bootstrap-html/site/data/grays.yml

- name: 100
  hex: '#f8f9fa'
- name: 200
  hex: '#e9ecef'
- name: 300
  hex: '#dee2e6'
- name: 400
  hex: '#ced4da'
- name: 500
  hex: '#adb5bd'
- name: 600
  hex: '#868e96'
- name: 700
  hex: '#495057'
- name: 800
  hex: '#343a40'
- name: 900
  hex: '#212529'