#CF181A

#CF181A

white

#FFFFFF

Contrast Ratio

5.53:1

Delta E

99.13

Very Different

50:50 Mix

Color Values

Format #CF181A #FFFFFF
HEX #CF181A #FFFFFF
RGB 207, 24, 26 255, 255, 255
HSL 359.3, 79.2%, 45.3% 0.0, 0.0%, 100.0%
HSV 359.3, 88.4%, 81.2% 0.0, 0.0%, 100.0%
CMYK 0.0%, 88.4%, 87.4%, 18.8% 0.0%, 0.0%, 0.0%, 0.0%
OKLCH 0.5448 0.2119 27.8 1.0 0.0 89.9

Contrast & Accessibility

5.53:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #FFFFFF → Background: #CF181A

The quick brown fox jumps over the lazy dog

Text: #CF181A → Background: #FFFFFF

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #CF181A, #FFFFFF);
background: linear-gradient(135deg, #CF181A, #FFFFFF);

Explore Each Color

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