Colors Encyclopedia

HEX atlas value

#1D9057

#1D9057 is a cool green HEX color close to Sea Green. According to Colors Encyclopedia, it converts to RGB 29, 144, 87, HSL 150, 66%, 34%, has luminance 0.209, and belongs to the jewel tone group.

greencooljewel-tone
#1D9057 Sample readable text
HEX #1D9057
RGB rgb(29, 144, 87)
HSL hsl(150 66% 34%)
CMYK cmyk(80, 0, 40, 44)
Luminance 0.209
Contrast Black 5.18:1White 4.05:1

CSS

--color-1d9057: #1D9057;
.background-1d9057 { background-color: #1D9057; }
.text-1d9057 { color: #1D9057; }

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
Luminance0.209
Black text5.18:1AA Pass
White text4.05:1AA 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
Download JSON Open API
Structured sections
Color systems
{"hex":"#1D9057","rgb":[29,144,87],"hsl":[150,66,34],"cmyk":[80,0,40,44],"luminance":0.209,"contrast":{"black":5.18,"white":4.05}}
WCAG
{"AA":["#000000"],"AAA":[]}
Safe pairings
[{"name":"Black text","hex":"#000000","contrast":5.18,"wcagAA":true,"wcagAAA":false},{"name":"White text","hex":"#FFFFFF","contrast":4.05,"wcagAA":false,"wcagAAA":false}]
Accessible alternatives
[{"name":"#0E4429","hex":"#0E4429","family":"green","bestTextColor":"#FFFFFF","contrastBlack":1.88,"contrastWhite":11.18,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":["#FFFFFF","#F5F5F5"]},{"name":"#34D585","hex":"#34D585","family":"green","bestTextColor":"#000000","contrastBlack":11,"contrastWhite":1.91,"wcagAA":["#000000","#1A1A1A","#36454F"],"wcagAAA":["#000000","#1A1A1A"]},{"name":"#901D57","hex":"#901D57","family":"pink","bestTextColor":"#FFFFFF","contrastBlack":2.5,"contrastWhite":8.4,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":["#FFFFFF","#F5F5F5"]},{"name":"Jade","hex":"#00A86B","family":"green","bestTextColor":"#000000","contrastBlack":6.81,"contrastWhite":3.08,"wcagAA":["#000000","#1A1A1A"],"wcagAAA":[]},{"name":"#0AA357","hex":"#0AA357","family":"green","bestTextColor":"#000000","contrastBlack":6.39,"contrastWhite":3.29,"wcagAA":["#000000","#1A1A1A"],"wcagAAA":[]}]
AI context
{"semanticGroups":["cool green","jewel tone","jewel tone green","Sea Green adjacent"],"useCases":["color conversion","WCAG contrast checks","CSS color tokens","rich accent palettes","botanical and wellness palettes"],"contrastSafeWith":["#000000"],"relatedEndpoints":["https://www.colorsencyclopedia.com/api/hex/1d9057.json","https://www.colorsencyclopedia.com/api/hex.json","https://www.colorsencyclopedia.com/api/colors/sea-green.json","https://www.colorsencyclopedia.com/api/colors/traffic-green.json","https://www.colorsencyclopedia.com/api/colors/shamrock.json"]}
Harmonies
{"complementary":"#901D57","analogous":["#1D901D","#1D9090"],"triadic":["#571D90","#90571D"],"tetradic":["#1D1D90","#901D57","#90901D"],"splitComplementary":["#901D90","#901D1D"],"monochromatic":["#34D585","#1D9057","#0E4429"]}
Variants
{"light":"#34D585","dark":"#0E4429","saturated":"#0AA357","desaturated":"#317D57","pastel":"#61CC96","neon":"#00D66B"}
Nearest named colors
[{"slug":"sea-green","name":"Sea Green","hex":"#2E8B57","distance":17.72004514666935},{"slug":"traffic-green","name":"Traffic Green","hex":"#008450","distance":32.155870381627054},{"slug":"shamrock","name":"Shamrock","hex":"#009E60","distance":33.436506994600975},{"slug":"jade","name":"Jade","hex":"#00A86B","distance":42.62628297189423},{"slug":"pine-green","name":"Pine Green","hex":"#01796F","distance":43.46262762420146}]
Dataset manifest Version 1.0.0 Build hash published in manifest Canonical page

HEX meaning and use

About #1D9057

#1D9057 is classified as a cool green value with jewel tone visual character. #1D9057 is visually closest to Sea Green, a named green color with HEX #2E8B57.

The RGB channels are 29, 144, and 87, with green carrying the strongest channel weight. In HSL, the hue is 150deg with 66% saturation and 34% lightness, so this page treats it as a moderate-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 rich accent palettes. Its luminance is 0.209, black text provides the stronger contrast for readable interface or documentation use, and Its nearest named-color distance is 17.72, which helps separate this atlas value from adjacent named color records.

WCAG Accessibility

Black text5.18:1AA Pass
White text4.05:1AA Fail

AA text options: #000000.

AAA text options: none in seed set.

Accessibility-Safe Pairings and Alternatives

Use these pairings when #1D9057 needs readable text, badges, interface states, or nearby accessible alternatives.

Black text#0000005.18:1 · AA
White text#FFFFFF4.05:1 · Fail

Accessible Alternatives

#0E4429#FFFFFF text · best 11.18:1#0E4429
#34D585#000000 text · best 11:1#34D585
#901D57#FFFFFF text · best 8.4:1#901D57
Jade#000000 text · best 6.81:1#00A86B
#0AA357#000000 text · best 6.39:1#0AA357

Generated Palette

#1D9057#1D9057
#901D57#901D57
#1D901D#1D901D
#1D9090#1D9090
#34D585#34D585
#0E4429#0E4429

Color Harmonies

#901D57#901D57
#1D901D#1D901D
#1D9090#1D9090
#571D90#571D90
#90571D#90571D

Variants

#34D585#34D585
#0E4429#0E4429
#0AA357#0AA357
#317D57#317D57
#61CC96#61CC96
#00D66B#00D66B

Nearest Named Colors

Sea Green#2E8B57
Traffic Green#008450
Shamrock#009E60
Jade#00A86B
Pine Green#01796F

Related HEX Guides

Sea Green colorOpen the nearest named color reference for #2E8B57.Traffic Green colorOpen the nearest named color reference for #008450.Shamrock colorOpen the nearest named color reference for #009E60.Green color familyBrowse named green colors related to this HEX value.Cool colorsExplore colors with similar temperature behavior.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.#1D9057 APIOpen the machine-readable JSON record for this HEX value.