black

#000000

#FF523D

#FF523D

Contrast Ratio

6.53:1

Delta E

100.3

Very Different

50:50 Mix

Color Values

Format #000000 #FF523D
HEX #000000 #FF523D
RGB 0, 0, 0 255, 82, 61
HSL 0.0, 0.0%, 0.0% 6.5, 100.0%, 62.0%
HSV 0.0, 0.0%, 0.0% 6.5, 76.1%, 100.0%
CMYK 0%, 0%, 0%, 100% 0.0%, 67.8%, 76.1%, 0.0%
OKLCH 0.0 0.0 0.0 0.676 0.2125 30.3

Contrast & Accessibility

6.53:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #FF523D → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #FF523D

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #FF523D);
background: linear-gradient(135deg, #000000, #FF523D);

Explore Each Color

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