black

#000000

#663C2C

#663C2C

Contrast Ratio

2.25:1

Delta E

38.59

Very Different

50:50 Mix

Color Values

Format #000000 #663C2C
HEX #000000 #663C2C
RGB 0, 0, 0 102, 60, 44
HSL 0.0, 0.0%, 0.0% 16.6, 39.7%, 28.6%
HSV 0.0, 0.0%, 0.0% 16.6, 56.9%, 40.0%
CMYK 0%, 0%, 0%, 100% 0.0%, 41.2%, 56.9%, 60.0%
OKLCH 0.0 0.0 0.0 0.4029 0.065 41.5

Contrast & Accessibility

2.25:1
AA Fail AA Large Fail AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #663C2C → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #663C2C

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #663C2C);
background: linear-gradient(135deg, #000000, #663C2C);

Explore Each Color

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