black

#000000

#FF5B35

#FF5B35

Contrast Ratio

6.8:1

Delta E

101.35

Very Different

50:50 Mix

Color Values

Format #000000 #FF5B35
HEX #000000 #FF5B35
RGB 0, 0, 0 255, 91, 53
HSL 0.0, 0.0%, 0.0% 11.3, 100.0%, 60.4%
HSV 0.0, 0.0%, 0.0% 11.3, 79.2%, 100.0%
CMYK 0%, 0%, 0%, 100% 0.0%, 64.3%, 79.2%, 0.0%
OKLCH 0.0 0.0 0.0 0.685 0.2063 34.3

Contrast & Accessibility

6.8:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #FF5B35 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #FF5B35

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #FF5B35);
background: linear-gradient(135deg, #000000, #FF5B35);

Explore Each Color

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