Bright Black
A muted, warm very dark red.
#100A0A
rgb(16, 10, 10)
Color formats
HEX
#100A0A
RGB
rgb(16, 10, 10)
HSL
hsl(0, 23.1%, 5.1%)
HSV
hsv(0, 37.5%, 6.3%)
CMYK
cmyk(0%, 37.5%, 37.5%, 93.7%)
Color shades
Lighter tints and darker shades of Bright Black.
Lightest
#8E5858
Lighter
#4F3131
Base
#100A0A
Darker
#000000
Darkest
#000000
Complementary
The opposite hue on the color wheel.
Analogous
Neighbouring hues that harmonise.
Contrast & readability
Where Bright Black works
Bright Black (#100A0A) is a muted, warm very dark red. As a deep tone it works well for text, headers and high-contrast backgrounds where you want weight and focus. Its warm undertone gives it an energetic, inviting feel — a good fit for friendly, expressive brands.
Observe the spectrum
More colors related to Bright Black — or browse all blacks.
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.
