adobe/leonardo

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Generate colors based on a desired contrast ratio

Stars: 2.1k
Forks: 130
Open beginner issues: 0
Indexed issues: 55

Dominant language: JavaScript
License: Apache-2.0
Last GitHub push: Jul 8, 2026
Latest indexed: Sep 14, 2026
Contributing guide: Contributing guide
Code of conduct: Code of conduct
Beginner labels: No beginner labels indexed
PR merge metrics: No merged PRs in 30d

Open All

55 open issues indexed

Add interactivity for color scale sliders Open

enhancement UI

adobe/leonardo#6 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Mobile not matching ratios Open

bug

adobe/leonardo#10 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Not responsive / mobile UX Open

enhancement UI

adobe/leonardo#11 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Slider opacity/visibility on mobile Open

bug

adobe/leonardo#12 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Typekit for Adobe Clean font Open

enhancement UI

adobe/leonardo#13 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Android site loading Open

bug UI

adobe/leonardo#22 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Add contrast distribution to your package Open

enhancement npm packages

adobe/leonardo#44 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Improve on boarding/FTU experience Open

enhancement UI

adobe/leonardo#45 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Package name & modules Open

enhancement npm packages

adobe/leonardo#47 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 14, 2026
"Long" interpolation option Open

enhancement npm packages

adobe/leonardo#51 · 0 comments · 1 reaction · 0 assignees · Indexed Sep 14, 2026
Feature Request: manual color additions with locks Open

adobe/leonardo#57 · 1 comment · 1 reaction · 0 assignees · Indexed Sep 14, 2026
Cross-browser testing Open

enhancement UI

adobe/leonardo#58 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
URL update on first load of themes page Open

bug UI

adobe/leonardo#63 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
CIELUV and polar CIELUV support Open

enhancement npm packages UI

adobe/leonardo#64 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
HWB support Open

enhancement npm packages UI

adobe/leonardo#65 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Color picker component Open

enhancement UI

adobe/leonardo#67 · 6 comments · 4 reactions · 0 assignees · Indexed Sep 14, 2026
Webpack build or pre-built minified library Open

enhancement npm packages

adobe/leonardo#69 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
“Next closest accessible color” feature Open

enhancement npm packages UI

adobe/leonardo#71 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Equidistant lightness distributions for swatches Open

enhancement UI

adobe/leonardo#77 · 0 comments · 1 reaction · 0 assignees · Indexed Sep 14, 2026
CVD conflict reporting Open

enhancement UI

adobe/leonardo#100 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
API improvements Open

enhancement npm packages

adobe/leonardo#134 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Change the contrast between two colors to the target value in NPM Open

enhancement npm packages

adobe/leonardo#148 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Defined colour value included in "Generated Colors" Open

enhancement UI

adobe/leonardo#149 · 4 comments · 1 reaction · 0 assignees · Indexed Sep 14, 2026
Paste from clipboard does not work Open

bug UI

adobe/leonardo#150 · 3 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Failing tests Open

bug

adobe/leonardo#156 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Theme url with background lightness of 0 causes js error Open

bug UI

adobe/leonardo#159 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Import ratios not working Open

bug UI

adobe/leonardo#160 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Option to do colour scale for whole theme, rather than just individual colours Open

enhancement UI

adobe/leonardo#161 · 0 comments · 1 reaction · 0 assignees · Indexed Sep 14, 2026
Data loss with page refresh Open

bug UI

adobe/leonardo#162 · 2 comments · 2 reactions · 0 assignees · Indexed Sep 14, 2026
Module not found: Error: Can't resolve '@adobe/leonardo-contrast-colors' Open

bug

adobe/leonardo#173 · 4 comments · 5 reactions · 0 assignees · Indexed Sep 14, 2026
Enter exact values on sliders Open

enhancement UI

adobe/leonardo#174 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Can't past. Open

bug UI

adobe/leonardo#176 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
LeonardoColor.io Website current unusable/scrollable . Win11 & MacOS Monterey confirmed. Open

bug UI

adobe/leonardo#177 · 4 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Background color cannot be changed Open

bug UI

adobe/leonardo#178 · 9 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Theme URL error/won't load Open

bug UI

adobe/leonardo#179 · 7 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Export json color tokens with color family objects Open

enhancement UI

adobe/leonardo#184 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
WCAG 3 APCA Lc contrast calculations Open

enhancement UI

adobe/leonardo#197 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Missing API docs for APCA formula Open

bug

adobe/leonardo#198 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 14, 2026
High severity vulnerabilities for ciebase > mout when installing with npm Open

bug

adobe/leonardo#202 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Match a value to the brand to the key color. Open

enhancement UI

adobe/leonardo#204 · 2 comments · 6 reactions · 0 assignees · Indexed Sep 14, 2026
Adaptive color theme "Copy theme URL" function results in a broken link Open

bug UI

adobe/leonardo#211 · 6 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Scrollability Issue with Touchpad Two-Finger Gesture Open

bug UI

adobe/leonardo#214 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Scales - please let us import/export config Open

enhancement UI

adobe/leonardo#230 · 0 comments · 3 reactions · 0 assignees · Indexed Sep 14, 2026
Poor color contrast on leonardocolor.io when user prefers-color-scheme:dark Open

adobe/leonardo#249 · 0 comments · 1 reaction · 0 assignees · Indexed Sep 14, 2026
Allow importing existing hex colors Open

enhancement UI

adobe/leonardo#250 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Node-Vibrant Dependency Upgrade Open

adobe/leonardo#251 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Lightness values not preserved when reopening URL Open

bug UI

adobe/leonardo#252 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Diverging palette does not handle darker middle colors Open

bug UI

adobe/leonardo#253 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
How to replicate the website's functionality for a single input color Open

adobe/leonardo#254 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Allow OKlab / OKlch as output format Open

enhancement UI

adobe/leonardo#255 · 1 comment · 2 reactions · 0 assignees · Indexed Sep 14, 2026

adobe/leonardo

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