black

#000000

#51C5CE

#51C5CE

Contrast Ratio

10.23:1

Delta E

80.67

Very Different

50:50 Mix

Color Values

Format #000000 #51C5CE
HEX #000000 #51C5CE
RGB 0, 0, 0 81, 197, 206
HSL 0.0, 0.0%, 0.0% 184.3, 56.1%, 56.3%
HSV 0.0, 0.0%, 0.0% 184.3, 60.7%, 80.8%
CMYK 0%, 0%, 0%, 100% 60.7%, 4.4%, 0.0%, 19.2%
OKLCH 0.0 0.0 0.0 0.7614 0.104 202.3

Contrast & Accessibility

10.23:1
AA Pass AA Large Pass AAA Pass AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #51C5CE → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #51C5CE

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #51C5CE);
background: linear-gradient(135deg, #000000, #51C5CE);

Explore Each Color

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