HEX atlas value

#F45D34

#F45D34 is a warm red HEX color close to Tomato. According to Colors Encyclopedia, it converts to RGB 244, 93, 52, HSL 13, 90%, 58%, has luminance 0.2731, and belongs to the vibrant group.

red warm vibrant

#F45D34 Sample readable text

HEX #F45D34

RGB rgb(244, 93, 52)

HSL hsl(13 90% 58%)

CMYK cmyk(0, 62, 79, 4)

Luminance 0.2731

Contrast Black 6.46:1White 3.25:1

CSS

--color-f45d34: #F45D34;
.background-f45d34 { background-color: #F45D34; }
.text-f45d34 { color: #F45D34; }

Luminance0.2731

Black text6.46:1AA Pass

White text3.25:1AA 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":"#F45D34","rgb":[244,93,52],"hsl":[13,90,58],"cmyk":[0,62,79,4],"luminance":0.2731,"contrast":{"black":6.46,"white":3.25}}

WCAG

{"AA":["#000000","#1A1A1A"],"AAA":[]}

Safe pairings

[{"name":"Black text","hex":"#000000","contrast":6.46,"wcagAA":true,"wcagAAA":false},{"name":"White text","hex":"#FFFFFF","contrast":3.25,"wcagAA":false,"wcagAAA":false}]

Accessible alternatives

[{"name":"#F4BE34","hex":"#F4BE34","family":"orange","bestTextColor":"#000000","contrastBlack":12.26,"contrastWhite":1.71,"wcagAA":["#000000","#1A1A1A","#36454F"],"wcagAAA":["#000000","#1A1A1A"]},{"name":"#34CBF4","hex":"#34CBF4","family":"cyan","bestTextColor":"#000000","contrastBlack":10.99,"contrastWhite":1.91,"wcagAA":["#000000","#1A1A1A","#36454F"],"wcagAAA":["#000000","#1A1A1A"]},{"name":"#F9A38B","hex":"#F9A38B","family":"red","bestTextColor":"#000000","contrastBlack":10.64,"contrastWhite":1.97,"wcagAA":["#000000","#1A1A1A","#36454F"],"wcagAAA":["#000000","#1A1A1A"]},{"name":"Tomato","hex":"#FF6347","family":"red","bestTextColor":"#000000","contrastBlack":7.13,"contrastWhite":2.95,"wcagAA":["#000000","#1A1A1A"],"wcagAAA":["#000000"]},{"name":"Neon Orange","hex":"#FF5F1F","family":"orange","bestTextColor":"#000000","contrastBlack":6.91,"contrastWhite":3.04,"wcagAA":["#000000","#1A1A1A"],"wcagAAA":[]}]

AI context

{"semanticGroups":["warm red","vibrant","vibrant red","Tomato adjacent"],"useCases":["color conversion","WCAG contrast checks","CSS color tokens","high-energy accents","high-attention visual states"],"contrastSafeWith":["#000000","#1A1A1A"],"relatedEndpoints":["https://www.colorsencyclopedia.com/api/hex/f45d34.json","https://www.colorsencyclopedia.com/api/hex.json","https://www.colorsencyclopedia.com/api/colors/tomato.json","https://www.colorsencyclopedia.com/api/colors/fire-opal.json","https://www.colorsencyclopedia.com/api/colors/cinnabar.json"]}

Harmonies

{"complementary":"#34CBF4","analogous":["#F4346A","#F4BE34"],"triadic":["#34F45D","#5D34F4"],"tetradic":["#6AF434","#34CBF4","#BE34F4"],"splitComplementary":["#34F4BE","#346AF4"],"monochromatic":["#F9A38B","#F45D34","#C2320A"]}

Variants

{"light":"#F9A38B","dark":"#C2320A","saturated":"#FF5729","desaturated":"#DD6B4B","pastel":"#F4C1B3","neon":"#FF7752"}

Nearest named colors

[{"slug":"tomato","name":"Tomato","hex":"#FF6347","distance":22.759613353482084},{"slug":"fire-opal","name":"Fire Opal","hex":"#E95C20","distance":22.847319317591726},{"slug":"cinnabar","name":"Cinnabar","hex":"#E44D2E","distance":23.40939982143925},{"slug":"neon-orange","name":"Neon Orange","hex":"#FF5F1F","distance":23.790754506740637},{"slug":"tulip-red","name":"Tulip Red","hex":"#FF4D4D","distance":31.654383582688826}]

HEX meaning and use

About #F45D34

#F45D34 is classified as a warm red value with vibrant visual character. #F45D34 is visually closest to Tomato, a named red color with HEX #FF6347.

The RGB channels are 244, 93, and 52, with red carrying the strongest channel weight. In HSL, the hue is 13deg with 90% 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 0.2731, black text provides the stronger contrast for readable interface or documentation use, and Its nearest named-color distance is 22.76, which helps separate this atlas value from adjacent named color records.

WCAG Accessibility

Black text6.46:1AA Pass

White text3.25:1AA Fail

AA text options: #000000, #1A1A1A.

AAA text options: none in seed set.

Accessibility-Safe Pairings and Alternatives

Use these pairings when #F45D34 needs readable text, badges, interface states, or nearby accessible alternatives.

Black text#0000006.46:1 · AA

White text#FFFFFF3.25:1 · Fail

Accessible Alternatives

#F4BE34#000000 text · best 12.26:1#F4BE34

#34CBF4#000000 text · best 10.99:1#34CBF4

#F9A38B#000000 text · best 10.64:1#F9A38B

Tomato#000000 text · best 7.13:1#FF6347

Neon Orange#000000 text · best 6.91:1#FF5F1F

Generated Palette

#F45D34#F45D34

#34CBF4#34CBF4

#F4346A#F4346A

#F4BE34#F4BE34

#F9A38B#F9A38B

#C2320A#C2320A

Color Harmonies

#34CBF4#34CBF4

#F4346A#F4346A

#F4BE34#F4BE34

#34F45D#34F45D

#5D34F4#5D34F4

Variants

#F9A38B#F9A38B

#C2320A#C2320A

#FF5729#FF5729

#DD6B4B#DD6B4B

#F4C1B3#F4C1B3

#FF7752#FF7752

Nearest Named Colors

Tomato#FF6347

Fire Opal#E95C20

Cinnabar#E44D2E

Neon Orange#FF5F1F

Tulip Red#FF4D4D

#F45D34

CSS

Machine-Readable HEX Data (JSON)

About #F45D34

WCAG Accessibility

Accessibility-Safe Pairings and Alternatives

Accessible Alternatives

Generated Palette

Color Harmonies

Variants

Nearest Named Colors

Related HEX Guides