black

#000000

#288D64

#288D64

Contrast Ratio

5.08:1

Delta E

66.57

Very Different

50:50 Mix

Color Values

Format #000000 #288D64
HEX #000000 #288D64
RGB 0, 0, 0 40, 141, 100
HSL 0.0, 0.0%, 0.0% 155.6, 55.8%, 35.5%
HSV 0.0, 0.0%, 0.0% 155.6, 71.6%, 55.3%
CMYK 0%, 0%, 0%, 100% 71.6%, 0.0%, 29.1%, 44.7%
OKLCH 0.0 0.0 0.0 0.5753 0.1118 161.8

Contrast & Accessibility

5.08:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #288D64 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #288D64

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #288D64);
background: linear-gradient(135deg, #000000, #288D64);

Explore Each Color

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