black

#000000

#631F2F

#631F2F

Contrast Ratio

1.77:1

Delta E

40.04

Very Different

50:50 Mix

Color Values

Format #000000 #631F2F
HEX #000000 #631F2F
RGB 0, 0, 0 99, 31, 47
HSL 0.0, 0.0%, 0.0% 345.9, 52.3%, 25.5%
HSV 0.0, 0.0%, 0.0% 345.9, 68.7%, 38.8%
CMYK 0%, 0%, 0%, 100% 0.0%, 68.7%, 52.5%, 61.2%
OKLCH 0.0 0.0 0.0 0.3499 0.0987 9.6

Contrast & Accessibility

1.77:1
AA Fail AA Large Fail AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #631F2F → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #631F2F

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #631F2F);
background: linear-gradient(135deg, #000000, #631F2F);

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