black

#000000

#CF302D

#CF302D

Contrast Ratio

4.11:1

Delta E

86.67

Very Different

50:50 Mix

Color Values

Format #000000 #CF302D
HEX #000000 #CF302D
RGB 0, 0, 0 207, 48, 45
HSL 0.0, 0.0%, 0.0% 1.1, 64.3%, 49.4%
HSV 0.0, 0.0%, 0.0% 1.1, 78.3%, 81.2%
CMYK 0%, 0%, 0%, 100% 0.0%, 76.8%, 78.3%, 18.8%
OKLCH 0.0 0.0 0.0 0.5615 0.1959 27.0

Contrast & Accessibility

4.11:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #CF302D → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #CF302D

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #CF302D);
background: linear-gradient(135deg, #000000, #CF302D);

Explore Each Color

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