black

#000000

#660729

#660729

Contrast Ratio

1.63:1

Delta E

46.34

Very Different

50:50 Mix

Color Values

Format #000000 #660729
HEX #000000 #660729
RGB 0, 0, 0 102, 7, 41
HSL 0.0, 0.0%, 0.0% 338.5, 87.2%, 21.4%
HSV 0.0, 0.0%, 0.0% 338.5, 93.1%, 40.0%
CMYK 0%, 0%, 0%, 100% 0.0%, 93.1%, 59.8%, 60.0%
OKLCH 0.0 0.0 0.0 0.3317 0.1259 8.2

Contrast & Accessibility

1.63:1
AA Fail AA Large Fail AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #660729 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #660729

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #660729);
background: linear-gradient(135deg, #000000, #660729);

Explore Each Color

Related Comparisons