#643a19 color: Cassiterite Brown
#643a19 is rgb(100, 58, 25) in RGB and oklch(39.294% 0.07538 56.211) in OKLCH. Every other format, shade and contrast value is below.
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- Brown
- Dark
- Soft
- Warm
- ≈ Taupe
- yellow-900
- Black 61%
Inside sRGB: displays the same on any screen.
Shades
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About #643a19
#643a19 is a soft dark brown color. In OKLCH it has 39.3% lightness, 0.075 chroma and a hue of 56°.
Inside sRGB: displays the same on any screen.
White text on it reaches 9.72:1 contrast and black text 2.16:1, so white text reads better.
The closest named color is Cassiterite Brown (#623c1f). In Tailwind CSS the closest color is yellow-900.
Lighter: #643a19 mixed with white
Darker: #643a19 mixed with black
Calmer: #643a19 with less saturation
Similar named colors
Colors that go with #643a19
Questions about #643a19
What color is #643a19?
#643a19 is soft dark brown. The closest named color is Cassiterite Brown. In RGB it is rgb(100, 58, 25), in HSL hsl(26.4, 60%, 24.51%) and in OKLCH oklch(39.294% 0.07538 56.211).
What colors go well with #643a19?
The complementary color of #643a19 is #124b69. For a calmer combination use the analogous colors #683430 and #584209. The triadic partners are #005344 and #4a3d69.
Is white or black text more readable on #643a19?
White text reads better on #643a19: white gives a contrast ratio of 9.72:1 and black gives 2.16:1. WCAG AA asks for at least 4.5:1 for body text.
Is #643a19 a warm or cool color?
#643a19 is a warm color. In OKLCH its hue is 56 degrees, its lightness 39.3% and its chroma 0.075.