33Title : CSS Color HDR Module Level 1
44Shortname : css-color-hdr
55Level : 1
6- Status : ED
6+ Status : FPWD
7+ Date : 2024-12-17
8+ Prepare for TR : yes
79Group : csswg
810TR : https://www.w3.org/TR/css-color-hdr-1/
911ED : https://drafts.csswg.org/css-color-hdr-1/
@@ -14,6 +16,23 @@ WPT Path Prefix: css/css-color-hdr/
1416WPT Display : open
1517</pre>
1618
19+ <pre class="link-defaults">
20+ spec:css-cascade-5; type:dfn; text:computed value
21+ spec:css-color-4; type:dfn; text:color space
22+ spec:css-color-4; type:dfn; text:gamut
23+ spec:css-color-4; type:dfn; text:rectangular orthogonal color
24+ spec:css-color-4; type:dfn; text:cylindrical polar color
25+ spec:css-color-4; type:value; text:none
26+ spec:css-color-4; type:value; text:srgb
27+ spec:css-color-4; type:dfn; text:modern color syntax
28+ spec:css-color-4; type:value; text:alpha-value
29+ spec:css-color-5; type:type; text:<color>
30+ spec:css-color-adjust-1; type:value; text:light
31+ spec:css-color-adjust-1; type:value; text:dark
32+ spec:css-color-4; type:value; text:rec2020
33+ spec:css-color-4; type:dfn; text:D65
34+ </pre>
35+
1736<pre class=biblio>
1837 {
1938 "ARIB_STD-B67": {
@@ -264,7 +283,7 @@ The 'dynamic-range-limit' property {#the-dynamic-range-limit-property}
264283 Applies to : all elements
265284 Inherited : yes
266285 Percentages : n/a
267- Computed value : see <a href="#computing-dynamic-range-limit">Computed Value for ' dynamic-range-limit' </a>
286+ Computed value : see <a href="#computing-dynamic-range-limit">Computed Value for dynamic-range-limit</a>
268287 Animation type : by ''dynamic-range-limit-mix()''
269288 Canonical order : per grammar
270289 </pre>
@@ -310,7 +329,7 @@ The 'dynamic-range-limit' property {#the-dynamic-range-limit-property}
310329Mixing Dynamic Range Limits: the ''dynamic-range-limit-mix()'' function {#dynamic-range-limit-mix}
311330--------------------------------------------------------
312331
313- This function takes two dynamic-range-limit values,
332+ This function takes two ' dynamic-range-limit' values,
314333 converts them internally to a value in stops above media white,
315334 and alters the display to the result of mixing them
316335 by the specified amount.
@@ -437,7 +456,7 @@ Predefined color spaces for HDR: {#predefined-HDR}
437456 <tr><th> Red chromaticity</th><td> 0.708</td><td> 0.292</td></tr>
438457 <tr><th> Green chromaticity</th><td> 0.170</td><td> 0.797</td></tr>
439458 <tr><th> Blue chromaticity</th><td> 0.131</td><td> 0.046</td></tr>
440- <tr><th> White chromaticity</th><td colspan="2"> [=D65 whitepoint|D65 =] </td></tr>
459+ <tr><th> White chromaticity</th><td colspan="2"> [=D65=] </td></tr>
441460 <tr><th> Transfer function</th><td colspan="2"> Perceptual Quantizer</td></tr>
442461 <tr><th> White luminance</th><td colspan="2"> 203 cd/m²</td></tr>
443462 <tr><th> Peak white luminance</th><td colspan="2"> 10,000 cd/m²</td></tr>
@@ -557,7 +576,7 @@ Predefined color spaces for HDR: {#predefined-HDR}
557576 <tr><th> Red chromaticity</th><td> 0.708</td><td> 0.292</td></tr>
558577 <tr><th> Green chromaticity</th><td> 0.170</td><td> 0.797</td></tr>
559578 <tr><th> Blue chromaticity</th><td> 0.131</td><td> 0.046</td></tr>
560- <tr><th> White chromaticity</th><td colspan="2"> [=D65 whitepoint|D65 =] </td></tr>
579+ <tr><th> White chromaticity</th><td colspan="2"> [=D65=] </td></tr>
561580 <tr><th> Transfer function</th><td colspan="2"> Hybrid log Gamma</td></tr>
562581 <tr><th> White luminance</th></tr><td colspan="2"> depends on viewing conditions</td></tr>
563582 <tr><th> Peak white luminance</th><td colspan="2"> 12 times reference white</td></tr>
@@ -690,7 +709,7 @@ Predefined color spaces for HDR: {#predefined-HDR}
690709 <tr><th> Red chromaticity</th><td> 0.708</td><td> 0.292</td></tr>
691710 <tr><th> Green chromaticity</th><td> 0.170</td><td> 0.797</td></tr>
692711 <tr><th> Blue chromaticity</th><td> 0.131</td><td> 0.046</td></tr>
693- <tr><th> White chromaticity</th><td colspan="2"> [=D65 whitepoint|D65 =] </td></tr>
712+ <tr><th> White chromaticity</th><td colspan="2"> [=D65=] </td></tr>
694713 <tr><th> Transfer function</th><td colspan="2"> Linear</td></tr>
695714 <tr><th> White luminance</th><td colspan="2"> 203 cd/m²</td></tr>
696715 <tr><th> Peak white luminance</th><td colspan="2"> 10,000 cd/m²</td></tr>
@@ -727,7 +746,7 @@ Predefined color spaces for HDR: {#predefined-HDR}
727746
728747 <table>
729748 <thead><td></td><td> x</td><td> y</td></thead>
730- <tr><th> White chromaticity</th><td colspan="2"> [=D65 whitepoint|D65 =] </td></tr>
749+ <tr><th> White chromaticity</th><td colspan="2"> [=D65=] </td></tr>
731750 <tr><th> Transfer function</th><td colspan="2"> Perceptual Quantizer</td></tr>
732751 <tr><th> Peak white luminance</th><td colspan="2"> 10,000 cd/m²</td></tr>
733752 <tr><th> Black luminance</th><td colspan="2"> 0.001 cd/m²</td></tr>
@@ -743,7 +762,7 @@ Predefined color spaces for HDR: {#predefined-HDR}
743762 </tr>
744763 </table>
745764
746- Note that unlike Lab, a [=D65 whitepoint=] is used.
765+ Note that unlike Lab, a [=D65=] whitepoint is used.
747766 Thus, for most RGB spaces
748767 (which also use a D65 whitepoint)
749768 no chromatic adaptation step need be performed.
@@ -822,7 +841,7 @@ Converting JzCzHz colors to Jzazbz colors</h4>
822841 It is based on human visual system LMS cone primaries;
823842 the Hunt-Pointer-Estevez (HPE) XYZ to LMS transform
824843 is used,
825- normalized to a [=D65 whitepoint=] .
844+ normalized to a [=D65=] whitepoint .
826845 A crosstalk matrix is then applied,
827846 to reduce the gamut hull concavities of BT.2020 RGB,
828847 thus reducing interpolation errors.
@@ -833,7 +852,7 @@ Converting JzCzHz colors to Jzazbz colors</h4>
833852
834853 <table>
835854 <thead><td></td><td> x</td><td> y</td></thead>
836- <tr><th> White chromaticity</th><td colspan="2"> [=D65 whitepoint|D65 =] </td></tr>
855+ <tr><th> White chromaticity</th><td colspan="2"> [=D65=] </td></tr>
837856 <tr><th> Transfer function</th><td colspan="2"> Perceptual Quantizer</td></tr>
838857 <tr><th> White luminance</th><td colspan="2"> 203 cd/m²</td></tr>
839858 <tr><th> Peak white luminance</th><td colspan="2"> 10,000 cd/m²</td></tr>
@@ -856,7 +875,7 @@ Converting JzCzHz colors to Jzazbz colors</h4>
856875 and thus, any other color space can also be represented
857876 by applying an XYZ to LMS transform.
858877
859- Note that unlike Lab, a [=D65 whitepoint=] is used.
878+ Note that unlike Lab, a [=D65=] whitepoint is used.
860879
861880 Also unlike Lab, which has primarily been tested with
862881 lower-intensity reflective colors,
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