analogous
Neighbouring hues that sit side by side on the color wheel for a calm, cohesive feel.
#A51D1D — Ruby
#A51D1D is a mid-tone saturated red sitting at 0° 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.
#a51d1d
- HEX
- RGB
- HSL
- CMYK
- Closest name
- Color family
- Contrast on white
- Contrast on black
Tints and shades of #A51D1D
- fdf2f2
- f6caca
- efa2a2
- e87a7a
- e15252
- da2b2b
- b52020
- 8d1919
- 651212
- 3e0b0b
- 160404
Color schemes using #A51D1D
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
#A51D1D FAQ
What color is #A51D1D?
#A51D1D is a shade of ruby in the red family. It has a hue of 0 degrees, 70% saturation and 38% lightness, which makes it a mid-tone saturated color.
What is the RGB value of #A51D1D?
#A51D1D is rgb(165, 29, 29) in RGB, hsl(0, 70%, 38%) in HSL, and cmyk(0%, 82%, 82%, 35%) in CMYK.
Can I use white text on #A51D1D?
White text on this background reaches 7.52:1, which passes WCAG AA. Black text reaches 2.79:1.
What colors go well with #A51D1D?
Its direct complement is #1DA5A5. For something less stark, the split-complementary pair #1DA561 and #1D61A5 gives you contrast without the vibration.