black

#000000

#308B9C

#308B9C

Contrast Ratio

5.3:1

Delta E

59.83

Very Different

50:50 Mix

Color Values

Format #000000 #308B9C
HEX #000000 #308B9C
RGB 0, 0, 0 48, 139, 156
HSL 0.0, 0.0%, 0.0% 189.4, 52.9%, 40.0%
HSV 0.0, 0.0%, 0.0% 189.4, 69.2%, 61.2%
CMYK 0%, 0%, 0%, 100% 69.2%, 10.9%, 0.0%, 38.8%
OKLCH 0.0 0.0 0.0 0.5908 0.0873 212.5

Contrast & Accessibility

5.3:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #308B9C → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #308B9C

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #308B9C);
background: linear-gradient(135deg, #000000, #308B9C);

Explore Each Color

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