#1b3a68 color: Passionate Blue
#1b3a68 is rgb(27, 58, 104) in RGB and oklch(35.085% 0.08846 258.242) in OKLCH. Every other format, shade and contrast value is below.
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- Blue
- Dark
- Soft
- Cool
- ≈ Charcoal
- sky-900
- Black 59%
Inside sRGB: displays the same on any screen.
Shades
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About #1b3a68
#1b3a68 is a soft dark blue color. In OKLCH it has 35.1% lightness, 0.088 chroma and a hue of 258°.
Inside sRGB: displays the same on any screen.
White text on it reaches 11.34:1 contrast and black text 1.85:1, so white text reads better.
The closest named color is Passionate Blue (#1f3465). In Tailwind CSS the closest color is sky-900.
Lighter: #1b3a68 mixed with white
Darker: #1b3a68 mixed with black
Calmer: #1b3a68 with less saturation
Similar named colors
Colors that go with #1b3a68
Questions about #1b3a68
What color is #1b3a68?
#1b3a68 is soft dark blue. The closest named color is Passionate Blue. In RGB it is rgb(27, 58, 104), in HSL hsl(215.84, 58.78%, 25.69%) and in OKLCH oklch(35.085% 0.08846 258.242).
What colors go well with #1b3a68?
The complementary color of #1b3a68 is #533300. For a calmer combination use the analogous colors #00425f and #3a3166. The triadic partners are #612429 and #214513.
Is white or black text more readable on #1b3a68?
White text reads better on #1b3a68: white gives a contrast ratio of 11.34:1 and black gives 1.85:1. WCAG AA asks for at least 4.5:1 for body text.
Is #1b3a68 a warm or cool color?
#1b3a68 is a cool color. In OKLCH its hue is 258 degrees, its lightness 35.1% and its chroma 0.088.