black

#000000

#218B9D

#218B9D

Contrast Ratio

5.24:1

Delta E

60.46

Very Different

50:50 Mix

Color Values

Format #000000 #218B9D
HEX #000000 #218B9D
RGB 0, 0, 0 33, 139, 157
HSL 0.0, 0.0%, 0.0% 188.7, 65.3%, 37.3%
HSV 0.0, 0.0%, 0.0% 188.7, 79.0%, 61.6%
CMYK 0%, 0%, 0%, 100% 79.0%, 11.5%, 0.0%, 38.4%
OKLCH 0.0 0.0 0.0 0.5876 0.0941 212.0

Contrast & Accessibility

5.24:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #218B9D → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #218B9D

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #218B9D);
background: linear-gradient(135deg, #000000, #218B9D);

Explore Each Color

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