HEX atlas value

#021E01

#021E01 is a cool green HEX color close to Carbon Black. According to Colors Encyclopedia, it converts to RGB 2, 30, 1, HSL 118, 94%, 6%, has luminance 0.0094, and belongs to the dark and jewel tone groups.

green cool dark jewel-tone

#021E01 Sample readable text

HEX #021E01

RGB rgb(2, 30, 1)

HSL hsl(118 94% 6%)

CMYK cmyk(93, 0, 97, 88)

Luminance 0.0094

Contrast Black 1.19:1White 17.68:1

CSS

--color-021e01: #021E01;
.background-021e01 { background-color: #021E01; }
.text-021e01 { color: #021E01; }

Luminance0.0094

Black text1.19:1AA Fail

White text17.68:1AA 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":"#021E01","rgb":[2,30,1],"hsl":[118,94,6],"cmyk":[93,0,97,88],"luminance":0.0094,"contrast":{"black":1.19,"white":17.68}}

WCAG

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

Safe pairings

[{"name":"Black text","hex":"#000000","contrast":1.19,"wcagAA":false,"wcagAAA":false},{"name":"White text","hex":"#FFFFFF","contrast":17.68,"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":"Carbon Black","hex":"#0C0C0C","family":"gray","bestTextColor":"#FFFFFF","contrastBlack":1.07,"contrastWhite":19.55,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":["#FFFFFF","#F5F5F5"]},{"name":"#1D011E","hex":"#1D011E","family":"pink","bestTextColor":"#FFFFFF","contrastBlack":1.08,"contrastWhite":19.52,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":["#FFFFFF","#F5F5F5"]},{"name":"#051A04","hex":"#051A04","family":"green","bestTextColor":"#FFFFFF","contrastBlack":1.16,"contrastWhite":18.17,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":["#FFFFFF","#F5F5F5"]},{"name":"#011E0E","hex":"#011E0E","family":"green","bestTextColor":"#FFFFFF","contrastBlack":1.19,"contrastWhite":17.59,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":["#FFFFFF","#F5F5F5"]}]

AI context

{"semanticGroups":["cool green","dark","jewel tone","dark green","jewel tone green","Carbon Black adjacent"],"useCases":["color conversion","WCAG contrast checks","CSS color tokens","rich accent palettes","dark theme accents","botanical and wellness palettes"],"contrastSafeWith":["#FFFFFF","#F5F5F5"],"relatedEndpoints":["https://www.colorsencyclopedia.com/api/hex/021e01.json","https://www.colorsencyclopedia.com/api/hex.json","https://www.colorsencyclopedia.com/api/colors/carbon-black.json","https://www.colorsencyclopedia.com/api/colors/black.json","https://www.colorsencyclopedia.com/api/colors/matte-black.json"]}

Harmonies

{"complementary":"#1D011E","analogous":["#101E01","#011E0E"],"triadic":["#01021E","#1E0102"],"tetradic":["#01101E","#1D011E","#1E0E01"],"splitComplementary":["#0E011E","#1E0110"],"monochromatic":["#087704","#021E01","#000000"]}

Variants

{"light":"#087704","dark":"#000000","saturated":"#011F00","desaturated":"#051A04","pastel":"#158D11","neon":"#024700"}

Nearest named colors

[{"slug":"carbon-black","name":"Carbon Black","hex":"#0C0C0C","distance":23.345235059857504},{"slug":"black","name":"Black","hex":"#000000","distance":30.083217912982647},{"slug":"matte-black","name":"Matte Black","hex":"#1A1A1A","distance":34.88552708502482},{"slug":"carbon-fiber","name":"Carbon Fiber","hex":"#1C1C1C","distance":37.53664875824692},{"slug":"raisin","name":"Raisin","hex":"#242124","distance":48.88762624632127}]

HEX meaning and use

About #021E01

#021E01 is classified as a cool green value with dark and jewel tone visual character. #021E01 is visually closest to Carbon Black, a named gray color with HEX #0C0C0C.

The RGB channels are 2, 30, and 1, with green carrying the strongest channel weight. In HSL, the hue is 118deg with 94% saturation and 6% 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 rich accent palettes. Its luminance is 0.0094, white text provides the stronger contrast for readable interface or documentation use, and Its nearest named-color distance is 23.35, which helps separate this atlas value from adjacent named color records.

WCAG Accessibility

Black text1.19:1AA Fail

White text17.68:1AA Pass

AA text options: #FFFFFF, #F5F5F5.

AAA text options: #FFFFFF, #F5F5F5.

Accessibility-Safe Pairings and Alternatives

Use these pairings when #021E01 needs readable text, badges, interface states, or nearby accessible alternatives.

Black text#0000001.19:1 · Fail

White text#FFFFFF17.68:1 · AAA

Accessible Alternatives

Black#FFFFFF text · best 21:1#000000

Carbon Black#FFFFFF text · best 19.55:1#0C0C0C

#1D011E#FFFFFF text · best 19.52:1#1D011E

#051A04#FFFFFF text · best 18.17:1#051A04

#011E0E#FFFFFF text · best 17.59:1#011E0E

Generated Palette

#021E01#021E01

#1D011E#1D011E

#101E01#101E01

#011E0E#011E0E

#087704#087704

Black#000000

Color Harmonies

#1D011E#1D011E

#101E01#101E01

#011E0E#011E0E

#01021E#01021E

#1E0102#1E0102

Variants

#087704#087704

Black#000000

#011F00#011F00

#051A04#051A04

#158D11#158D11

#024700#024700

Nearest Named Colors

Carbon Black#0C0C0C

Black#000000

Matte Black#1A1A1A

Carbon Fiber#1C1C1C

Raisin#242124

#021E01

CSS

Machine-Readable HEX Data (JSON)

About #021E01

WCAG Accessibility

Accessibility-Safe Pairings and Alternatives

Accessible Alternatives

Generated Palette

Color Harmonies

Variants

Nearest Named Colors

Related HEX Guides