#646ca7 color: Twinkle Night
#646ca7 is rgb(100, 108, 167) in RGB and oklch(54.994% 0.09223 277.026) in OKLCH. Every other format, shade and contrast value is below.
Read as HEX
- Ctrl Vpaste a color anywhere
- Spacerandom color
- Ccopy HEX
- Indigo
- Medium
- Soft
- Cool
- ≈ Steel blue
- slate-500
- Black 35%
Inside sRGB: displays the same on any screen.
Shades
From lightest to darkest. Click a shade to use it.
Harmonies
Open as paletteRecent
Colors you stop on or copy appear here. They stay on this device.
About #646ca7
#646ca7 is a soft indigo color. In OKLCH it has 55% lightness, 0.092 chroma and a hue of 277°.
Inside sRGB: displays the same on any screen.
White text on it reaches 4.95:1 contrast and black text 4.24:1, so white text reads better.
The closest named color is Twinkle Night (#636ca8). In Tailwind CSS the closest color is slate-500.
Lighter: #646ca7 mixed with white
Darker: #646ca7 mixed with black
Calmer: #646ca7 with less saturation
Similar named colors
Colors that go with #646ca7
Questions about #646ca7
What color is #646ca7?
#646ca7 is soft indigo. The closest named color is Twinkle Night. In RGB it is rgb(100, 108, 167), in HSL hsl(232.84, 27.57%, 52.35%) and in OKLCH oklch(54.994% 0.09223 277.026).
What colors go well with #646ca7?
The complementary color of #646ca7 is #81712a. For a calmer combination use the analogous colors #4176a4 and #80639c. The triadic partners are #a05d4a and #3d825c.
Is white or black text more readable on #646ca7?
White text reads better on #646ca7: white gives a contrast ratio of 4.95:1 and black gives 4.24:1. WCAG AA asks for at least 4.5:1 for body text.
Is #646ca7 a warm or cool color?
#646ca7 is a cool color. In OKLCH its hue is 277 degrees, its lightness 55% and its chroma 0.092.