Hướng dẫn bootstrap change button color - màu nút thay đổi bootstrap

2022 Update for Bootstrap 5

Bootstrap 5 has the same button-variant and button-outline-variant SASS mixins which can be used to customize the button color after bootstrap is imported...

/* import the Bootstrap */
@import "bootstrap";

/* ------- customize primary button color -------- */   
$mynewcolor:#77cccc;

.btn-primary {
    @include button-variant[$mynewcolor, darken[$mynewcolor, 7.5%], darken[$mynewcolor, 10%], lighten[$mynewcolor,5%], lighten[$mynewcolor, 10%], darken[$mynewcolor,30%]];
}

.btn-outline-primary {
    @include button-outline-variant[$mynewcolor, #222222, lighten[$mynewcolor,5%], $mynewcolor];
}

//codeply.com/p/UNvB5hRsfF

2019 Update for Bootstrap 4

Now that Bootstrap 4 uses SASS, you can easily change the primary button color using the button-variant mixins:change the primary button color using the button-variant mixins:change the primary button color using the button-variant mixins:

$mynewcolor:#77cccc;

.btn-primary {
    @include button-variant[$mynewcolor, darken[$mynewcolor, 7.5%], darken[$mynewcolor, 10%], lighten[$mynewcolor,5%], lighten[$mynewcolor, 10%], darken[$mynewcolor,30%]];
}
    
.btn-outline-primary {
    @include button-outline-variant[$mynewcolor, #222222, lighten[$mynewcolor,5%], $mynewcolor];
}

//codeply.com/p/JnV3xDDiaH [SASS demo]SASS demo]SASS demo]

This SASS compiles into the following CSS...

.btn-primary {
    color: #212529;
    background-color: #7cc;
    border-color: #5bc2c2
}

.btn-primary:hover {
    color: #212529;
    background-color: #52bebe;
    border-color: #8ad3d3
}

.btn-primary:focus,
.btn-primary.focus {
    box-shadow: 0 0 0 .2rem rgba[91, 194, 194, 0.5]
}

.btn-primary.disabled,
.btn-primary:disabled {
    color: #212529;
    background-color: #7cc;
    border-color: #5bc2c2
}

.btn-primary:not[:disabled]:not[.disabled]:active,
.btn-primary:not[:disabled]:not[.disabled].active,
.show>.btn-primary.dropdown-toggle {
    color: #212529;
    background-color: #9cdada;
    border-color: #2e7c7c
}

.btn-primary:not[:disabled]:not[.disabled]:active:focus,
.btn-primary:not[:disabled]:not[.disabled].active:focus,
.show>.btn-primary.dropdown-toggle:focus {
    box-shadow: 0 0 0 .2rem rgba[91, 194, 194, 0.5]
}

.btn-outline-primary {
    color: #7cc;
    background-color: transparent;
    background-image: none;
    border-color: #7cc
}

.btn-outline-primary:hover {
    color: #222;
    background-color: #8ad3d3;
    border-color: #7cc
}

.btn-outline-primary:focus,
.btn-outline-primary.focus {
    box-shadow: 0 0 0 .2rem rgba[119, 204, 204, 0.5]
}

.btn-outline-primary.disabled,
.btn-outline-primary:disabled {
    color: #7cc;
    background-color: transparent
}

.btn-outline-primary:not[:disabled]:not[.disabled]:active,
.btn-outline-primary:not[:disabled]:not[.disabled].active,
.show>.btn-outline-primary.dropdown-toggle {
    color: #212529;
    background-color: #8ad3d3;
    border-color: #7cc
}

.btn-outline-primary:not[:disabled]:not[.disabled]:active:focus,
.btn-outline-primary:not[:disabled]:not[.disabled].active:focus,
.show>.btn-outline-primary.dropdown-toggle:focus {
    box-shadow: 0 0 0 .2rem rgba[119, 204, 204, 0.5]
}

//codeply.com/go/lD3tUE01lo [CSS demo]CSS demo]CSS demo]

To change the primary color for all classes see: Customizing Bootstrap CSS template and How to change the bootstrap primary color?

Bản cập nhật 2019 cho Bootstrap 4

Bây giờ Bootstrap 4 sử dụng SASS, bạn có thể dễ dàng thay đổi màu nút chính bằng cách sử dụng các button-variantmixin:thay đổi màu nút chính bằng cách sử dụng các button-variantmixin:thay đổi màu nút chính bằng cách sử dụng các button-variantmixin:

$mynewcolor:#77cccc;

.btn-primary {
    @include button-variant[$mynewcolor, darken[$mynewcolor, 7.5%], darken[$mynewcolor, 10%], lighten[$mynewcolor,5%], lighten[$mynewcolor, 10%], darken[$mynewcolor,30%]];
}
    
.btn-outline-primary {
    @include button-outline-variant[$mynewcolor, #222222, lighten[$mynewcolor,5%], $mynewcolor];
}

//codeply.com/go/2bHYxYSC0n [ SASS demo ]SASS demo ]SASS demo ]

SASS này biên dịch thành CSS sau ...

.btn-primary {
    color: #212529;
    background-color: #7cc;
    border-color: #5bc2c2
}

.btn-primary:hover {
    color: #212529;
    background-color: #52bebe;
    border-color: #8ad3d3
}

.btn-primary:focus,
.btn-primary.focus {
    box-shadow: 0 0 0 .2rem rgba[91, 194, 194, 0.5]
}

.btn-primary.disabled,
.btn-primary:disabled {
    color: #212529;
    background-color: #7cc;
    border-color: #5bc2c2
}

.btn-primary:not[:disabled]:not[.disabled]:active,
.btn-primary:not[:disabled]:not[.disabled].active,
.show>.btn-primary.dropdown-toggle {
    color: #212529;
    background-color: #9cdada;
    border-color: #2e7c7c
}

.btn-primary:not[:disabled]:not[.disabled]:active:focus,
.btn-primary:not[:disabled]:not[.disabled].active:focus,
.show>.btn-primary.dropdown-toggle:focus {
    box-shadow: 0 0 0 .2rem rgba[91, 194, 194, 0.5]
}

.btn-outline-primary {
    color: #7cc;
    background-color: transparent;
    background-image: none;
    border-color: #7cc
}

.btn-outline-primary:hover {
    color: #222;
    background-color: #8ad3d3;
    border-color: #7cc
}

.btn-outline-primary:focus,
.btn-outline-primary.focus {
    box-shadow: 0 0 0 .2rem rgba[119, 204, 204, 0.5]
}

.btn-outline-primary.disabled,
.btn-outline-primary:disabled {
    color: #7cc;
    background-color: transparent
}

.btn-outline-primary:not[:disabled]:not[.disabled]:active,
.btn-outline-primary:not[:disabled]:not[.disabled].active,
.show>.btn-outline-primary.dropdown-toggle {
    color: #212529;
    background-color: #8ad3d3;
    border-color: #7cc
}

.btn-outline-primary:not[:disabled]:not[.disabled]:active:focus,
.btn-outline-primary:not[:disabled]:not[.disabled].active:focus,
.show>.btn-outline-primary.dropdown-toggle:focus {
    box-shadow: 0 0 0 .2rem rgba[119, 204, 204, 0.5]
}

//codeply.com/go/lD3tUE01lo [Bản trình diễn CSS ]trình diễn CSS ]trình diễn CSS ]

Để thay đổi màu chính cho tất cả các lớp, hãy xem: Tùy chỉnh mẫu CSS Bootstrap và Cách thay đổi màu chính của bootstrap?

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