black

#000000

#F91B06

#F91B06

Contrast Ratio

5.19:1

Delta E

113.17

Very Different

50:50 Mix

Color Values

Format #000000 #F91B06
HEX #000000 #F91B06
RGB 0, 0, 0 249, 27, 6
HSL 0.0, 0.0%, 0.0% 5.2, 95.3%, 50.0%
HSV 0.0, 0.0%, 0.0% 5.2, 97.6%, 97.6%
CMYK 0%, 0%, 0%, 100% 0.0%, 89.2%, 97.6%, 2.4%
OKLCH 0.0 0.0 0.0 0.6233 0.2468 30.1

Contrast & Accessibility

5.19:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #F91B06 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #F91B06

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #F91B06);
background: linear-gradient(135deg, #000000, #F91B06);

Explore Each Color

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