Chromatic Observatory · ui-color
button color kit for #1D4ED8
States derive from the base color’s measured lightness, chroma and contrast.
Calculated data
Coordinates and result
Every output is calculated directly from the input color using full-precision numeric transformations.
default#1D4ED86.7:1
hover#2756D16.29:1
active#1940AC8.86:1
subtle#DDE8FF1.23:1
text#FFFFFF6.7:1
border#BBD1FF1.54:1
Applied preview
Light, surface and interface
Applied sample · button
A practical result preview
States derive from the base color’s measured lightness, chroma and contrast.
Secondary canvas test
Behavior on a dark canvas
Every output is calculated directly from the input color using full-precision numeric transformations.
Output
Code and tokens
--control: #1d4ed8;
--control-hover: #2756d1;
--control-active: #1940ac;
--control-subtle: #dde8ff;
--control-text: #ffffff;{
"type": "ui-color",
"preset": "button",
"input": "1d4ed8",
"result": "1d4ed8",
"colors": [
"1d4ed8",
"2756d1",
"1940ac",
"dde8ff",
"ffffff",
"bbd1ff"
]
}Frequently asked questions
How is this result calculated?
Every output is calculated directly from the input color using full-precision numeric transformations.
Is the result always accessible?
No. Contrast must be measured against the final background; this page does not claim universal accessibility.