Colors Encyclopedia

HEX atlas value

#302603

#302603 is a warm yellow HEX color close to Carbon Fiber. According to Colors Encyclopedia, it converts to RGB 48, 38, 3, HSL 47, 88%, 10%, has luminance 0.0202, and belongs to the dark group.

yellowwarmdark
#302603 Sample readable text
HEX #302603
RGB rgb(48, 38, 3)
HSL hsl(47 88% 10%)
CMYK cmyk(0, 21, 94, 81)
Luminance 0.0202
Contrast Black 1.4:1White 14.96:1

CSS

--color-302603: #302603;
.background-302603 { background-color: #302603; }
.text-302603 { color: #302603; }

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
Luminance0.0202
Black text1.4:1AA Fail
White text14.96:1AA 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
Download JSON Open API
Structured sections
Color systems
{"hex":"#302603","rgb":[48,38,3],"hsl":[47,88,10],"cmyk":[0,21,94,81],"luminance":0.0202,"contrast":{"black":1.4,"white":14.96}}
WCAG
{"AA":["#FFFFFF","#F5F5F5"],"AAA":["#FFFFFF","#F5F5F5"]}
Safe pairings
[{"name":"Black text","hex":"#000000","contrast":1.4,"wcagAA":false,"wcagAAA":false},{"name":"White text","hex":"#FFFFFF","contrast":14.96,"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":"#030D30","hex":"#030D30","family":"blue","bestTextColor":"#FFFFFF","contrastBlack":1.1,"contrastWhite":19.02,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":["#FFFFFF","#F5F5F5"]},{"name":"#301003","hex":"#301003","family":"orange","bestTextColor":"#FFFFFF","contrastBlack":1.2,"contrastWhite":17.47,"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"]}]
AI context
{"semanticGroups":["warm yellow","dark","dark yellow","Carbon Fiber 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/302603.json","https://www.colorsencyclopedia.com/api/hex.json","https://www.colorsencyclopedia.com/api/colors/carbon-fiber.json","https://www.colorsencyclopedia.com/api/colors/matte-black.json","https://www.colorsencyclopedia.com/api/colors/rubber.json"]}
Harmonies
{"complementary":"#030D30","analogous":["#301003","#233003"],"triadic":["#033026","#260330"],"tetradic":["#033010","#030D30","#300323"],"splitComplementary":["#032330","#100330"],"monochromatic":["#866B09","#302603","#000000"]}
Variants
{"light":"#866B09","dark":"#000000","saturated":"#332800","desaturated":"#2A2309","pastel":"#9A7E18","neon":"#5C4800"}
Nearest named colors
[{"slug":"carbon-fiber","name":"Carbon Fiber","hex":"#1C1C1C","distance":33.54101966249684},{"slug":"matte-black","name":"Matte Black","hex":"#1A1A1A","distance":34.0147027033899},{"slug":"rubber","name":"Rubber","hex":"#2A2725","distance":34.539832078341085},{"slug":"raisin","name":"Raisin","hex":"#242124","distance":35.4682957019364},{"slug":"slate-black","name":"Slate Black","hex":"#26282A","distance":40.311288741492746}]
Dataset manifest Version 1.0.0 Build hash published in manifest Canonical page

HEX meaning and use

About #302603

#302603 is classified as a warm yellow value with dark visual character. #302603 is visually closest to Carbon Fiber, a named gray color with HEX #1C1C1C.

The RGB channels are 48, 38, and 3, with red carrying the strongest channel weight. In HSL, the hue is 47deg 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 0.0202, white text provides the stronger contrast for readable interface or documentation use, and Its nearest named-color distance is 33.54, which helps separate this atlas value from adjacent named color records.

WCAG Accessibility

Black text1.4:1AA Fail
White text14.96:1AA Pass

AA text options: #FFFFFF, #F5F5F5.

AAA text options: #FFFFFF, #F5F5F5.

Accessibility-Safe Pairings and Alternatives

Use these pairings when #302603 needs readable text, badges, interface states, or nearby accessible alternatives.

Black text#0000001.4:1 · Fail
White text#FFFFFF14.96:1 · AAA

Accessible Alternatives

Black#FFFFFF text · best 21:1#000000
#030D30#FFFFFF text · best 19.02:1#030D30
#301003#FFFFFF text · best 17.47:1#301003
Matte Black#FFFFFF text · best 17.41:1#1A1A1A
Carbon Fiber#FFFFFF text · best 17.05:1#1C1C1C

Generated Palette

#302603#302603
#030D30#030D30
#301003#301003
#233003#233003
#866B09#866B09
Black#000000

Color Harmonies

#030D30#030D30
#301003#301003
#233003#233003
#033026#033026
#260330#260330

Variants

#866B09#866B09
Black#000000
#332800#332800
#2A2309#2A2309
#9A7E18#9A7E18
#5C4800#5C4800

Nearest Named Colors

Carbon Fiber#1C1C1C
Matte Black#1A1A1A
Rubber#2A2725
Raisin#242124
Slate Black#26282A

Related HEX Guides

Carbon Fiber colorOpen the nearest named color reference for #1C1C1C.Matte Black colorOpen the nearest named color reference for #1A1A1A.Rubber colorOpen the nearest named color reference for #2A2725.Yellow color familyBrowse named yellow colors related to this HEX value.Warm colorsExplore colors with similar temperature behavior.Dark colorsFind colors in the dark 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.#302603 APIOpen the machine-readable JSON record for this HEX value.