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webawesome/docs/_includes/contrast-table.njk
2025-02-18 16:11:40 -05:00

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<table class="colors wa-palette-{{ paletteId }} contrast-table" data-min-contrast="{{ minContrast }}">
<thead>
<tr>
<th></th>
{% for tint_bg in tints -%}
{% for tint_fg in tints | reverse -%}
{% if (tint_fg - tint_bg) | abs == difference %}
<th>{{ tint_fg }} on {{ tint_bg }}</th>
{% endif %}
{%- endfor -%}
{%- endfor %}
</tr>
</thead>
{% for hue in hues -%}
<tr data-hue="{{ hue }}">
<th>{{ hue | capitalize }}</th>
{% for tint_bg in tints -%}
{% set color_bg = palettes[paletteId][hue][tint_bg] %}
{% for tint_fg in tints | reverse -%}
{% set color_fg = palettes[paletteId][hue][tint_fg] %}
{% if (tint_fg - tint_bg) | abs == difference %}
{% set contrast_wcag = '' %}
{% if color_fg and color_bg -%}
{% set contrast_wcag = color_bg.contrast(color_fg, 'WCAG21') %}
{%- endif %}
<td v-for="contrast of [contrasts.{{ hue }}['{{ tint_bg }}']['{{ tint_fg }}']]"
data-tint-bg="{{ tint_bg }}" data-tint-fg="{{ tint_fg }}" data-original-contrast="{{ contrast_wcag }}">
<div v-content:number="contrast.value"
class="color swatch" :class="{
'value-up': contrast.value - contrast.original > 0.0001,
'value-down': contrast.original - contrast.value > 0.0001,
'contrast-fail': contrast.value < {{ minContrast }}
}"
style="--color: var(--wa-color-{{ hue }}-{{ tint_bg }}); color: var(--wa-color-{{ hue }}-{{ tint_fg }})"
:style="{
'--color': contrast.bgColor,
color: contrast.fgColor,
}"
>
{% if contrast_wcag %}
{{ contrast_wcag | number({maximumSignificantDigits: 2}) }}
{% else %}
{{ tint_fg }} on {{ tint_bg }}
{% endif %}
</div>
</td>
{% endif %}
{%- endfor -%}
{%- endfor -%}
</tr>
{%- endfor %}
</table>