Dark Red
A vivid, warm dark red.
#A30000
rgb(163, 0, 0)
Color formats
HEX
#A30000
RGB
rgb(163, 0, 0)
HSL
hsl(0, 100%, 32%)
HSV
hsv(0, 100%, 63.9%)
CMYK
cmyk(0%, 100%, 100%, 36.1%)
Color shades
Lighter tints and darker shades of Dark Red.
Lightest
#FF7070
Lighter
#FF0A0A
Base
#A30000
Darker
#3D0000
Darkest
#000000
Complementary
The opposite hue on the color wheel.
Analogous
Neighbouring hues that harmonise.
Contrast & readability
Where Dark Red works
Dark Red (#A30000) is a vivid, warm dark red. Its mid-range lightness makes it a flexible choice for buttons, fills and accents that need to read clearly without overpowering a layout. Its warm undertone gives it an energetic, inviting feel — a good fit for friendly, expressive brands.
Observe the spectrum
More colors related to Dark Red — or browse all reds.
Color tools
Color Format Converter
Convert any color between HEX, RGB, HSL, HSV, CMYK and OKLCH instantly — and copy ready-to-paste CSS, SCSS or Tailwind.
Color Picker
Pick any color visually and copy accurate HEX, RGB, HSL and CMYK codes — no signup.
Palette Generator
Generate harmonious color palettes from any base color — complementary, analogous, triadic and more, with instant CSS export.
Contrast Checker
Test color contrast against WCAG 2.1 AA/AAA — live pass/fail, font-size rules, and a real component preview.
Shade & Tint Generator
Generate 10–12 step tints and shades from any color — perfect 50–950 UI ramps with CSS and Tailwind export.
Complementary Color Finder
Find the perfect complementary (180° opposite) color for any shade, with HEX/RGB/HSL and contrast info.