black

#000000

#288A63

#288A63

Contrast Ratio

4.91:1

Delta E

64.99

Very Different

50:50 Mix

Color Values

Format #000000 #288A63
HEX #000000 #288A63
RGB 0, 0, 0 40, 138, 99
HSL 0.0, 0.0%, 0.0% 156.1, 55.1%, 34.9%
HSV 0.0, 0.0%, 0.0% 156.1, 71.0%, 54.1%
CMYK 0%, 0%, 0%, 100% 71.0%, 0.0%, 28.3%, 45.9%
OKLCH 0.0 0.0 0.0 0.567 0.1085 162.4

Contrast & Accessibility

4.91:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #288A63 β†’ Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 β†’ Background: #288A63

Color Difference (Delta E)

64.99 Very Different
0 β€” Identical 5 β€” Similar 25 β€” Noticeable 100 β€” Very Different

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #288A63);
background: linear-gradient(135deg, #000000, #288A63);

Explore Each Color

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