black

#000000

orangered

#FF4500

Contrast Ratio

6.1:1

Delta E

112.54

Very Different

50:50 Mix

Color Values

Format #000000 #FF4500
HEX #000000 #FF4500
RGB 0, 0, 0 255, 69, 0
HSL 0.0, 0.0%, 0.0% 16.2, 100.0%, 50.0%
HSV 0.0, 0.0%, 0.0% 16.2, 100.0%, 100.0%
CMYK 0%, 0%, 0%, 100% 0.0%, 72.9%, 100.0%, 0.0%
OKLCH 0.0 0.0 0.0 0.6602 0.2294 35.4

Contrast & Accessibility

6.1:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #FF4500 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #FF4500

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #FF4500);
background: linear-gradient(135deg, #000000, #FF4500);

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