black

#000000

#289C5D

#289C5D

Contrast Ratio

6.0:1

Delta E

77.44

Very Different

50:50 Mix

Color Values

Format #000000 #289C5D
HEX #000000 #289C5D
RGB 0, 0, 0 40, 156, 93
HSL 0.0, 0.0%, 0.0% 147.4, 59.2%, 38.4%
HSV 0.0, 0.0%, 0.0% 147.4, 74.4%, 61.2%
CMYK 0%, 0%, 0%, 100% 74.4%, 0.0%, 40.4%, 38.8%
OKLCH 0.0 0.0 0.0 0.6143 0.1389 154.4

Contrast & Accessibility

6.0:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #289C5D → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #289C5D

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #289C5D);
background: linear-gradient(135deg, #000000, #289C5D);

Explore Each Color

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