black

#000000

#FD5555

#FD5555

Contrast Ratio

6.61:1

Delta E

94.52

Very Different

50:50 Mix

Color Values

Format #000000 #FD5555
HEX #000000 #FD5555
RGB 0, 0, 0 253, 85, 85
HSL 0.0, 0.0%, 0.0% 0.0, 97.7%, 66.3%
HSV 0.0, 0.0%, 0.0% 0.0, 66.4%, 99.2%
CMYK 0%, 0%, 0%, 100% 0.0%, 66.4%, 66.4%, 0.8%
OKLCH 0.0 0.0 0.0 0.679 0.2043 24.4

Contrast & Accessibility

6.61:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #FD5555 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #FD5555

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #FD5555);
background: linear-gradient(135deg, #000000, #FD5555);

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