black

#000000

#D73B3D

#D73B3D

Contrast Ratio

4.58:1

Delta E

85.58

Very Different

50:50 Mix

Color Values

Format #000000 #D73B3D
HEX #000000 #D73B3D
RGB 0, 0, 0 215, 59, 61
HSL 0.0, 0.0%, 0.0% 359.2, 66.1%, 53.7%
HSV 0.0, 0.0%, 0.0% 359.2, 72.6%, 84.3%
CMYK 0%, 0%, 0%, 100% 0.0%, 72.6%, 71.6%, 15.7%
OKLCH 0.0 0.0 0.0 0.587 0.1929 24.8

Contrast & Accessibility

4.58:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #D73B3D → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #D73B3D

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #D73B3D);
background: linear-gradient(135deg, #000000, #D73B3D);

Explore Each Color

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