black

#000000

#F4100F

#F4100F

Contrast Ratio

4.93:1

Delta E

110.57

Very Different

50:50 Mix

Color Values

Format #000000 #F4100F
HEX #000000 #F4100F
RGB 0, 0, 0 244, 16, 15
HSL 0.0, 0.0%, 0.0% 0.3, 91.2%, 50.8%
HSV 0.0, 0.0%, 0.0% 0.3, 93.9%, 95.7%
CMYK 0%, 0%, 0%, 100% 0.0%, 93.4%, 93.9%, 4.3%
OKLCH 0.0 0.0 0.0 0.6109 0.2456 28.9

Contrast & Accessibility

4.93:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #F4100F → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #F4100F

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #F4100F);
background: linear-gradient(135deg, #000000, #F4100F);

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