black

#000000

#51CFF4

#51CFF4

Contrast Ratio

11.58:1

Delta E

86.09

Very Different

50:50 Mix

Color Values

Format #000000 #51CFF4
HEX #000000 #51CFF4
RGB 0, 0, 0 81, 207, 244
HSL 0.0, 0.0%, 0.0% 193.6, 88.1%, 63.7%
HSV 0.0, 0.0%, 0.0% 193.6, 66.8%, 95.7%
CMYK 0%, 0%, 0%, 100% 66.8%, 15.2%, 0.0%, 4.3%
OKLCH 0.0 0.0 0.0 0.7993 0.1209 220.9

Contrast & Accessibility

11.58:1
AA Pass AA Large Pass AAA Pass AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #51CFF4 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #51CFF4

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #51CFF4);
background: linear-gradient(135deg, #000000, #51CFF4);

Explore Each Color

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