black

#000000

#F01F20

#F01F20

Contrast Ratio

4.92:1

Delta E

104.91

Very Different

50:50 Mix

Color Values

Format #000000 #F01F20
HEX #000000 #F01F20
RGB 0, 0, 0 240, 31, 32
HSL 0.0, 0.0%, 0.0% 359.7, 87.4%, 53.1%
HSV 0.0, 0.0%, 0.0% 359.7, 87.1%, 94.1%
CMYK 0%, 0%, 0%, 100% 0.0%, 87.1%, 86.7%, 5.9%
OKLCH 0.0 0.0 0.0 0.6095 0.2363 27.9

Contrast & Accessibility

4.92:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #F01F20 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #F01F20

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #F01F20);
background: linear-gradient(135deg, #000000, #F01F20);

Explore Each Color

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