analogous
Neighbouring hues that sit side by side on the color wheel for a calm, cohesive feel.
#666CB7 — Slate Blue
#666CB7 is a mid-tone moderately saturated blue sitting at 236° on the color wheel. Below you will find every format, a full tint and shade ramp, contrast ratings, and five harmony schemes built around it.
#666cb7
- HEX
- RGB
- HSL
- CMYK
- Closest name
- Color family
- Contrast on white
- Contrast on black
Tints and shades of #666CB7
- f5f5fa
- d5d6eb
- b5b7dc
- 9599cd
- 757abe
- 555baf
- 444991
- 353971
- 262951
- 171931
- 080911
Color schemes using #666CB7
complementary
Two opposite hues that create the strongest possible contrast and visual tension.
split complementary
A base hue paired with the two neighbours of its complement — bold but easier to balance.
triadic
Three hues spaced evenly around the wheel for a vibrant, well-balanced scheme.
tetradic
Two complementary pairs, giving you the widest range of usable accents.
monochromatic
A single hue explored across lightness and saturation for a refined, minimal look.
Nearby colors
#666CB7 FAQ
What color is #666CB7?
#666CB7 is a shade of slate blue in the blue family. It has a hue of 236 degrees, 36% saturation and 56% lightness, which makes it a mid-tone muted color.
What is the RGB value of #666CB7?
#666CB7 is rgb(102, 108, 183) in RGB, hsl(236, 36%, 56%) in HSL, and cmyk(44%, 41%, 0%, 28%) in CMYK.
Can I use white text on #666CB7?
White text on this background reaches 4.78:1, which passes WCAG AA. Black text reaches 4.39:1.
What colors go well with #666CB7?
Its direct complement is #B7B266. For something less stark, the split-complementary pair #B78966 and #94B766 gives you contrast without the vibration.