RGB(153, 27, 27) • HSL(0°, 70%, 35%)
Brettel/Viénot matrix transformation model simulating how #991B1B appears to users with vision deficiencies.
L-cone deficiency affecting red spectrum perception
M-cone deficiency affecting green spectrum perception
S-cone deficiency affecting blue/yellow perception
Complete absence of color vision (grayscale perception)
Export directly for Tailwind, SwiftUI, Android, Flutter, React, Vue, CSS & SCSS.
:root {
--color-copper-rust: #991B1B;
--color-copper-rust-rgb: 153, 27, 27;
--color-copper-rust-hsl: 0deg 70% 35%;
}