black

#000000

#663C2B

#663C2B

Contrast Ratio

2.25:1

Delta E

38.82

Very Different

50:50 Mix

Color Values

Format #000000 #663C2B
HEX #000000 #663C2B
RGB 0, 0, 0 102, 60, 43
HSL 0.0, 0.0%, 0.0% 17.3, 40.7%, 28.4%
HSV 0.0, 0.0%, 0.0% 17.3, 57.8%, 40.0%
CMYK 0%, 0%, 0%, 100% 0.0%, 41.2%, 57.8%, 60.0%
OKLCH 0.0 0.0 0.0 0.4027 0.0655 42.6

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: #663C2B → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #663C2B

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #663C2B);
background: linear-gradient(135deg, #000000, #663C2B);

Explore Each Color

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