SwaggerUI Dark Theme

custom.css

html {background-color: #212121}
svg {fill: #FFF!important}

.swagger-ui {background-color: #212121}
.swagger-ui .info .title {color: #EFEFEF}
.swagger-ui .info .base-url {color: #EFEFEF}
.swagger-ui .info p {color: #EFEFEF}
.swagger-ui .scheme-container {background-color: #333}
.swagger-ui .scheme-container .schemes > label {color: #EFEFEF}
.swagger-ui a {color: #EFEFEF!important}
.swagger-ui .opblock-tag small {color: #EFEFEF}
.swagger-ui .opblock .opblock-summary-description {color: #EFEFEF}
.swagger-ui {color: #EFEFEF}
.swagger-ui section.models h4 {color: #EFEFEF}
.swagger-ui .response-col_status {color: #EFEFEF}
.swagger-ui table thead tr th {color: #EFEFEF}
.swagger-ui .parameter__type {color: #EFEFEF}
.swagger-ui .model-title {color: #EFEFEF}
.swagger-ui .parameter__name {color: #DEDEDE}
.swagger-ui table thead tr td {color: #EFEFEF}
.swagger-ui .model {color: #DEDEDE}
.swagger-ui section.models.is-open h4 {border-bottom: 1px solid #EFEFEF}
.swagger-ui section.models {border: 1px solid #EFEFEF}
.swagger-ui section.models .model-container {background: #333}