black

#000000

#51BCB3

#51BCB3

Contrast Ratio

9.19:1

Delta E

77.57

Very Different

50:50 Mix

Color Values

Format #000000 #51BCB3
HEX #000000 #51BCB3
RGB 0, 0, 0 81, 188, 179
HSL 0.0, 0.0%, 0.0% 175.0, 44.4%, 52.7%
HSV 0.0, 0.0%, 0.0% 175.0, 56.9%, 73.7%
CMYK 0%, 0%, 0%, 100% 56.9%, 0.0%, 4.8%, 26.3%
OKLCH 0.0 0.0 0.0 0.7306 0.099 187.7

Contrast & Accessibility

9.19:1
AA Pass AA Large Pass AAA Pass AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #51BCB3 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #51BCB3

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #51BCB3);
background: linear-gradient(135deg, #000000, #51BCB3);

Explore Each Color

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