

Venetian Red#C80815

Signal Red#E60000

Cadmium Red#E30022

#DF240C

CSS

Machine-Readable HEX Data (JSON)

About #DF240C

WCAG Accessibility

Accessibility-Safe Pairings and Alternatives

Accessible Alternatives

Generated Palette

Color Harmonies

Variants

Nearest Named Colors

Related HEX Guides