black

#000000

#C73F41

#C73F41

Contrast Ratio

4.22:1

Delta E

77.47

Very Different

50:50 Mix

Color Values

Format #000000 #C73F41
HEX #000000 #C73F41
RGB 0, 0, 0 199, 63, 65
HSL 0.0, 0.0%, 0.0% 359.1, 54.8%, 51.4%
HSV 0.0, 0.0%, 0.0% 359.1, 68.3%, 78.0%
CMYK 0%, 0%, 0%, 100% 0.0%, 68.3%, 67.3%, 22.0%
OKLCH 0.0 0.0 0.0 0.5646 0.1725 23.8

Contrast & Accessibility

4.22:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #C73F41 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #C73F41

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #C73F41);
background: linear-gradient(135deg, #000000, #C73F41);

Explore Each Color

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