black

#000000

#FF4247

#FF4247

Contrast Ratio

6.12:1

Delta E

99.8

Very Different

50:50 Mix

Color Values

Format #000000 #FF4247
HEX #000000 #FF4247
RGB 0, 0, 0 255, 66, 71
HSL 0.0, 0.0%, 0.0% 358.4, 100.0%, 62.9%
HSV 0.0, 0.0%, 0.0% 358.4, 74.1%, 100.0%
CMYK 0%, 0%, 0%, 100% 0.0%, 74.1%, 72.2%, 0.0%
OKLCH 0.0 0.0 0.0 0.6623 0.2244 24.6

Contrast & Accessibility

6.12:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #FF4247 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #FF4247

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #FF4247);
background: linear-gradient(135deg, #000000, #FF4247);

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