#137bcb color: Blue Aster
#137bcb is rgb(19, 123, 203) in RGB and oklch(57.048% 0.15021 248.896) in OKLCH. Every other format, shade and contrast value is below.
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- Blue
- Medium
- Vivid
- Cool
- ≈ Steel blue
- sky-600
- Black 20%
Inside sRGB: displays the same on any screen.
Shades
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Harmonies
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About #137bcb
#137bcb is a bright blue color. In OKLCH it has 57% lightness, 0.15 chroma and a hue of 249°.
Inside sRGB: displays the same on any screen.
White text on it reaches 4.45:1 contrast and black text 4.72:1, so white text reads better.
The closest named color is Blue Aster (#007ec7). In Tailwind CSS the closest color is sky-600.
Lighter: #137bcb mixed with white
Darker: #137bcb mixed with black
Calmer: #137bcb with less saturation
Similar named colors
Colors that go with #137bcb
Questions about #137bcb
What color is #137bcb?
#137bcb is bright blue. The closest named color is Blue Aster. In RGB it is rgb(19, 123, 203), in HSL hsl(206.09, 82.88%, 43.53%) and in OKLCH oklch(57.048% 0.15021 248.896).
What colors go well with #137bcb?
The complementary color of #137bcb is #ad6400. For a calmer combination use the analogous colors #0087a8 and #666acd. The triadic partners are #be4a65 and #5b8703.
Is white or black text more readable on #137bcb?
White text reads better on #137bcb: white gives a contrast ratio of 4.45:1 and black gives 4.72:1. WCAG AA asks for at least 4.5:1 for body text.
Is #137bcb a warm or cool color?
#137bcb is a cool color. In OKLCH its hue is 249 degrees, its lightness 57% and its chroma 0.15.