black

#000000

#FF5350

#FF5350

Contrast Ratio

6.61:1

Delta E

96.4

Very Different

50:50 Mix

Color Values

Format #000000 #FF5350
HEX #000000 #FF5350
RGB 0, 0, 0 255, 83, 80
HSL 0.0, 0.0%, 0.0% 1.0, 100.0%, 65.7%
HSV 0.0, 0.0%, 0.0% 1.0, 68.6%, 100.0%
CMYK 0%, 0%, 0%, 100% 0.0%, 67.5%, 68.6%, 0.0%
OKLCH 0.0 0.0 0.0 0.6794 0.2088 25.5

Contrast & Accessibility

6.61:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #FF5350 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #FF5350

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #FF5350);
background: linear-gradient(135deg, #000000, #FF5350);

Explore Each Color

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