Colors Encyclopedia

HEX atlas value

#1F531D

#1F531D is a cool green HEX color close to Terre Verte. According to Colors Encyclopedia, it converts to RGB 31, 83, 29, HSL 118, 48%, 22%, has luminance 0.0657, and belongs to the dark, earth tone, and jewel tone groups.

greencooldarkearth-tonejewel-tone
#1F531D Sample readable text
HEX #1F531D
RGB rgb(31, 83, 29)
HSL hsl(118 48% 22%)
CMYK cmyk(63, 0, 65, 67)
Luminance 0.0657
Contrast Black 2.31:1White 9.08:1

CSS

--color-1f531d: #1F531D;
.background-1f531d { background-color: #1F531D; }
.text-1f531d { color: #1F531D; }

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
Luminance0.0657
Black text2.31:1AA Fail
White text9.08:1AA 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":"#1F531D","rgb":[31,83,29],"hsl":[118,48,22],"cmyk":[63,0,65,67],"luminance":0.0657,"contrast":{"black":2.31,"white":9.08}}
WCAG
{"AA":["#FFFFFF","#F5F5F5"],"AAA":["#FFFFFF","#F5F5F5"]}
Safe pairings
[{"name":"Black text","hex":"#000000","contrast":2.31,"wcagAA":false,"wcagAAA":false},{"name":"White text","hex":"#FFFFFF","contrast":9.08,"wcagAA":true,"wcagAAA":true}]
Accessible alternatives
[{"name":"#060F05","hex":"#060F05","family":"green","bestTextColor":"#FFFFFF","contrastBlack":1.08,"contrastWhite":19.48,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":["#FFFFFF","#F5F5F5"]},{"name":"#511D53","hex":"#511D53","family":"pink","bestTextColor":"#FFFFFF","contrastBlack":1.65,"contrastWhite":12.73,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":["#FFFFFF","#F5F5F5"]},{"name":"British Racing Green","hex":"#004225","family":"green","bestTextColor":"#FFFFFF","contrastBlack":1.81,"contrastWhite":11.63,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":["#FFFFFF","#F5F5F5"]},{"name":"#2A472A","hex":"#2A472A","family":"green","bestTextColor":"#FFFFFF","contrastBlack":2.03,"contrastWhite":10.32,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":["#FFFFFF","#F5F5F5"]},{"name":"Pine Needle","hex":"#334D41","family":"green","bestTextColor":"#FFFFFF","contrastBlack":2.28,"contrastWhite":9.22,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":["#FFFFFF","#F5F5F5"]}]
AI context
{"semanticGroups":["cool green","dark","earth tone","jewel tone","dark green","earth tone green","jewel tone green","Terre Verte adjacent"],"useCases":["color conversion","WCAG contrast checks","CSS color tokens","natural palettes","rich accent palettes","dark theme accents"],"contrastSafeWith":["#FFFFFF","#F5F5F5"],"relatedEndpoints":["https://www.colorsencyclopedia.com/api/hex/1f531d.json","https://www.colorsencyclopedia.com/api/hex.json","https://www.colorsencyclopedia.com/api/colors/terre-verte.json","https://www.colorsencyclopedia.com/api/colors/british-racing-green.json","https://www.colorsencyclopedia.com/api/colors/emerald-dark.json"]}
Harmonies
{"complementary":"#511D53","analogous":["#3A531D","#1D5336"],"triadic":["#1D1F53","#531D1F"],"tetradic":["#1D3A53","#511D53","#53361D"],"splitComplementary":["#361D53","#531D3A"],"monochromatic":["#389735","#1F531D","#060F05"]}
Variants
{"light":"#389735","dark":"#060F05","saturated":"#135F11","desaturated":"#2A472A","pastel":"#539F50","neon":"#059900"}
Nearest named colors
[{"slug":"terre-verte","name":"Terre Verte","hex":"#385E0F","distance":30.692018506445613},{"slug":"british-racing-green","name":"British Racing Green","hex":"#004225","distance":36.24913792078372},{"slug":"emerald-dark","name":"Emerald Dark","hex":"#046307","distance":38.3275357934736},{"slug":"hunter-green","name":"Hunter Green","hex":"#355E3B","distance":38.79432948254165},{"slug":"pine-needle","name":"Pine Needle","hex":"#334D41","distance":41.617304093369626}]
Dataset manifest Version 1.0.0 Build hash published in manifest Canonical page

HEX meaning and use

About #1F531D

#1F531D is classified as a cool green value with dark, earth tone, and jewel tone visual character. #1F531D is visually closest to Terre Verte, a named green color with HEX #385E0F.

The RGB channels are 31, 83, and 29, with green carrying the strongest channel weight. In HSL, the hue is 118deg with 48% saturation and 22% lightness, so this page treats it as a moderate-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 natural palettes. Its luminance is 0.0657, white text provides the stronger contrast for readable interface or documentation use, and Its nearest named-color distance is 30.69, which helps separate this atlas value from adjacent named color records.

WCAG Accessibility

Black text2.31:1AA Fail
White text9.08:1AA Pass

AA text options: #FFFFFF, #F5F5F5.

AAA text options: #FFFFFF, #F5F5F5.

Accessibility-Safe Pairings and Alternatives

Use these pairings when #1F531D needs readable text, badges, interface states, or nearby accessible alternatives.

Black text#0000002.31:1 · Fail
White text#FFFFFF9.08:1 · AAA

Accessible Alternatives

#060F05#FFFFFF text · best 19.48:1#060F05
#511D53#FFFFFF text · best 12.73:1#511D53
British Racing Green#FFFFFF text · best 11.63:1#004225
#2A472A#FFFFFF text · best 10.32:1#2A472A
Pine Needle#FFFFFF text · best 9.22:1#334D41

Generated Palette

#1F531D#1F531D
#511D53#511D53
#3A531D#3A531D
#1D5336#1D5336
#389735#389735
#060F05#060F05

Color Harmonies

#511D53#511D53
#3A531D#3A531D
#1D5336#1D5336
#1D1F53#1D1F53
#531D1F#531D1F

Variants

#389735#389735
#060F05#060F05
#135F11#135F11
#2A472A#2A472A
#539F50#539F50
#059900#059900

Nearest Named Colors

Terre Verte#385E0F
British Racing Green#004225
Emerald Dark#046307
Hunter Green#355E3B
Pine Needle#334D41

Related HEX Guides

Terre Verte colorOpen the nearest named color reference for #385E0F.British Racing Green colorOpen the nearest named color reference for #004225.Emerald Dark colorOpen the nearest named color reference for #046307.Green color familyBrowse named green colors related to this HEX value.Cool colorsExplore colors with similar temperature behavior.Dark colorsFind colors in the dark group.Earth Tone colorsFind colors in the earth tone group.Jewel Tone colorsFind colors in the jewel tone 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.#1F531D APIOpen the machine-readable JSON record for this HEX value.