black

#000000

#A5643F

#A5643F

Contrast Ratio

4.49:1

Delta E

62.52

Very Different

50:50 Mix

Color Values

Format #000000 #A5643F
HEX #000000 #A5643F
RGB 0, 0, 0 165, 100, 63
HSL 0.0, 0.0%, 0.0% 21.8, 44.7%, 44.7%
HSV 0.0, 0.0%, 0.0% 21.8, 61.8%, 64.7%
CMYK 0%, 0%, 0%, 100% 0.0%, 39.4%, 61.8%, 35.3%
OKLCH 0.0 0.0 0.0 0.5675 0.0987 49.5

Contrast & Accessibility

4.49:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #A5643F → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #A5643F

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #A5643F);
background: linear-gradient(135deg, #000000, #A5643F);

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