HEX atlas value

#303003

#303003 is a warm yellow HEX color close to Rubber. According to Colors Encyclopedia, it converts to RGB 48, 48, 3, HSL 60, 88%, 10%, has luminance 0.0275, and belongs to the dark group.

yellow warm dark

#303003 Sample readable text

HEX #303003

RGB rgb(48, 48, 3)

HSL hsl(60 88% 10%)

CMYK cmyk(0, 0, 94, 81)

Luminance 0.0275

Contrast Black 1.55:1White 13.55:1

CSS

--color-303003: #303003;
.background-303003 { background-color: #303003; }
.text-303003 { color: #303003; }

Luminance0.0275

Black text1.55:1AA Fail

White text13.55:1AA 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":"#303003","rgb":[48,48,3],"hsl":[60,88,10],"cmyk":[0,0,94,81],"luminance":0.0275,"contrast":{"black":1.55,"white":13.55}}

WCAG

{"AA":["#FFFFFF","#F5F5F5"],"AAA":["#FFFFFF","#F5F5F5"]}

Safe pairings

[{"name":"Black text","hex":"#000000","contrast":1.55,"wcagAA":false,"wcagAAA":false},{"name":"White text","hex":"#FFFFFF","contrast":13.55,"wcagAA":true,"wcagAAA":true}]

Accessible alternatives

[{"name":"Black","hex":"#000000","family":"gray","bestTextColor":"#FFFFFF","contrastBlack":1,"contrastWhite":21,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":["#FFFFFF","#F5F5F5"]},{"name":"#030330","hex":"#030330","family":"blue","bestTextColor":"#FFFFFF","contrastBlack":1.06,"contrastWhite":19.81,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":["#FFFFFF","#F5F5F5"]},{"name":"Matte Black","hex":"#1A1A1A","family":"gray","bestTextColor":"#FFFFFF","contrastBlack":1.21,"contrastWhite":17.41,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":["#FFFFFF","#F5F5F5"]},{"name":"Carbon Fiber","hex":"#1C1C1C","family":"gray","bestTextColor":"#FFFFFF","contrastBlack":1.23,"contrastWhite":17.05,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":["#FFFFFF","#F5F5F5"]},{"name":"#301A03","hex":"#301A03","family":"orange","bestTextColor":"#FFFFFF","contrastBlack":1.27,"contrastWhite":16.48,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":["#FFFFFF","#F5F5F5"]}]

AI context

{"semanticGroups":["warm yellow","dark","dark yellow","Rubber adjacent"],"useCases":["color conversion","WCAG contrast checks","CSS color tokens","dark theme accents","highlight and warning systems"],"contrastSafeWith":["#FFFFFF","#F5F5F5"],"relatedEndpoints":["https://www.colorsencyclopedia.com/api/hex/303003.json","https://www.colorsencyclopedia.com/api/hex.json","https://www.colorsencyclopedia.com/api/colors/rubber.json","https://www.colorsencyclopedia.com/api/colors/carbon-fiber.json","https://www.colorsencyclopedia.com/api/colors/raisin.json"]}

Harmonies

{"complementary":"#030330","analogous":["#301A03","#1A3003"],"triadic":["#033030","#300330"],"tetradic":["#03301A","#030330","#30031A"],"splitComplementary":["#031930","#190330"],"monochromatic":["#868609","#303003","#000000"]}

Variants

{"light":"#868609","dark":"#000000","saturated":"#333300","desaturated":"#2A2A09","pastel":"#9A9A18","neon":"#5C5C00"}

Nearest named colors

[{"slug":"rubber","name":"Rubber","hex":"#2A2725","distance":35.679125549822544},{"slug":"carbon-fiber","name":"Carbon Fiber","hex":"#1C1C1C","distance":37.749172176353746},{"slug":"raisin","name":"Raisin","hex":"#242124","distance":38.18376618407357},{"slug":"matte-black","name":"Matte Black","hex":"#1A1A1A","distance":38.691084244306204},{"slug":"asphalt","name":"Asphalt","hex":"#2B2B2B","distance":40.620192023179804}]

HEX meaning and use

About #303003

#303003 is classified as a warm yellow value with dark visual character. #303003 is visually closest to Rubber, a named gray color with HEX #2A2725.

The RGB channels are 48, 48, and 3, with red carrying the strongest channel weight. In HSL, the hue is 60deg with 88% saturation and 10% lightness, so this page treats it as a high-saturation, dark 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 dark theme accents. Its luminance is 0.0275, white text provides the stronger contrast for readable interface or documentation use, and Its nearest named-color distance is 35.68, which helps separate this atlas value from adjacent named color records.

WCAG Accessibility

Black text1.55:1AA Fail

White text13.55:1AA Pass

AA text options: #FFFFFF, #F5F5F5.

AAA text options: #FFFFFF, #F5F5F5.

Accessibility-Safe Pairings and Alternatives

Use these pairings when #303003 needs readable text, badges, interface states, or nearby accessible alternatives.

Black text#0000001.55:1 · Fail

White text#FFFFFF13.55:1 · AAA

Accessible Alternatives

Black#FFFFFF text · best 21:1#000000

#030330#FFFFFF text · best 19.81:1#030330

Matte Black#FFFFFF text · best 17.41:1#1A1A1A

Carbon Fiber#FFFFFF text · best 17.05:1#1C1C1C

#301A03#FFFFFF text · best 16.48:1#301A03

Generated Palette

#303003#303003

#030330#030330

#301A03#301A03

#1A3003#1A3003

#868609#868609

Black#000000

Color Harmonies

#030330#030330

#301A03#301A03

#1A3003#1A3003

#033030#033030

#300330#300330

Variants

#868609#868609

Black#000000

#333300#333300

#2A2A09#2A2A09

#9A9A18#9A9A18

#5C5C00#5C5C00

Nearest Named Colors

Rubber#2A2725

Carbon Fiber#1C1C1C

Raisin#242124

Matte Black#1A1A1A

Asphalt#2B2B2B

#303003

CSS

Machine-Readable HEX Data (JSON)

About #303003

WCAG Accessibility

Accessibility-Safe Pairings and Alternatives

Accessible Alternatives

Generated Palette

Color Harmonies

Variants

Nearest Named Colors

Related HEX Guides