black

#000000

#FF4B49

#FF4B49

Contrast Ratio

6.35:1

Delta E

98.51

Very Different

50:50 Mix

Color Values

Format #000000 #FF4B49
HEX #000000 #FF4B49
RGB 0, 0, 0 255, 75, 73
HSL 0.0, 0.0%, 0.0% 0.7, 100.0%, 64.3%
HSV 0.0, 0.0%, 0.0% 0.7, 71.4%, 100.0%
CMYK 0%, 0%, 0%, 100% 0.0%, 70.6%, 71.4%, 0.0%
OKLCH 0.0 0.0 0.0 0.6705 0.2168 25.7

Contrast & Accessibility

6.35:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #FF4B49 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #FF4B49

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #FF4B49);
background: linear-gradient(135deg, #000000, #FF4B49);

Explore Each Color

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