black

#000000

#51CF6C

#51CF6C

Contrast Ratio

10.49:1

Delta E

100.81

Very Different

50:50 Mix

Color Values

Format #000000 #51CF6C
HEX #000000 #51CF6C
RGB 0, 0, 0 81, 207, 108
HSL 0.0, 0.0%, 0.0% 132.9, 56.8%, 56.5%
HSV 0.0, 0.0%, 0.0% 132.9, 60.9%, 81.2%
CMYK 0%, 0%, 0%, 100% 60.9%, 0.0%, 47.8%, 18.8%
OKLCH 0.0 0.0 0.0 0.7611 0.1778 147.8

Contrast & Accessibility

10.49:1
AA Pass AA Large Pass AAA Pass AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #51CF6C → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #51CF6C

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #51CF6C);
background: linear-gradient(135deg, #000000, #51CF6C);

Explore Each Color

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