Tinta Copper Horizon
3-color CSS gradient
Copper Horizon is a 3-color CSS linear gradient built from #3E1E14, #B5651D, and #F2C57C. Its hues sit in the orange and yellow ranges, and reads as warm. White text on it keeps at least 1.61:1 at its weakest point — below every WCAG text threshold.
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ContinueShade scales
Each color as a 50–950 ramp, like Tailwind's built-in palettes — ready for a design system. The ringed step is closest to the original color.
#3E1E14
#B5651D
#F2C57C
@theme {
--color-copper-horizon-1-50: #FCF6F4;
--color-copper-horizon-1-100: #F5E9E6;
--color-copper-horizon-1-200: #EAD6D0;
--color-copper-horizon-1-300: #DABCB2;
--color-copper-horizon-1-400: #C09B8F;
--color-copper-horizon-1-500: #A88073;
--color-copper-horizon-1-600: #8E695D;
--color-copper-horizon-1-700: #745349;
--color-copper-horizon-1-800: #5D4239;
--color-copper-horizon-1-900: #49332C;
--color-copper-horizon-1-950: #2F201B;
}
@theme {
--color-copper-horizon-2-50: #FFF5EF;
--color-copper-horizon-2-100: #FEE7D8;
--color-copper-horizon-2-200: #FAD2B6;
--color-copper-horizon-2-300: #F1B489;
--color-copper-horizon-2-400: #DC9157;
--color-copper-horizon-2-500: #C5732F;
--color-copper-horizon-2-600: #A95C15;
--color-copper-horizon-2-700: #8B4801;
--color-copper-horizon-2-800: #703800;
--color-copper-horizon-2-900: #592C00;
--color-copper-horizon-2-950: #3A1A00;
}
@theme {
--color-copper-horizon-3-50: #FCF7EE;
--color-copper-horizon-3-100: #F6EBD9;
--color-copper-horizon-3-200: #ECD8B9;
--color-copper-horizon-3-300: #DDBE8D;
--color-copper-horizon-3-400: #C59E5E;
--color-copper-horizon-3-500: #AD8239;
--color-copper-horizon-3-600: #936B21;
--color-copper-horizon-3-700: #785510;
--color-copper-horizon-3-800: #604309;
--color-copper-horizon-3-900: #4C3407;
--color-copper-horizon-3-950: #312001;
}Light & dark theme
This palette as semantic tokens for a real interface, in both modes. Text, muted text and button labels are adjusted until they pass WCAG AA.
Light
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Dark
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:root {
--background: #FDF9F8;
--surface: #F7F2F0;
--text: #201917;
--muted: #6A615E;
--border: #E4DCD9;
--primary: #B5651D;
--primary-foreground: #FFFFFF;
--accent: #703900;
--accent-foreground: #FAFAF9;
}
.dark {
--background: #130E0C;
--surface: #1F1815;
--text: #F6ECE9;
--muted: #ACA29F;
--border: #38312F;
--primary: #D4813F;
--primary-foreground: #1C1917;
--accent: #DB8745;
--accent-foreground: #1C1917;
}Contrast checker
Text color (rows) on background (columns), scored against WCAG 2.1. 2 of 6 palette combinations are readable as body text. White and near-black text are included for comparison.
| Text ↓ / Bg → | #3E1E14 | #B5651D | #F2C57C |
|---|---|---|---|
| #3E1E14 | Same color | 3.5AA18 | 9.3AAA |
| #B5651D | 3.5AA18 | Same color | 2.7Fail |
| #F2C57C | 9.3AAA | 2.7Fail | Same color |
| White | 15.0AAA | 4.3AA18 | 1.6Fail |
| Near-black | 1.2Fail | 4.0AA18 | 10.9AAA |
AAA ≥ 7:1 · AA ≥ 4.5:1 body text· AA18 ≥ 3:1 large text (18pt, or 14pt bold) only
Text that works on each color
- White on #3E1E14 · 15.0:1
- White on #B5651D · 4.3:1
- Near-black on #F2C57C · 10.9:1
Suggested fixes for 4 failing pairs
The nearest shade of the text color that passes AA (4.5:1), keeping its hue. Click one to copy it.
Color blindness check
About 1 in 12 men and 1 in 200 women see color differently. Simulated with the Machado (2009) model.
No green cones — the most common form. No two swatches become hard to tell apart here.
What are the HEX, RGB, and HSL values for Copper Horizon?
Every color in this 3-color set, with its contrast ratio against white and black.
| Color | Name | HEX | RGB | HSL | On white | On black |
|---|---|---|---|---|---|---|
| #3E1E14 | Bistre | #3E1E14 | 62, 30, 20 | 14°, 51%, 16% | 14.99:1 | 1.40:1 |
| #B5651D | Copper | #B5651D | 181, 101, 29 | 28°, 72%, 41% | 4.34:1 | 4.84:1 |
| #F2C57C | Burlywood | #F2C57C | 242, 197, 124 | 37°, 82%, 72% | 1.61:1 | 13.05:1 |
Related gradients
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