black

#000000

#660D1C

#660D1C

Contrast Ratio

1.64:1

Delta E

46.81

Very Different

50:50 Mix

Color Values

Format #000000 #660D1C
HEX #000000 #660D1C
RGB 0, 0, 0 102, 13, 28
HSL 0.0, 0.0%, 0.0% 349.9, 77.4%, 22.5%
HSV 0.0, 0.0%, 0.0% 349.9, 87.3%, 40.0%
CMYK 0%, 0%, 0%, 100% 0.0%, 87.3%, 72.5%, 60.0%
OKLCH 0.0 0.0 0.0 0.3325 0.1205 18.7

Contrast & Accessibility

1.64:1
AA Fail AA Large Fail AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #660D1C → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #660D1C

Color Difference (Delta E)

46.81 Very Different
0 — Identical 5 — Similar 25 — Noticeable 100 — Very Different

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #660D1C);
background: linear-gradient(135deg, #000000, #660D1C);

Explore Each Color

Related Comparisons