src/styles/themes/angularjs-color-picker-bootstrap.less
.color-picker-wrapper {
.color-picker-input-wrapper {
width: 100%;
}
.color-picker-swatch {
&:not(.input-group-addon) {
height: 28px;
}
}
&.color-picker-swatch-only {
.input-group {
.input-group-addon {
border-radius: 4px;
}
}
}
}