#21497f color: Theatre Blue
#21497f is rgb(33, 73, 127) in RGB and oklch(40.602% 0.10158 256.729) in OKLCH. Every other format, shade and contrast value is below.
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- Blue
- Dark
- Vivid
- Deep
- Cool
- ≈ Cobalt
- sky-900
- Black 50%
Inside sRGB: displays the same on any screen.
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About #21497f
#21497f is a deep dark blue color. In OKLCH it has 40.6% lightness, 0.102 chroma and a hue of 257°.
Inside sRGB: displays the same on any screen.
White text on it reaches 9.04:1 contrast and black text 2.32:1, so white text reads better.
The closest named color is Theatre Blue (#21467a). In Tailwind CSS the closest color is sky-900.
Lighter: #21497f mixed with white
Darker: #21497f mixed with black
Calmer: #21497f with less saturation
Similar named colors
Colors that go with #21497f
Questions about #21497f
What color is #21497f?
#21497f is deep dark blue. The closest named color is Theatre Blue. In RGB it is rgb(33, 73, 127), in HSL hsl(214.47, 58.75%, 31.37%) and in OKLCH oklch(40.602% 0.10158 256.729).
What colors go well with #21497f?
The complementary color of #21497f is #674000. For a calmer combination use the analogous colors #005373 and #463f7d. The triadic partners are #762e35 and #2d5518.
Is white or black text more readable on #21497f?
White text reads better on #21497f: white gives a contrast ratio of 9.04:1 and black gives 2.32:1. WCAG AA asks for at least 4.5:1 for body text.
Is #21497f a warm or cool color?
#21497f is a cool color. In OKLCH its hue is 257 degrees, its lightness 40.6% and its chroma 0.102.